【弯道超车】Module 1 Travel 核心语法之时间状语从句-2026年春外研版九年级英语下册精讲精练 (含答案解析)

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名称 【弯道超车】Module 1 Travel 核心语法之时间状语从句-2026年春外研版九年级英语下册精讲精练 (含答案解析)
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/ 让学习更有效 新课备课备考 | 英语学科
/ 让学习更有效 新课备课备考 | 英语学科
2026年春外研版九年级英语下册核心语法精讲精练
Module 1 Travel
核心语法:时间状语从句
一、核心概念与定位
时间状语从句在复合句中充当时间状语,说明主句动作发生的时间。九年级下册的学习目标是系统掌握各类引导词、深入理解时态规则(特别是“主将从现”)、辨析易混连词、提升在复合句和写作中的综合运用能力,这是中考复合句考查的重中之重。
核心定义: 用一个句子(从句)来说明主句动作发生的时间。
本质特征: 引导词 + 主语 + 谓语(构成一个完整的句子,但只作状语成分)
二、常用引导词分类与用法详解
时间状语从句的引导词非常丰富,九年级需要全面掌握。
1、第一类:基本时间点(When, While, As)
引导词 核心含义 从句动作特点 时态要求 典型例句
when 当...时(动作在某时刻发生) 1. 瞬间动作
2. 持续性动作 根据实际时间 1. When he arrived, I was cooking.
2. When I was young, I liked swimming.
while 在...期间(动作在过程中) 必须是持续性动作 必须用进行时(过去/现在进行时) While I was reading, the phone rang.
as 一边...一边... / 随着 两个动作同时发生,且持续时间一致 常用进行时,也可一般时 As she sang, she danced.
关键辨析:when vs while vs as
when 最通用,可接瞬间或持续动作。
while 最严格,强调“在...过程中”,从句必须用进行时。
as 强调“同步性”,两个动作同时开始、同时进行、同时结束。
2、第二类:先后顺序(Before, After, Until/Till)
引导词 核心含义 逻辑关系 时态注意 典型例句
before 在...之前 主句动作发生在从句动作之前 从句可用一般现在时代替将来时 Turn off the lights before you leave.
after 在...之后 主句动作发生在从句动作之后 从句可用现在完成时代替将来完成时 I'll call you after I have arrived.
until/till 直到...为止 主句动作持续到从句动作发生时停止 主句为延续性动词用肯定;为瞬间动词用否定 I waited until he came back.
I didn't leave until he came back.
until用法难点:
肯定句 + until:表示动作持续到某一时刻。
I worked until 10 p.m.(我工作到晚上10点。)
否定句 + until (not...until):表示动作直到某一时刻才开始。
I didn't go to bed until 10 p.m.(我直到10点才睡觉。)
3、第三类:瞬间时间(As soon as, The moment, Immediately)
引导词 核心含义 特点 典型例句
as soon as 一...就... 最常用,强调动作紧接着发生 As soon as he saw me, he ran away.
the moment 就在那一刻 与as soon as同义,更强调“瞬间” The moment I heard the news, I called you.
immediately 立即 副词作连词用,语气正式 Immediately the bell rang, the students stood up.
4、第四类:频率与起点(Whenever, Since)
引导词 核心含义 用法说明 典型例句
whenever 无论何时 / 每当 表示任何时间或重复性的时间 You can come whenever you are free.
since 自从...以来 1. 引导时间状语从句,主句用现在完成时
2. 从句用一般过去时 I have lived here since I was born.
since难点: “主句现在完成,从句一般过去”是固定搭配。
Since I have come here, I made many friends.(错)
Since I came here, I have made many friends.(对)
三、核心语法规则:“主将从现”及其扩展(中考核心)
这是时间(和条件)状语从句中最重要、必考的语法规则。
1. 基本规则“主将从现”
规则: 如果主句是将来时(或含有将来含义),则时间状语从句用一般现在时表示将来。
I will call you when I arrive in Beijing.(我到北京后会给你打电话。)
He is going to visit us before he leaves for America.(他去美国之前会来看我们。)
Please tell him the news as soon as he comes back.(他一回来就告诉他这个消息。)→ 主句是祈使句,也表将来含义
2. 扩展规则“主过从过”
规则: 如果主句是过去将来时,则时间状语从句用一般过去时表示过去将来。
He said he would help me when he had time.(他说他有时间时会帮我。)
She told me she was going to buy a gift after she got her salary.(她告诉我她发工资后会去买个礼物。)
3. 扩展规则“主现从现”
规则: 如果主句是现在时,表示客观事实、真理、习惯,则从句也用一般现在时。
When spring comes, the weather gets warmer.(春天到来时,天气变暖。)
After he finishes his homework, he usually watches TV.(他通常做完作业后看电视。)
4. 扩展规则“主将从完”?
特殊注意: 在after引导的从句中,有时为了强调从句动作在主句动作之前已经完成,可以用现在完成时代替一般现在时。两者常可互换。
I'll go to bed after I (have) finished my homework.(我做完作业后就去睡觉。)
记忆口诀:
时间条件状语句,主将从现是铁律;
主句将来从句现,过去将来从句过。
主句现表真习惯,从句也用一般现;
特殊连词有例外,具体分析要牢记。
四、时态一致性深度解析
时间状语从句的时态必须与主句时态保持逻辑一致。以下是中考常见组合:
主句时态 从句时态(示例) 说明
一般将来时 一般现在时(主将从现) I will wait here until you come back.
过去将来时 一般过去时(主过从过) He promised he would help when he had time.
一般现在时 一般现在时(习惯/真理) Water boils when you heat it to 100℃.
一般过去时 一般过去时 / 过去进行时 When I arrived, they were having dinner.
现在完成时 一般过去时(since引导) I have known him since we were children.
祈使句(表将来) 一般现在时 Call me as soon as you get home.
五、易混引导词辨析(中考高频考点)
1. When vs While(最常考)
When:从句动作可以是瞬间或持续。
When the teacher came in (瞬间), we stood up.
When I lived in Shanghai (持续), I often visited the Bund.
While:从句动作必须是持续的,且常用进行时。
While I was walking (持续) in the park, I met my teacher.
判断技巧:如果从句是进行时,两者都可用,但while更强调过程。如果从句是一般过去时(表瞬间),只能用when。
2. Until vs Not...until
Until:肯定句,表示动作“持续到”某个时间点。
I waited until the rain stopped.
Not...until:否定句,表示动作“直到某个时间点才开始”。
I did not leave until the rain stopped.
转换练习:I waited until he came back. → I didn't leave until he came back.(意思相似)
3. As soon as vs Immediately
意义相同,但immediately更正式,书面语中常见。
As soon as更口语化,使用更广泛。
4. Before vs After(逻辑相反)
注意主从句动作的先后顺序完全相反。
Before he went to bed, he brushed his teeth. (睡觉前刷牙)
After he brushed his teeth, he went to bed. (刷牙后睡觉)
六、特殊句型与结构
1. 固定句型:It is/was + 时间段 + since...
表示“自从...以来已经多久了”。
It is three years since I graduated. (我毕业已经三年了。)
It was two days since he had left. (那时他已经离开两天了。)→ 过去视角
2. 固定句型:Hardly/Scarcely...when...; No sooner...than...
表示“一...就...”,且强调几乎同时发生。主句用过去完成时,从句用一般过去时,且主句常倒装。
Hardly had I arrived home when it began to rain.
No sooner had he sat down than the phone rang.
3. The first/second...time that...
表示“第几次做某事的时候”。
The first time (that) I saw her, I knew we would be friends.
This is the most difficult time (that) I have ever had.
七、常见错误与难点突破
1、难点1:在时间状语从句中误用将来时
错误: I will call you when I will arrive.(×)
正确: I will call you when I arrive.(√)
规则: 牢记“主将从现”,任何时间状语从句引导词(when, before, after, until, as soon as等)后,如果主句是将来时,从句都不能用will。
2、难点2:Since从句的时态错误
错误: Since I have lived here, I made many friends.(×)
正确: Since I lived / came here, I have made many friends.(√)
规则: Since引导的从句,表示“自从过去某个时间点开始”,从句用一般过去时,主句用现在完成时。
3、难点3:While后不用进行时
错误: While I did my homework, my brother played games.(×)(若想表达“在...期间”,此句欠佳)
更好: While I was doing my homework, my brother was playing games.(√)(强调同时持续)
或改为: When I was doing my homework, my brother played games.(√)(强调背景)
规则: While强调“在...过程中”,强烈倾向于使用进行时。
4、难点4:Until的主句动词选择错误
错误: I will leave until you come back.(×)(leave是瞬间动词,应用否定式)
正确: I will not leave until you come back.(√)
或: I will wait here until you come back.(√)(wait是延续性动词,用肯定)
规则: 肯定句+until,主句动词必须是延续性动词(stay, wait, work, live等)。瞬间动词(leave, go, die, finish等)必须用否定式+until(not...until)。
1.If you have trouble pronouncing these words, you can repeat them over and over again   you are comfortable with them.
A.unless B.if C.until D.while
2.I am sunbathing ________ my father is taking photos.
A.or B.when C.once
3.I was reading a book in the library ________ a friend of mine came to sit next to me.
A.before B.while C.when D.if
4.—Have a nice trip to Hangzhou, my dear!
—OK, dad. I’ll give you a call _________ I arrive there.
A.even though B.so that C.as soon as
5.I was doing my homework _______ my mother came into my room.
A.unless B.since C.when D.or
6.________ the years go by, you will get to know it.
A.As B.While C.Since D.Until
7.—Have you ever visited the West Lake
—Yes. I________ it twice when I was in Hangzhou.
A.visit B.have visited C.will visit D.visited
8.We will go mountain climbing ________ the holiday begins.
A.at B.of C.as soon as D.in
9.Tony was drawing a picture ________ I was doing my homework.
A.if B.because C.while D.until
10.—The new ride looks dangerous. I don’t dare to try it.
—Don’t be afraid. You never know ________ you try it.
A.because B.if C.until D.although
11.I was eating dinner _________ he called me.
A.while B.when C.until
12.I will call you he comes.
A.as soon as B.as C.because D.so
13.As soon as the passengers ________ off the plane, they called their families.
A.got B.gets C.will get D.are getting
14.I didn’t find out the answer _______ the end of the story.
A.in B.until C.when D.to
15.—Must I return (归还) this book tomorrow
—No, you needn’t. You can keep it ________ next week.
A.but B.so C.until D.or
16.— _________ I was doing my homework, what were you doing
—I _________ a hot shower.
A.When; take B.Before; took C.While; was taking
17.I was walking in the park ________ suddenly the storm started.
A.when B.while C.before D.if
18.—John didn’t stop looking for a job ________ he got an offer from a German company.
— Lucky him. It’s not easy to get a good job now.
A.until B.while C.since D.if
19.My parents gave red packets to my cousin every Spring Festival ________ she got a job, because she said she was able to make money.
A.after B.until C.since
20.________ I got home, I found my father was watching TV.
A.When B.Before C.Since D.If
21.Daisy always turns on the TV ________ she comes home.
A.because B.as soon as C.though D.then
22.I ______ believe it _______ I see it with my own eyes.
A.won’t; and B.will; but C.will; until D.won’t; until
23.We need to cook the vegetables ________ they become soft.
A.because B.so C.until D.if
24.________ this important task is difficult, they are asked to experience it.
A.If B.Unless C.Since D.Though
25.I’ll go to visit my aunt in England ________ the summer vacation starts.
A.while B.since C.until D.when
26.His brother has been to Stone Forest twice ________ he came to Yunnan.
A.when B.since C.after
27.—Do you know when we can watch Zootopia 2
—We will have to wait ________ it comes out on November 26.
A.before B.after C.until D.since
28.______ he got ready to leave home, his parents came to his home.
A.While B.As C.Until D.If
29.It’s been 10 years since he __________ his hometown.
A.left B.has left C.had left D.leaves
30.They were playing computer games ________ their teacher came in.
A.after B.when C.until D.then
31.Mr Green was talking on the phone ________ I arrived at his office.
A.while B.when C.as soon as D.before
32.They won't leave school until they ______ their homework.
A.finish B.finishes
C.finished D.will finish
33.—It’s too late. I have to go now.
—Oh, it’s raining outside. Don’t leave _______it stops.
A.since B.until C.while
34.He doesn’t know the secret of happiness is to value the things he has now. He won’t know it ________ he loses what he owns.
A.if B.no matter C.since D.until
35.
—What were you doing ________ the fire happened
—I was sleeping.
A.while B.when C.as D.since
36.Danny says he will give me a call ________ he arrives in Beijing.
A.as soon as B.as well as C.as much as D.as usual as
37.Hi, boys, please don’t go back home ________ the rain stops, or you’ll get wet.
A.until B.because C.since D.so
38.—Do you usually check your phone after waking up
—Yeah, I’ll take a look at the messages ________ I open my eyes.
A.so that B.even though C.as soon as D.as long as
39.________ I was waiting for the bus, I saw an old friend of mine.
A.If B.While C.Since D.Before
40.Kitty has made some friends since she ________ to China.
A.came B.comes C.has come D.will come
41.—Shall we meet at the station at 7 a.m.
—In fact, we ________. The train ________ until 10 a.m.
A.mustn’t; doesn’t leave B.mustn’t; leaves C.needn’t; won’t leave D.needn’t; will leave
42.It was getting to rain ________ I arrived at the station.
A.as B.while C.when D.as soon as
43.—You can’t cross the street ________ the traffic lights turn green.
—Oh, sorry and thank you.
A.when B.after C.while D.until
44.We will go out to fly a kite as soon as the rain ________.
A.is stopping B.stopped C.will stop D.stops
45.It is three months Kitty moved here.
A.for B.since C.until D.when
46.I usually read books ________ I am on the bus every morning.
A.where B.when C.who D.how
47.—Excuse me. Where is the nearest hotel
—Just go down this road ________ you see a library. It’s across from it.
A.until B.because C.however D.though
48.People should stay at home_______ there is a typhoon.
A.but B.and C.when D.so
49.---What is he going to ________ when he _______ up
--- He’s going to be a doctor .
A.do , grow B.does , grows C.be , grow D.be , grows
50. Laura opened the door and rushed into the rain _______ I could stop her.
A.until B.after C.before D.unless
51.She watched TV alone at home __________ her mother came back from work.
A.till B.since C.while D.because
52.— Why didn’t you try your best to get on the subway
— I tried to, but it started moving ______ I could get on it.
A.before B.after C.since D.if
53.Our life will get more modern ________ science and technology develop.
A.as B.before C.if D.though
54.He is going to ________ a pianist when he ________ up.
A.do, grow B.do, grows C.be, grow D.be, grows
55.-- Excuse me. Is it my turn now
-- Not yet. Please wait outside ________ your name is called.
A.until
B.since
C.so
56.He lost himself in studying ________ he met his math teacher.
A.for B.since C.after D.until
57.Virus can stay on our hands for long, so remember to wash your hands with some soap and water carefully ________ you come inside. It is the best way to fight novel coronavirus.
A.when B.before C.while D.and
58.My sister was writing an e-mail _______ I was watching TV at this time yesterday.
A.until B.after
C.while D.as soon as
59.—_________ we have passed the exam, we’ll be able to relax.
—Yes. I can’t wait.
A.Once B.Before C.While D.Though
60.To make your DIY work perfect, you’d better not start ________ you get all the tools ready.
A.when B.before C.while D.after
61.He stayed up very late that night. __________ he woke up in the morning, the sun was already high up in the sky.
A.Until B.After C.While D.As
62.Daming hasn't done much exercise _______ he got his computer.
A.when B.if C.though D.since
63.They have been friends ________ they first met.
A.since B.while C.before D.after
64.He didn’t go to bed last night _______ he finished his homework.
A.while B.since C.until D.because
65.My mother says I can watch TV ________ I finish my homework.
A.before B.after C.so D.and
66.________ they heard the news, it was too late.
A.When B.Until C.By the time D.While
67.By the time he ______ at the railway station, the train ______.
A.had arrived; had left
B.arrived; had left
C.arrived; left
D.arrived; has left
68.I didn’t believe I could do it ________ got to the top of Mount Tai.
A.unless B.until C.after D.as
69.—Jay Chou is a very popular singer.
—Yes. _______ he comes here,he is warmly welcome.
A.However B.Whoever C.Whatever D.Whenever
70.A graduation ceremony is a custom takes place students graduate from a school.
A.which; when B.that; who C.which; whose D.that; which
71.I’ve been trying different ways ________ I decided to study English well.
A.until B.since C.but D.unless
72.(2014河南)He’s not a perfect child.He sometimes talks back________his parents talk with him.
A.if
B.before
C.when
D.until
73.Lucy held her head up like a queen________ Bill was telling his tale.
A.after B.before C.while D.until
74.Lisa is flying to America for a vacation. And she will call his friends ______ she arrives at the airport.
A.although B.until C.as soon as D.since
75.Tom ________ go to bed ________ he finished his homework.
A.won’t; until B.didn’t; until C.doesn’t; before D.won’t; before
76.I’ll go to visit my aunt in England ________ the summer holiday starts.
A.while B.since C.as soon as D.until
77.Did you say anything to your parents they shouted at you
-No,I was afraid to talk back. They looked really serious and scary.
A.unless B.why C.when
78.【山东菏泽】--When will you return the book to me
---I’ll give it to you _____ I finish it.
A.once B.until C.as soon as D.unless
79.We can’t leave ________ we finish our online tours.
A.if B.though C.until D.when
80.— The plane won’t take off________ the thick clouds move away.
— Let’s wait patiently for the notice from the airport.
A.until B.though C.since D.while
81.At the end of the story, the hare didn’t wake up ________ the tortoise won the running race.
A.by B.until C.for D.with
82.I love to listen to rock music ________ I am running.
A.while B.after C.since D.until
83.Life is like a mirror. ________ you smile at it, it will smile back.
A.How B.When C.What D.Why
84.Li Ming doesn’t go to bed ________ his mother comes back.
A.when B.until C.after D.so
85.The boy didn’t go to bed     his mother came back.
A.but B.until C.while D.as soon as
86.Linda was just going out shopping________the telephone rang.
A.while B.when C.after D.because
87.He didn’t get up ________ his mother ________ this morning.
A.until; woke him up B.until; woke up him
C.after; woke him up D.after; woke up him
88._________ you told me, I had heard nothing of what happened.
A.Until B.Though
C.When D.If
89.I won’t believe it      I see it with my own eyes.
A.after B.until C.when
90.It's raining outside.I have to wait here _________ it stops.
A.until B.since C.when D.if
91.My father was drinking tea in the living room ____ my mother was doing the dishes in the kitchen.
A.if B.while C.until D.unless
92.Don’t get off the bus until it _________.
A.will stop B.stops C.shall stop D.is stopped
93.—______ I was doing my homework last night, my mother was cooking in the kitchen.
—It is always ______ that in your home from Monday to Friday.
A.Because; as B.Since, like C.While; like D.While; as
94.Tom didn’t believe how terrible the earthquake was ____ he experienced one.
A.if B.because C.until D.since
95.Lucy knew nothing about it her sister told her。
A.because B.till C.if D.after
96.What is she going to do when she _____the news
A.is going to hear B.hear
C.hears D.will hear
97.What ________ you ________ to do when you ________ high school
A.do; want; finish B.will; to want; finish
C.are; going; are going to finish D.are; want; are going to finish
98.The book is so interesting that he has read it for three hours ________ he realizes (意识到) it.
A.before B.after C.until D.since
/ 让学习更有效 新课备课备考 | 英语学科
/ 让学习更有效 新课备课备考 | 英语学科
21世纪教育网(www.21cnjy.com)
21世纪教育网(www.21cnjy.com)
参考答案及试题解析
1.C
【解析】句意:这些词如果你发音有困难,你可以重复发几次直到你适应它们。
考查连词。unless除非、如果不;if如果、是否; until :直到……; while:当……时候。故选C。
2.B
【解析】句意:当我的父亲在拍照时,我正在晒日光浴。
考查连词辨析。or或者;when当……时候;once一……就。根据“I am sunbathing...my father is taking photos.”可知,“我在晒日光浴”和“我父亲在拍照”这两个动作是同时进行的,应用“when”引导时间状语从句。故选B。
3.C
【解析】句意:我正在图书馆看书,这时我的一个朋友过来坐在我旁边。
考查连词辨析。before在……之前;while当……时候;when当……时候;if如果。根据“I was reading a book in the library...a friend of mine came to sit next to me.”可知,主句是过去进行时,从句动词came为瞬间动作,应用when引导时间状语从句,表示“读书”被“朋友来”打断。故选C。
4.C
【解析】句意:——祝你去杭州旅途愉快,亲爱的!——好的,爸爸。我一到那儿就给您打电话。
考查连词辨析。even though尽管,表示让步;so that以便,表示目的;as soon as一……就……,强调动作的紧接性。根据“I arrive there”可知,此处需填表示“立即发生”的时间状语从句引导词。故选C。
5.C
【解析】句意:我正在做作业时,妈妈走进了我的房间。
考查连词辨析。unless除非;since自从;when当……时;or或者。根据“I was doing my homework...my mother came into my room.”可知,此处表示当妈妈走进房间时,我正在做作业,应用when引导时间状语从句。故选C。
6.A
【解析】句意:随着岁月流逝,你会逐渐明白的。
考查连词辨析。as随着;while当……时候;since自从;until直到。根据“the years go by”可知,应表达“随着岁月的流逝”,应用as。故选A。
7.D
【解析】句意:——你去过西湖吗 ——是的。我在杭州的时候去过两次。
考查动词时态。when引导的时间状语从句,从句中was是一般过去时,所以主句也用一般过去时,故选D。
8.C
【解析】句意:假期一开始我们就去爬山。
考查时间状语从句。at在;of关于;as soon as一……就;in在……里。根据“We will go mountain climbing…the holiday begins.”可知,该句表示“一……就……”,用as soon as引导时间状语从句,故选C。
9.C
【解析】句意:Tony 正在画画,而我在做作业。本题考查连词。由前后两句话的 was doing 能发现是两个过去进行时的动作,因此可以选用 while 链接,属于时间状语从句。与 A. if 引导的条件状语从句和 B. because 引导的原因状语从句无关。而 D. until 表示直到,与原句逻辑关系不符。故正确答案为C。
10.C
【解析】句意:——这个新的游乐设施看起来很危险。我不敢尝试。 ——别害怕。直到你尝试了才会知道它。
考查连词辨析。because因为,表原因;if如果,表条件、是否,表疑问;until直到……为止;although尽管,表让步。根据空前“You never know”,结合语境可知,此处是“直到尝试了才会知道”的含义,符合“not...until...”的固定用法。故选C。
11.B
【解析】句意:当他给我打电话的时候,我正在吃晚餐。
考查从属连词辨析。while当……时候,从句中要用延续性动词;when当……时候,从句中可用延续性或非延续性动词;until直到……为止。由“he called me”可知,从句动词为非延续性动词,when符合语境。故选B。
12.A
【解析】句意:他一回来我就给你打电话。
考查连词辨析。as soon as一……就;as当……的时候;because因为;so因此。根据“he comes”可知,一回来我就给你打电话,故选A。
13.A
【解析】句意:乘客们一下飞机,他们就给家人打了电话。
考查动词的时态。根据“As soon as the passengers...off the plane, they called their families.”可知,主句called为过去时,as soon as引导的时间状语从句需用过去时态与之保持一致。故选A。
14.B
【解析】试题分析:句意:直到这个故事的最后我才发现这个答案。Not..until...表示直到……才。 A. In在……;B. Until直到……;C. When当……时候;D. To到……;根据题意,故选B。
考点:考查连词的辨析。
15.C
【解析】句意:——我必须明天归还这本书吗?——不,你不必。你可以保留到下星期。
考查连词辨析。but但是,表转折;so所以,表结果;until直到,用于时间上的延续;or或者,表选择。根据“You can keep it...next week.”可知,此处表示可以保留它直到下周,属于时间上的延续。故选C。
16.C
【解析】句意:——我做作业的时候,你在干什么? ——我正在洗热水澡。
考查过去进行时。 When当……时候,take为一般现在时;Before在……之前,took为一般过去时;While当……时候,was taking为过去进行时。由“I was doing my homework, what were you doing ”可知,此处表示“当做作业的时候”,应用when/while引导时间状语从句,问句是过去进行时,答语也应用过去进行时。故选C。
17.A
【解析】句意:我正在公园散步,突然暴风雨开始了。
考查连词辨析。when当……时(可接短暂性动词);while当……时(接延续性动词);before在……之前;if如果。when在此结构中表示“当……时(突然发生另一动作)”,常用于“was/were doing... when...”句型,强调主句动作进行时另一动作突然发生。while引导的从句需用延续性动词,而“suddenly the storm started”为瞬间动作;before(在……之前)、if(如果)均不符合语境。故选A。
18.A
【解析】句意: —— 约翰一直在找工作,直到他得到一家德国公司的录用通知。 —— 他很幸运。现在找一份好工作不容易。
考查连词辨析。until直到;while当……时候;since自从;if如果。根据“John didn’t stop looking for a job”以及“he got an offer from a German company”可知,此处指的是约翰一直在找工作,直到收到德国公司的录用通知才停止,not...until...表示“直到……才……”,符合语境。故选A。
19.B
【解析】句意:我父母每年春节都给我堂妹红包直到她找到工作,因为她说她能赚钱了。
考查连词辨析。after在……之后;until直到;since自从,通常与现在完成时连用。根据“My parents gave red packets to my cousin every Spring Festival...she got a job, because she said she was able to make money.”可知,上文“every Spring Festival”和下文“she was able to make money”表示动作持续到某个时间点为止,until符合。故选B。
20.A
【解析】句意:当我到家的时候,我发现我的爸爸在看电视。
考查连词辨析。when当……的时候;before在……以前;since自……以来;if如果。将各选项代入句中可知,when符合语境,引导时间状语从句。故选A。
21.B
【解析】句意:黛西总是一回家就打开电视。
考查词义辨析。because因为;as soon as 一……就;though虽然;then然后。根据“Daisy always turns on the TV…she comes home.”的语境可知,此处强调两个动作的连续性,指黛西一回家就打开电视,B项符合。故选B。
22.D
【解析】试题分析:句意:直到我亲眼看到了这件事我才相信。will 将;won’t 是will not 的缩写;and 和,表示并列;but 但是,表示转折;until直到……时候。根据句意可知本句考查的是not…until句型,表示直到……时候才……。故选D。
考点:考查连词。
23.C
【解析】句意:我们需要把蔬菜煮到它们变软。
考查连词辨析。because因为,引导原因状语从句;so所以,引导结果状语从句;until直到……为止,引导时间状语从句;if如果,引导条件状语从句。根据“We need to cook the vegetables...they become soft.”可知,此处表示要一直煮蔬菜,直到它们变软,强调时间上的延续,所以应该用until引导时间状语从句。故选C。
24.D
【解析】句意:尽管这项重要的任务很困难,但他们还是被要求去体验。
考查连词辨析。If如果,引导条件状语从句;Unless除非,引导条件状语从句;Since自从,引导时间状语从句;Though尽管,引导让步状语从句。根据“they are asked to experience it”可知,尽管项目困难,但还是让他们去了。前后两句构成让步关系,为让步状语从句。故选D。
25.D
【解析】句意:暑假开始时,我要去看望我在英国的姑姑。
考查从属连词辨析。while当……时候,引导时间状语从句,从句中谓语动词应该是持续性动词;since自从;until直到……时候;when当……时候。这里表示“当暑假开始的时候,我要去……”,从句中谓语动词start为瞬间性动词,故选D。
26.B
【解析】句意:自从他来到云南后,他的哥哥已经去过石林两次了。
考查连词辨析。when当……时候;since自从;after在……之后。根据“has been to”(现在完成时)和“he came to Yunnan”(一般过去时)可知,此处用“since”引导时间状语从句,符合现在完成时的用法。故选B。
27.C
【解析】句意:——你知道我们什么时候能看《疯狂动物城2》吗?——我们将不得不等到11月26日它上映。
考查连词辨析。before“在……之前”;after“在……之后”;until直到……为止;since“自从……”。根据“We will have to wait...it comes out on November 26.”可知此处表示“等到”,wait常与until搭配,表示“等到……时候”。故选C。
28.B
【分析】
【解析】句意:正当他准备离家的时候,他父母到了他的家。
考查从属连词。while引导时间状语从句,后接延续动词;as表示正当一个动作发生的时候,另一个动作也发生了;until表示直到;if引导条件状语从句。根据“他准备离开家”和“他的父母到了他的家”,可知两个动作是同时发生的。故选B。
29.A
【解析】句意:他离开家乡已经10年了。
考查since引导的时间状语从句。分析句子可知,句中的主句用现在完成时,此时since“自从”引导的时间状语从句应用一般过去时,从句中的谓语动词应用过去式,left符合语境。故选A。
30.B
【解析】句意:当老师进来时,他们正在玩电脑游戏。
考查连词辨析。after在……之后;when当……的时候;until直到……为止;then然后(副词)。根据“They were playing computer games…their teacher came in.”可知,当老师进来时,他们正在玩电脑游戏,应该用when引导时间状语从句。故选B。
31.B
【解析】句意:当我到达他的办公室时,格林先生正在打电话。
考查连词辨析。while当,后加延续性动词;when当;as soon as一……就;before在……之前。根据“Mr Green was talking on the phone...I arrived at his office”可知是当到达办公室时,且arrive是非延续性动词,用when引导时间状语从句。故选B。
32.A
【解析】句意:直到他们完成作业才会离开学校。
根据until引导的时间状语从句不用将来时态,用一般现在时态来代替,主语they,谓语动词用原形;finish 动词原形,finishes 单数形式,finished 过去式,will finish 将来时态的结构;故选A。
33.B
【解析】句意:——太晚了,我现在必须得走了。——哦,外面正下雨呢。等雨停了再走吧。
考查连词辨析。since由于,自从……以来;until直到;while当……时。短语not……until直到……才,故选B。
34.D
【解析】句意:他不知道幸福的秘诀是珍惜他现在拥有的东西。直到失去所拥有的,他才会明白。
考查连词辨析。if如果;no matter无论;since自从;until直到。根据“He won’t know it ... he loses what he owns.”可知此处表示直到失去才会明白,表示“直到……才”,用“not ... until ...”。故选D。
35.B
【解析】句意:——火灾发生时你在做什么? ——我在睡觉。
考查连词辨析。when“当……时候”,引导时间状语从句,从句中的动作可以是短暂性的,也可以是持续性的,主从句动作可同时发生或有先后;while“在……期间”,从句中的动作通常是持续性的,且主从句动作往往同时进行;as“一边……一边……”,强调动作的伴随性;since“自从……以来”。题干中“happened”是短暂性动词,强调“火灾发生的那个时刻”,因此用“when”最合适。故选B。
36.A
【解析】句意:丹尼说他一到北京就给我打电话。
考查连词辨析。as soon as一……就……;as well as和……一样好;as much as和……一样多;as usual as和……一样平常。根据“Danny says he will give me a call...he arrives in Beijing.”可知,此处是指一到北京就打电话,用as soon as引导时间状语从句。故选A。
37.A
【解析】句意:孩子们,请直到雨停了再回家,否则你们会淋湿。
考查连词辨析。until直到;because因为;since自从,既然;so所以。根据“Hi, boys, please don’t go back home…the rain stops, or you’ll get wet.”的语境可知,此处强调动作在某个时间点后才发生,“not...until”表示“直到……才”,符合语境。故选A。
38.C
【解析】句意:——你醒来后通常会查看手机吗?——是的,我一睁开眼睛就会看一下信息。
考查连词辨析。so that以便;even though即使;as soon as一……就……;as long as只要。根据“I’ll take a look at the messages … I open my eyes.”可知,“睁开眼睛”和“看信息”的动作几乎同时发生,强调“一……就……”的时间关系。故选C。
39.B
【解析】句意:我正在等公交车的时候,看见了一位老朋友。
考查连词辨析。if如果;while当……的时候;since自从;before在……之前。根据句意“等公交车”和“看见老朋友”是同时发生的动作,应选用表示时间背景的连词while。故选B。
40.A
【解析】句意:基蒂来中国后交了一些朋友。
考查动词时态。根据“Kitty has made some friends”可知,主句中表示已经交了很多朋友,since引导的从句应是一般过去时态,故选A。
41.C
【解析】句意:——我们早上7点在车站见面好吗?——事实上,我们不需要。火车要到上午10点才开。
考查动词时态。mustn’t禁止,表示“不可以”和“不允许”;needn’t没必要。根据“until 10 a.m.”可知,此处是将来的时间点,需用一般将来时,可排除AB选项;再根据“The train won’t leave until 10 a.m.”可知,没必要早来。故选C。
42.C
【解析】句意:当我到达车站时,天正在下雨。
考查连词辨析。as当……时;while当……时;when当……时;as soon as一……就……。根据“It was getting to rain … I arrived at the station”可知,在到车站时,天在下雨,排除D选项。as和while引导一个持续性动作,arrived是短暂性动作,排除A和B选项,故选C。
43.D
【解析】句意:——直到交通信号灯变成绿色,你才能过马路。——噢,不好意思,谢谢你。
考查从属连词词义辨析。when当……时;after在……之后;while当……时;until直到……。根据“You can’t cross the street... the traffic lights turn green.”可知,人们不能横闯马路,得等到交通灯变绿,才能过马路;not... until,表示“直到……才”,符合语境。故选D。
44.D
【解析】句意:雨一停,我们就出去放风筝。
考查时间状语从句的时态。根据“as soon as”可知,在时间状语从句中,主句用一般将来时(will go out),从句需用一般现在时表示将来,且主语“the rain”为第三人称单数,动词需用stops。故选D。
45.B
【解析】句意:自从凯蒂搬到这儿,是3个月了。A. for 后接时间段,通常指做某事用了多长时间; B. since 自从,后可以接时间状语从句,动词通常是短暂性动词; C. until 直到; D. when当---时候;C/D项意思不通,故选B
46.B
【解析】句意:每天早晨我在公交车上的时候,我通常读书。
考查状语从句。where哪里;when当……时候;who谁;how怎样。根据“I am on the bus every morning”可知表示的是“当我在公交车上的时候”用连词when。故选B。
47.A
【解析】句意:——很抱歉打扰,最近的酒店在哪?——只需要从这条路往下走直到你看到一个图书馆。酒店在它对面。
考查连词。until直到;because因为;however然而;though尽管。此处是时间状语,表示“直到”用连词until引导时间状语从句。故选A。
48.C
【解析】句意:当有台风时,人们应该待在家。
考查连词。A. but但是;B. and并且;C. when当……时;D. so所以。根据前后两句之间的逻辑,可知后一句表示时间,应该是用when引导的时间状语从句,故选C。
49.D
【解析】试题分析:句意:-当他长大后想干什么?--他想成为一名医生,be going to do打算干某事,when当……时,主句用一般将来时,从句用一般现在时。结合句意,故选D
考点:考查一般将来时的用法。
50.C
【解析】句意:萝拉打开门,在我能阻止她之前她冲进了雨中。
A. until直到……; B. after在……之后;C. before在……之前;D. unless除非,rush into冲进,根据对句子的分析,可知在我能够阻止她之前,她冲进了雨中,故选择C。
51.A
【解析】句意:她独自在家看电视,直到她妈妈下班回来。
考查从属连词辨析。till“直到”,表示某动作或状态一直持续到till后面的从句所表示的时间为止;since“自从……以来”,后接过去时间,主句常用现在完成时;while“在……期间;当……时候”,常与进行时连用;because“因为”,引导原因状语从句。分析题干可知,A项符合语境。故选A。
52.A
【解析】句意:为什么你不尽力上地铁?我试了,但是在我能上车之前他就开动了。
考查连词的用法。A. before在……之前B. after在……之后C. since 自从 .D. if如果。根据 I tried to, but it started moving ______ I could get on it.可知,应该是在我能上车之前他就开动了。故选A。
53.A
【解析】句意:随着科学技术的发展,我们的生活将变得更加现代化。
考查连词辨析。as随着;before在……之前;if如果;though虽然。根据“Our life will get more modern…science and technology develop.”可知,此处指随着科学技术的发展,我们的生活将变得更加现代化,应用as引导时间状语从句。故选A。
54.D
【解析】句意:他长大后想要成为一名钢琴家。
考查时间状语从句。do做,干;be成为;grow成长,生长。be going to do sth表示“打算/想要做某事”,故第一空应用动词原形,且此处应表示“想要成为一名钢琴家”,故用be。when引导的是时间状语从句,其时态符合主将从现,从句主语“he”是第三人称单数形式,谓语动词应用第三人称单数形式grows。故选D。
55.A
【解析】句意:- 打扰一下。 轮到我了吗?- 还没。请在外面等直到你的名字被叫到。A.直到B.自从C.所以。until用于肯定句中,意为“到…为止”,表示动作一直持续到所说时间为止,本句就是说“到名字被叫到为之,请一直等待”,前半句和后半句中不存在因果关系,排除C,也没有表示“自从”的意味,排除B,故选A。
56.C
【解析】句意:遇见数学老师后,他埋头学习。
考查连词辨析。for因为;since自从;after在……以后;until直到。根据“He lost himself in studying...he met his math teacher.”可知,遇见数学老师后,埋头学习,用after引导时间状语从句。故选C。
57.A
【解析】句意:病毒会在我们的手上停留很长时间,所以当你进来的时候记得用肥皂和水仔细洗手。这是对抗新型冠状病毒的最好方法。
考查连词辨析。When当……的时候;. Before在……之间;while当……的时候;and和,又。根据“so remember to wash your hands with some soap and water carefully”可知,此处是when引导的时间状语从句,用when来引导。根据题意,故选A。
58.C
【解析】句意:昨天这个时候我正在看电视,我姐姐正在写电子邮件。
考查连词辨析。until直到……;after在……之后;while当……时;as soon as一……就……。这几个词都引导时间状语从句。而while强调从句的动作在发生的过程中,主句的动作发生了,或者强调两个动作同时发生。该句中两个动作同时发生,故选C。
59.A
【解析】句意:——一旦我们通过了考试,我们就可以放松了。——是的。我等不及了。
考查从属连词辨析。once一……就;before在……之前;while当;though虽然。根据“we have passed the exam, we’ll be able to relax”可知一通过考试就可以放松,用Once引导时间状语从句。故选A。
60.B
【解析】句意:为了让你的DIY作品变得完美,在你把所有工具都准备好之前最好不要开始。
考查从属连词辨析。when在……时候;before在……之前;while与此同时;after在……之后。根据“To make your DIY work perfect”可知,要让作品完美,工具没有准备好之前最好不要开始创作。应用before引导时间状语从句。故选B。
61.D
【解析】句意:那天晚上他熬夜很晚。早晨醒来时,太阳已经高高挂在天上了。A. Until到……为止;B. After在……之后;C. While与…同时,连接的句子必须是延续性动词,通常跟进行时态;D. As当……时候。“he woke up in the morning”是一般过去时态的句子,排除C答案;结合句意可知,此处是as引导的时间状语从句,相当于when,故答案为D。
62.D
【解析】句意:自从有了电脑,大卫就没有做许多运动了。
考查连词辨析。A. when当……时;指时间;B. if如果,表示条件;C. though虽然,尽管,表示让步;D. since自从,表示时间的起点。不锻炼是从有电脑开始的,表示时间的起点,用since。故选D。
63.A
【解析】句意:他们自从第一次见面就一直是朋友。
考查连词辨析。since自从;while当……时;before在……之前;after在……之后。根据“They have been friends … they first met”可知,从句用一般过去时,主句用现在完成时,用since引导时间状语从句,故选A。
64.C
【解析】句意:他昨晚直到完成了作业才肯上床睡觉。
考查连词的用法。while当……时;since自……以来;until直到……为止;because因为。根据空前“didn’t”和语境可知,本题考查固定搭配“not… until …”,意为“直到……才……”,until引导时间状语从句,表示直到完成作业才睡觉。故选C。
65.B
【解析】句意:我妈妈说我做完作业后可以看电视。
考查连词辨析。before在……之前;after在……之后;so所以;and并且。根据“I can watch TV...I finish my homework”可知,写完作业后才可以看电视,故选B。
66.A
【解析】句意:当他们听到这个消息时,已经太晚了。
考查连词辨析。When当……时;Until直到;By the time到了……的时候;While当……时。根据“they heard the news, it was too late”可知,此处表示当他们听到这个消息时,时态为一般过去时,用when引导时间状语从句。故选A。
67.B
【解析】句意:他到达车站的时候,火车已经离开了。
考查动词的时态。By the time引导时间状语从句时,从句用一般过去时,主句用过去完成时,因此空一用过去时,空二用过去完成时,选项B符合。故选B。
68.B
【解析】句意:直到登上泰山山顶,我才相信我能做得到。
考查连词辨析。unless除非;until直到;after在……之后;as当……时候。not...until直到……才……。故选B。
69.D
【解析】句意:——周杰伦是个很受欢迎的歌手。——是的。每次他来这里,他很受欢迎。考查疑问副词辨析题。A. However无论如何,指不管到什么程度;B. Whoever无论是谁,指不管任何人;C. Whatever无论什么,表示不在乎,什么都可接受;D. Whenever无论何时,指不管什么时候。根据句意和语境,可知答语是表示强调意义的时间状语从句,ABC三个选项意思都不合句意,故选D。
70.A
【解析】句意:毕业典礼是学生毕业时举行的一种习俗。
考查定语从句及连词。根据“A graduation ceremony is a custom…takes place”可知,此处是一个定语从句,先行词“custom”是指物,在从句中作主语,用关系词that或which。根据“A graduation ceremony is a custom … takes place … students graduate from a school”,可知,毕业仪式就是当学生们从学校毕业时举行的一种习俗,第二个空用when表示“当……时”,故选A。
71.B
【解析】句意:自从我决定学好英语以来,我一直在尝试不同的方法。
考查连词辨析。until直到;since自从……以来;but但是;unless除非。根据“I’ve been trying different ways...I decided to study English well.”可知,空后是空前“I’ve been trying different ways”的时间状语,此处指“自从决定学好英语开始,就在尝试不同的方法”,所以用since引导时间状语从句,故选B。
72.C
【解析】本题考查连词的用法。句意:他就是一个淘气的孩子。当他的父母和他谈话的时候,他有时顶嘴。意为“当……时”,使用连词是when。
73.C
【解析】句意:当比尔讲故事时,露西像女王一样昂起头来。
考查从属连词。after在……之后;before在……在前;while当……时候;until直到。根据句意指“当比尔讲故事时”,所以应用while引导时间状语从句。故选C。
74.C
【解析】句意:丽莎要飞往美国度假。她一到机场就给他的朋友们打电话。
考查连词。although尽管;until直到;as soon as一……就……;since自从。此处引导时间状语从句,用一般现在时,主句用一般将来时,因此用连词as soon as。故选C。
75.B
【解析】句意:汤姆直到做完作业才上床睡觉。
考查时态和连词辨析。由“finished”可知,时态为一般过去时,助动词应用didn’t;until“到……时,直到……为止”;before“在……以前”;根据“Tom ... go to bed ... he finished his homework.”可知,直到完成作业,汤姆才去睡觉,not ... until“直到……才”。故选B。
76.C
【解析】句意:暑假一开始我就去英格兰看望我的姑姑。
考查时间状语从句连接词。while当……时候;since自从;as soon as一……就;until直到。根据“I’ll go to visit my aunt in England the summer holiday starts”可推知,主句动作将在从句动作发生时立即执行,强调时间上的紧接关系。故选C。
77.C
【解析】句意:当你父母对你大喊大叫时,你对他们说什么了吗?
——没有,我不敢顶嘴,他们看起来真的很严肃,很吓人。A. unless 除非 B. why 为什么 C. when当···时候。根据句意可知,“当你父母吼你的时候”表时间,故使用C when来引导时间状语从句。
78.C
【解析】试题分析:句意:—你什么时候把书还给我?—我一读完就给你。A. Once一旦;B. Until直到;C .as soon as一……就;D .unless除非。根据句意及语境此题应选C。
考点:考查连词的用法
79.C
【解析】句意:我们直到完成线上游览才能离开。
考查连词辨析。if 如果;though尽管;until直到;when当……时。根据“We can’t leave”以及“we finish our online tours.”可知,我们不能离开,直到完成在线游览,需固定搭配“not...until...”表示“直到……才……”。故选C。
80.A
【解析】句意:直到密云散去,飞机才会起飞。
考查连词辨析。until直到;though尽管;since既然;自从;while当……时。由“The plane won’t take off…the thick clouds move away.”可知,此处应为直到密云散去,飞机才会起飞;not until直到……才,故用until引导时间状语从句。故选A。
81.B
【解析】句意:在故事的最后,直到乌龟赢得赛跑兔子才醒来。
考查介词辨析。by通过;until直到;for为了;with和。根据“the hare didn’t wake up...the tortoise won the running race”可知,直到乌龟赢得赛跑兔子才醒来,not until“直到……才”。故选B。
82.A
【解析】句意:我喜欢在跑步的时候听摇滚乐。
考查连词辨析。while当……时;after在……之后;since自从;until直到。根据“I love to listen to rock music…I am running.”可知,此处强调在做某事时,用while+延续动词,故选A。
83.B
【解析】句意:生活就像一面镜子。当你对它微笑,它也会报以微笑。
考查when引导的时间状语从句。how如何;when当;what什么;why为什么。根据“you smile at it, it will smile back.”可知是当你对它微笑时,它也会报以微笑,用when引导时间状语从句。故选B。
84.B
【解析】句意:李明直到他妈妈回来才睡觉。
考查连词。when当……时;until直到;after在……之后;so因此;根据“doesn’t go to bed”可知,此处是not...until引导的时间状语从句,表示“直到……才”,故选B。
85.B
【解析】句意:直到妈妈回来,这个男孩才去睡觉。
考查连词辨析。but但是;until直到;while当……时候;as soon as一……就……。根据“didn’t”及选项可知,本题考查not until直到……才……,表示直到妈妈回来,这个男孩才去睡觉,故选B。
86.B
【解析】句意:当电话铃响时,琳达正要出去购物。
考查连词辨析。while当……时候;强调主从句同时发生,只表示在一段时间内的延续行为状态; when当……的时候;连接从句表示某时刻或一段时间,既在某个点上;after在……之后;because因为;根据“the telephone rang.”可知,在特定的时间点上电话响了,用when引导的时间状语从句。根据题意,故选B。
87.A
【解析】句意:今天早上直到他妈妈叫醒他,他才起床。
考查连词辨析和动词短语。until直到;after在……以后。根据题干可知,第一空是not...until“直到……才”结构,排除CD;wake up是“动词+副词”结构,人称代词作宾语放中间。故选A。
88.A
【分析】
【解析】句意:我直到你告诉我,我才知道发生了什么事情。
考查连词辨析。Until直到;Though虽然,尽管;When当……时;If是否,如果。结合语境可知选A。
89.B
【解析】句意:直到我亲眼所见,我才会相信的。
考查连词辨析,after在……以后;until直到;when当……时候。根据“won’t believe it...I see it with my own eyes”可知,此处考查not...until...“直到……才……”,表示“直到亲眼所见,才相信”,故选B。
90.A
【解析】句意:外面在下雨,我得在这儿等直到雨停了。
考查连词。until直到…...;since自…...以来;when当……时候;if如果。根据“I have to wait here ......it stops.”可知应该是直到雨停,故选A。
91.B
【解析】句意:我的爸爸正在客厅里喝茶,我妈妈在厨房洗碗。A. if如果;B. while正当……时候;C. until到…为止;D. unless除非,如果不。结合句意可知,答案为B。
92.B
【解析】句意:直到公交车停下来才可以下车。
考查时间状语从句的时态。根据“until it...”可知until引导时间状语从句,而由“Don’t get off the bus”可知主句为祈使句,所以这时的时间状语从句应用一般现在时,遵循“主祈从现”的原则,且由语境可知停车是车子的正常行驶状态,用主动语态表达更合适,故选B。
93.C
【解析】句意:——昨晚我正在做作业时,妈妈在厨房做饭。——你家里从星期一到星期五总是这样。
考查连词辨析和介词辨析。because因为;since因为;while当……时;as作为;like像。根据“I was doing my homework last night, my mother was cooking in the kitchen.”可知,强调主从句的动作同时发生,所以用while引导时间状语从句;be like“像”,固定搭配,故选C。
94.C
【解析】句意:汤姆不相信地震有多么可怕,直到他经历了一次地震。A. if连词,如果,引导条件状语从句;B. because连词,因为,引导原因状语从句;C. until连词,直到,引导时间状语从句, not...until...直到...才...。D. since连词,自从,引导时间状语从句。故选C。
95.B
【解析】句意:露西直到她的姐姐告诉她,才知道那件事。
考查连词用法。because因为; till直到;if如果;after在……以后。代词nothing表示否定,意为没有事情。know nothing相当于don’t know anything什么都不知道;not…until…意为“直到……才……,故选B。
96.C
【解析】句意:她听到这个消息后会怎么办?根据主句中的谓语用be going to do,说明此句用的是一般将来时,在主从复合句中,当主句用一般将来时的时候,从句通常用一般现在时,即要遵循英语时态中“主将从现”的原则。所以when引导的时间状语从句要用一般现在时,A和D是一般将来时,排除A/D。从句的主语是she,第三人称单数,所以谓语也要用单数,hear是原形,hears是单数形式。故选C。
【点睛】主将从现
主将从现是指在时间状语从句、条件状语从句和让步状语从句中,如果主句是一般将来时,从句用一般现在时替代一般将来时。
常见的有以下几种情况:
一、如果主句是将来时或表示将来含义时,那么条件和时间状语从句多用一般现在时。
如:When I grow up, I will be a nurse and look after patients/ I want to be a nurse and look after patients.
我长大后要当一名护士,照顾病人。
二、如果主句是祈使句,那么从句通常要用一般现在时。
如:Don’t laugh at me when I make a mistake.
我犯错误的时候不要笑话我。
三、如果主句是含有情态动词的一般现在时,根据需要从句多用一般现在时。
如:You should be quiet when you are in the reading room.
在阅览室时应保持安静。
四、 如果if的条件状语从句遇到变换间接和直接时, 祈使句应用not to....
如:She said not to close the window.
常见的时间状语从句的连词有:as soon as, when, while, as, until等
五、主将从现说的是在含有时间状语从句和条件状语从句的主从复合句中,如果主句的时态是一般将来时,那么从句要用一般现在时。
例如:I will tell him about it when he comes.
If it is fine tomorrow, we will go outing.
六、如果主句的时态是过去将来时,那么从句要用一般过去时。例如:
He said that he would have another try if he had the chance.
I knew he could help me if he was free the next day.
97.A
【解析】句意:当你高中毕业时你想要做什么?
考查时态。根据“What...you...to do when you...high school ”可知,该句是主从复合句,从句是when引导的时间状语从句,结合选项,从句含义应是当你高中毕业时,此处应用一般现在时表将来,故排除C和D;主句中谓语动词want本身即可表示将来动作,助动词用do。故选A。
98.A
【解析】句意:这本书太有趣了,他读了三个小时才意识到。
考查连词辨析。before在……之前;after在……之后;until直到;since因为。分析“The book is so interesting that he has read it for three hours…he realizes (意识到) it.”可知,此处表示在他意识到之前已经过了三个小时,使用before引导时间状语从句,故选A。
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