【弯道超车】Unit 3 Teenage problems 核心考点（单词 短语 句型 语法）-2025年牛津译林版九年级英语上册精讲精练 (含答案解析)

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2025年牛津译林版九级英语上册核心考点精讲精练
Unit 3 Teenage problems
核心词汇
1、核心单词
teenage / ti ne d / adj. 青少年的
stress /stres/ n. 压力
argument / ɑ rɡjum nt/ n. 争论
communication /k mju n ke n/ n. 沟通
pressure / pre r/ n. 压力
suggestion /s d est n/ n. 建议
valuable / v lju bl/ adj. 宝贵的
achieve / t i v/ v. 实现
doubt /da t/ n.&v. 怀疑
solve /sɑ lv/ v. 解决
2、问题相关单词
bully / b li/ v. 欺凌
addiction / d k n/ n. 上瘾
anxiety / za ti/ n. 焦虑
conflict / kɑ nfl kt/ n. 冲突
distraction /d str k n/ n. 分心
habit / h b t/ n. 习惯
self-esteem / self sti m/ n. 自尊
peer /p r/ n. 同龄人
relationship /r le n p/ n. 关系
tension / ten n/ n. 紧张
核心短语
suffer from 遭受...之苦
deal with 处理
get into trouble 陷入麻烦
have difficulty (in) doing 做...有困难
make progress 取得进步
put pressure on 给...施加压力
stay up late 熬夜
worry about 担心
be strict with 对...严格
get along with 与...相处
pay no attention to 不注意
lose interest in 对...失去兴趣
turn to sb. for help 向某人求助
be crazy about 对...狂热
keep a balance between...and... 保持...和...之间的平衡
核心句型
1、have trouble/difficulty (in) doing sth.
I have trouble falling asleep at night.
She has difficulty communicating with her parents.
2、It's + adj. + for sb. + to do sth.
It's hard for me to concentrate on study.
It's important for teenagers to get enough sleep.
3、What worries me is that...
What worries me is that I can't keep up with my classmates.
What worries my parents is that I spend too much time online.
4、I wonder if/whether...
I wonder if you could give me some advice.
I wonder whether I should talk to my teacher about this problem.
5、The problem is that...
The problem is that I don't have enough time for hobbies.
The real problem is that we don't understand each other.
语法聚焦
1、疑问词+动词不定式(Wh- + to do)
（1）. 基本结构
疑问词(what/when/where/how/which/whether) + to do
（2）. 常见用法
疑问词 示例
what I don't know what to say.
when Can you tell me when to start
where She asked where to put her books.
how Please show me how to solve this problem.
which I can't decide which to choose.
whether He wonders whether to go or stay.
（3）. 使用场合
作动词宾语：
I don't know how to deal with this problem.
She can't decide whether to tell the truth.
作介词宾语：
We're talking about where to go for the holiday.
He gave me some advice on how to improve my English.
作主语：
When to start has not been decided.
How to solve the problem is still a question.
（4）. 注意事项
why不能用于此结构
主语必须与不定式的逻辑主语一致
相当于一个简化了的宾语从句
2. 提建议的句型
You could...
You could join a study group.
It's a good idea to...
It's a good idea to take breaks while studying.
1．- It is so noisy here that I can't hear __________. Could you please say it again
- No problem
A．what you say B．what do you say
C．what you said D．what did you say
2．— What's wrong with your lessons these days
— I have tried my best, but I don't understand ______ I still get so low marks.
A．that B．whether C．why D．how
3．- Tomorrow will be fine. Shall we go out for a picnic
- ___________.
A．Sounds great B．Good luck C．Have fun D．Take it easy
4．—The world is so big. Why not go and take a look after the high school entrance examination
— ．
A．Have a great time B．It doesn't matter
C．That's all right D．That's a good idea
5．—Can you tell me ________？
—Sure. You can take the K2 bus.
A．where the high speed rail station is
B．where is the high speed rail station
C．how I can get to the high speed rail station
D．how can I get to the high speed rail station
6．David has been missing for 3 days. His mother is too ___________ to sleep.
A．happy B．energetic C．worried D．curious
7．You shouldn't __________ too much. It's bad for you to __________.
A．worry; worried B．worried; worry
C．worry; worry about D．worry; be worried
8．- Miss Li, could you give me ___________ on English learning
- Certainly. First you should speak English every day.
A．any acivices B．many advices C．some advice D．a few advice
9．If you want to be ___________, you'd better take ___________.
A．healthy enough; enough exercise
B．enough healthy; enough exercise
C．enough health; exercise enough
D．health enough; exercise enough
10．He spent many days on the deserted island.
A．alone B．lonely C．only D．single
11．They have little doubt____________ the project will be a great success, though they are not sure____________ they will have enough money to carry on with it.
A．that; whether B．whether; whether
C．whether; that D．that; that
12．_______ great fun we had_______ snowmen!
A．What; making B．What a; to make
C．What; to make D．What a; making
13．Nick sat ________ to his mother with his eyes half ________.
A．closed； opened B．close； open
C．closely； opening D．close； opened
14．— How much is the ancient bowl ___________
— Thirty-five thousand yuan.
A．pay B．cost C．spend D．worth
15．I want to________ sure that everything is all right.
A．get B．take C．make D．do
16．Feeling stressed means__________.
A．feeling sad B．feeling happy
C．feeling pleased D．feeling tired and unable to relax
17．These problems are quite hard for the students _________________________.
A．to work them out B．working out
C．to work out D．working them
18．— What did Jane say to you last night
— She asked me ___________.
A．will I go to her party B．if I would go to her party
C．that I would go to her party D．how would I go to her party
19．—I don't know next.
—You'd better finish your homework first.
A．what to do B．how to do C．when to do D．where to do
20．Taking more exercise __________ good for your health.
A．is B．are C．was D．were
21．I bought lots of English test papers ___________my brother's advice to improve my English.
A．listening to B．asking for
C．according to D．looking forward to
22．- Would you like to go out to play basketball with me
-___________, but I should finish my homework first.
A．It's hard to say B．You're welcome
C．I'd love to D．You're right
23．I feel very worried when I can't think of anyone ___________.
A．to talk B．talk to
C．to talk to D．to talk to about
24．People don't allow ____ cars here. But he is allowed _____his car here.
A．parking； parking B．to park； to park
C．to park； parking D．parking； to park
25．Hobbies can help us __________and make our life _________.
A．relaxed…colour B．relaxed…colourful
C．relax…colour D．relax…colouful
26．Bob doesn't know _____ to write about.
A．how B．that C．what D．where
27．—Mum, I've caught a bad cold. I'm not feeling well.
—________ take this medicine, dear It will make you feel better.
A．Shall we B．Why not C．Let's D．Why don't
28．Usually I got homework.
A．too many B．too much C．much too D．many too
29．Jim sat ______________ to his mother with his eyes half _________________.
A．closed; open B．close; opened C．close; closed D．closed; closed
30．________ you've made! But you should work still harder," the teacher said to the boy.
A．What a big mistake B．How big mistakes
C．What great progress D．How great progress
31．Why not _________your parents for advice when you don't know____________ it
A．ask; what to deal with B．to ask; how to deal with
C．ask; what to do with D．to ask; what to do with
32．—What did your father ask you
—He asked me ________.
A．whom I was chatting with B．where am I with my friends
C．when would I go home D．if I have finished my homework
33．Unit 3 is very important. Remember _____________ as often as possible.
A．going over it B．to go over it C．going it over D．to go it over
34．—Excuse me, could you tell me ____________
—Go along this road to the bus station, and then take Bus No. 31.
A．where is the Rice Museum
B．which the way to the Rice Museum was
C．how I can get to the Rice Museum
D．whether is the Rice Museum near here
35．—Could you describe ______
—Yes. I was calling and didn't notice the light turn red.
A．why did the accident happen
B．when did the accident happen
C．how the accident happened
D．where the accident happened
36．You'd better________ out late.
A．not to stay B．not stay C．don't stay D．don't to stay
37．I don't know what he ____________ when Mr. Wu came in.
A．was doing B．has done C．is doing D．would do
38． vegetable juice is a good habit, which helps you eat a balanced diet.
A．Drink B．Drank C．Drunk D．Drinking
39．—I wonder ________ the students have a physical examination.
—Once a year.
A．how far B．how soon C．how long D．how often
40．— I don't know with his problem. It's too hard.
— You can ask Mr. Wang for help.
A．which to do B．when to do C．what to deal D．how to deal
41．— John, can you tell me the ___________why you are often late
— I can't sleep well from time to time. The ___________of my problem is that there is often much noise near my building.
A．reason; reason B．cause; reason C．reason; cause D．cause; cause
42．—Could you tell me ______
—Not until tomorrow.
A．what to do with the broken glass
B．how to deal with the mess
C．when to book the latest CD
D．where to buy the new football cards
43．I________ a lot of time listening to music before, but now I prefer_______ books.
A．spend; to read B．spent; to read
C．spend; reading D．spent; watching
44．— Let's walk to the park this afternoon.
— _____. It'll take a long time to get there on foot.
A．That's a good idea.
B．I agree.
C．That may not be a good idea.
D．Yes, you're right.
45．A：Don't forget to come to my birthday party tomorrow.
B：_________.
A．I don't B．I won't C．I can't D．I haven't
46．We learnt it all by ourselves; that is to say, nobody told us .
A．when to do B．where to do C．what to do it D．how to do it
47．The girl is afraid to dance in public because she thinks others may her.
A．laugh at B．wait for C．hear of D．agree with
48．Simon always stays out so late _____ football that he always forgets when _____.
A．to play…to stop B．to play …stopping
C．plays…stopping D．playing…to stop
49．His cousin hardly has vegetables these days, __________
A．has he B．have they C．doesn't she D．does he
50．We must ___________ ourselves ___________ our work.
A．strict in; with B．be strict in; with
C．be strict with; in D．strict with; in
参考答案及试题解析
1．C
【解析】句意：——这里这么吵以至于我听不见你说什么。你能再说一遍吗？——没问题。hear后跟宾语从句，注意保持陈述语序。已经说过的话用过去时态，故选C。
【点评】考查宾语从句的语序和时态。
2．C
【解析】句意：——这些天你的功课怎么啦？——我已经尽力了，但是我不明白为什么我仍然得这么低的分数。根据句意可知选C。
【点评】考查引导宾语从句的关联词辨析。
3．A
【解析】句意：明天是晴天，我们去野餐好吗？Sounds great听起来不错；Good luck祝你好运；Have fun玩得开心；Take it easy别着急。对方提议一起去野餐，故选A最佳。
【点评】考查日常交际用语。
4．D
【解析】句意：——世界这么大。你为什么不在高考后去看看世界呢？have a great time玩得高兴，it doesn't matter.没关系。That's all right.没关系，That's a good idea.那是一个不错的主意。故选D。
【点评】考查情景反应，注意分析问句类型和内容，选出正确答案。
5．C
【解析】句意：——你能告诉我怎么去高铁站吗？——当然可以。你可以坐K2巴士。where，哪里，询问地点；how，怎样，询问状况或方式。结合答语中的 You can take the K2 bus.可知此句询问的是方式，且宾语从句要用陈述句语序，故选C。
【点评】考查宾语从句。注意宾语从句的引导词及语序。
6．C
【解析】句意：大卫已经失踪3天了。他母亲担心得睡不着觉。happy高兴的；energetic精力充沛的；worried担心的；curious好奇的，古怪的；根据 David has been missing for 3 days可知妈妈是担心，故答案为C。
【点评】考查形容词辨析。注意识记形容词worried的用法。
7．D
【解析】句意：你不应该太担心，担心对你不好。should是情态动词，后跟动词原形，可排除B。to是不定式符号，后跟动词原形，可排除A。worry about sth担心某事，句中无宾语，所以C错误。故选D。
【点评】考查动词不定式。
8．C
【解析】句意：——李老师，你能给我一些关于英语学习的建议吗？——当然，首先你应该每天讲英语。advice是不可数名词，故选C。
【点评】考查不可数名词。
9．A
【解析】句意：如果你想足够健康，你最好进行足够的锻炼。be+形容词；enough修饰形容词副词时要后置；修饰名词时前置后置均可。故选A。
【点评】考查enough的用法。
10．B
【解析】句意：他在荒岛上度过了很孤独的日子。alone单独的; 独一无二的; 独自的;不作定语。lonely寂寞的; 孤独的，孤单的;修饰名词作定语。only仅仅，只有；single单一的。根据句意可知选B。
【点评】考查形容词辨析。
11．A
【解析】句意：尽管他们不确定是否有足够的资金继续进行，但他们毫不怀疑这个项目将会取得巨大成功。空一，doubt引导宾语从句，从句是陈述句，故用连词that，空二，根据be not sure，可知宾语从句是一般疑问句，故连词用whether，是否，故选A。
【点评】考查宾语从句连词，注意识记that，whether的用法。
12．A
【解析】句意：堆雪人是个多么大的乐趣！fun是不可数名词, 故用what。这是个由what引导的感叹句.感叹句要用倒装 .正常语序是：We had great fun making snowmen.这是have fun doing sth（做某事很开心）句型。由此可知答案应选A。
【点评】考查以what 开头的感叹句。
13．B
【解析】句意：尼克坐在母亲身旁，眼睛半睁着。close 和 open 都可以用作形容词和动词，close 还可以用作副词，紧密地。结合语境可知前一空 close 用作副词做状语，后一空 open 用作形容词作宾语补足语。故选B。
【点评】考查词性辨析。注意识记 close 和 open 的用法。
14．D
【解析】句意：——这只古碗值多少钱？——三万五千元。A 支付，主语是人；B 花费，主语是物；C 花费，主语是人；D 值得，形容词。分析句式结构可知，此句的谓语动词是is，需要形容词，故选D。
【点评】考查单词辨析。正确理解每个单词的含义及词性，根据句式结构的要求选择选项。
15．C
【解析】句意：我想确保一切都好。A.得到；B.拿走；C.制造；D.做。make sure，确保，固定搭配，故选C。
【点评】考查动词辨析。注意识记make sure的词义和用法。
16．D
【解析】句意：感到“stressed”意思是感到累且无法放松。A.感到伤心；B.感到开心；C.感到高兴；D.感到累且不能休息。feel stressed，感到紧张，故选D。
【点评】考查短语辨析。注意识记feel stressed的词义和用法。
17．C
【解析】句意：这些问题对学生来说是相当难解的。根据句意可知是表示结果，用不定式，work out的宾语是these problems，也就是主语做不定式短语的宾语，不在重复出现，故答案为C。
【点评】考查动词不定式。注意识记动词不定式的用法。
18．B
【解析】句意：——简昨晚对你说了什么？——她问我是否去参加她的聚会。根据选项的提示可知此句考查宾语从句的相关知识。因宾语从句要用陈述句语序，而选项A与D的语序是疑问句语序，被排除；根据答语中的asked提示可知，宾语从句的引导词不用that，故选B。
【点评】考查宾语从句的语序与引导词。注意宾语从句必须用陈述句语序。
19．A
【解析】句意：——我不知道下一步该怎么办。——你最好先完成作业。考查“疑问词＋不定式”结构。根据答语"你最好先完成你的作业。"可知，上一句应该是"我不知道下一步做什么"。故选A。
【点评】考查固定结构，注意识记疑问词+动词不定式的用法。
20．A
【解析】句意：多锻炼对你的健康有益。陈述看法用一般现在时，动名词作主语谓语用单数第三人称。故选A。
【点评】考查动词的时态和主谓一致。
21．C
【解析】句意：我根据哥哥的建议买了很多英语试卷来提高我的英语水平。A 听到；B 寻求；C 根据；D期望。根据题干中的my brother's advice可知，此句要用根据，故选C。
【点评】考查短语辨析。注意把握好每个选项的基本含义，根据语境确定最佳选项。
22．C
【解析】句意：——你想跟我一起去打篮球吗？——我想去，但是我先要完成作业。It's hard to say很难说； You're welcome别客气； I'd love to我想……； You're right你是对的。根据句意可知选C。
【点评】考查日常交际用语。
23．C
【解析】句意：当我不能想到交谈的人时候我感到很担心。 talk to sb与某人交谈，用不定式作定语，修饰anyone，此时anyone相当于talk to的逻辑宾语。故选C。
【点评】考查动词不定式作定语。
24．D
【解析】句意：人们不允许在这里停车，但是他被允许在这里停他的车。allow doing sth. 允许做某事，是固定用法；be allowed to do sth. 被允许做某事，是固定用法，故选D。
【点评】考查固定搭配。记住allow 的用法。
25．D
【解析】句意：业余爱好能帮助我们放松，使我们生活丰富多彩。help sb. do sth. 帮助某人做某事，是固定搭配；make sth.+adj. 使某东西怎么样，第一空要用动词原形，排除选项B；第二空应填形容词，colour 给……上色，其形容词为 colourful（丰富多彩的），故选D。
【点评】考查固定搭配和形容词。记住 help sb. do sth. 和 make sth.+adj. 的用法。
26．C
【解析】句意：鲍勃不知道该写些什么。A 怎样，疑问副词；B 那个，指示代词；C 什么，疑问代词；D 哪里，疑问副词。分析句式结构可知，特殊疑问词与动词不定式to write连用充当动词know的宾语，又因about是介词，其后只能跟代词，故选C。
【点评】考查特殊疑问词与动词不定式连用。
27．B
【解析】句意：——妈妈，我得了重感冒。我感觉不舒服。——为什么不吃这种药，亲爱的？它会让你感觉好些。shall we do sth，why not do sth，let's do sth，why don't you do sth，都表示建议，结合题干中的It will make you feel better.可知，此句表示建议对方做某事，故选B。
【点评】考查固定句型结构。注意表示建议的固定句型的含义及用法。
28．B
【解析】句意：通常我有太多的作业。 too many 和 too much 意为“太多”，too many 后接可数名词的复数，too much 后接不可数名词；much too 和 many too 意为“太”，修饰形容词或副词，homework 作业，是不可数名词，故选B。
【点评】考查形容词辨析。注意区分 too many/too much/much too/many too 的用法。
29．C
【解析】句意：吉姆坐在母亲身旁，半闭着眼睛。close形容词，近的，亲密的；动词，关闭；关上；closed动词，关的过去式，形容词，关着的；open动词，开；形容词，开着的；根据句意和固定搭配close to，接近于，可知第一个空用close，排除AD选项；第二个空根据句意可知是眼睛半闭，用形容词closed，如果是半开，用open，排除B，故答案为C。
【点评】考查形容词辨析。注意识记close和closed的用法。
30．C
【解析】句意：“你已经取得了多么大的进步啊！但是你应该更努力。”老师对那个孩子说。progress进步，是不可数名词，故用what引导感叹句。故选C。
【点评】考查感叹句。
31．C
【解析】句意：当你不知道该怎么做的时候，为什么不向你的父母寻求建议呢 第一空，why not后接动词原形；第二空，know后接宾语，what to do with和how to deal with的区别: how to deal with it这是对方式状语提问的，用什么方法去处理；what to do with it这是对内容提问的，对它，如何处理——指要做些什么。此处是对内容的提问。用what to do with it。故选C。
【点评】考查固定搭配和宾语从句。注意识记why not后接动词原形。注意识记宾语从句的要素。
32．A
【解析】句意：——你父亲问你什么？——他问我在和谁聊天。A 我在和谁聊天；B 我和朋友们在哪儿；C 我什么时候回家；D 我是否完成了作业。结合题干中的he asked me，可知其后是宾语从句，主句的谓语动词是asked，选项B与D不符合；选项C是疑问句语序，不符合语境，故选A。
【点评】考查宾语从句。注意宾语从句的时态要一致。
33．B
【解析】句意：第三单元很重要。记住要尽可能多地复习。根据固定搭配，remember to do sth，记住做某事，可知这里用动词不定式，排除AC；go over复习，是动词+介词，宾语要置于over后，故答案为B。
【点评】考查动词不定式和固定搭配。注意识记固定搭配的用法。
34．C
【解析】句意：——打扰了，你能告诉我怎么去稻米博物馆吗？——沿着这条路到汽车站，坐31路车。宾语从句要用陈述句的语序，根据“Go along this road to the bus station, and take Bus No. 31. 沿着这条路到汽车站，坐31路车。”可知，这是回答去稻米博物馆的方式，因此应该用how来问。故选C。
【点评】考查宾语从句。注意识记宾语从句的要素。
35．C
【解析】句意：——你能描述一下事故是怎么发生的吗 ——好的。我正在打电话，没注意到灯变红了。选项A事故为什么发生，选项B事故什么时候发生，选项C事故是怎么发生的，选项D事故发生在哪里。答句给出的是事故发生的过程，由此可以推断出问句询问的是事故是如何发生的，选项中只有选项C符合语境，故答案为C。
【点评】考查疑问副词的区分，注意理解语境，根据答语推断问句。
36．B
【解析】句意：你最好不要再外面呆很晚。had better not do sth，最好不要做某事，固定搭配，故选B。
【点评】考查固定搭配。注意识记had better not do sth的用法。
37．A
【解析】句意：我不知道吴先生进来时他在做什么。was doing过去进行时；has done现在完成时；is doing现在进行时；would do过去将来时；根据时间状语when Mr. Wu came in，可知是用过去进行时was doing，故答案为A。
【点评】考查过去进行时。注意识记过去进行时的构成和用法。
38．D
【解析】句意：喝蔬菜汁是一个好习惯，它能帮助你均衡饮食。动名词词组充当主语，故选D。
【点评】考查非谓语动词，注意识记动名词的词义和用法。
39．D
【解析】句意：——我想知道学生们多久做一次体检。—— 一年一次。A 多远，询问距离；B 多久以后，询问时间，常用in+段时间来回答；C 多久，询问时间段，常用for或since引导的时间来回答；D 多久一次，询问频率。根据答语once a year，可知此句询问频率，故选D。
【点评】考查短语辨析。注意固定短语how far，how soon，how long与how often的含义及用法。
40．D
【解析】句意：——我不知道怎么解决这个问题，太难了。——你可以向王老师求助。how to deal with=what to do with如何处理，故选D。
【点评】考查疑问词+不定式作宾语，牢记固定搭配。
41．C
【解析】句意：——约翰，你能告诉我你经常迟到的原因吗？——我有时睡不好。我出问题的原因是我家附近经常有很多噪音。根据选项的提示可知此句考查reason与cause的区别。reason着重指解释或说明某事发生的理由或原因，cause着重指产生或造成某事发生的原因，往往指造成不好的影响。根据题干中的why可知，第一个空格要用reason；根据题干中的of my problem可知，第二个空格应为cause，故选C。
【点评】考查单词reason与cause的区别。
42．C
【解析】句意：——你能告诉我什么时候去预定最新的CD吗？——明天才去。选项A这些碎玻璃怎么办，选项B如何处理这种混乱，选项C什么时候去预定最新的CD，选项D去哪里能买到新的足球卡。答句给出的是一个时间点，由此可以推断出问句肯定询问的是时间，选项中只有选项C符合语境，故答案为C。
【点评】考查疑问副词的区分，注意分析和理解语境。
43．B
【解析】句意：我以前花了很多时间听音乐，但是现在我更喜欢看书。spend，花费，其过去式是spent，根据before，可知用其过去式spent，prefer doing/to do sth，更喜欢做某事，根据books，可知用read，故排除D，第二空用reading/to read，故选B。
【点评】考查动词辨析和时态。注意一般过去时的用法。
44．C
【解析】句意：——让我们今天下午走路去公园吧。——那可能不是一个好主意。步行到那里需要花很长时间。A 那是一个好主意；B 我同意；C 可能不是一个好主意；D 是的，你是对的。根据 It'll take a long time to get there on foot. 可知不太愿意走路去公园，故选C。
【点评】考查情景交际。根据语境选定答案。
45．B
【解析】句意：A：明天不要忘记来参加我的生日派对。B：我不会。A.我不会，一般现在时；B.我将不会，一般将来时；C.我不可能；D.我不，现在完成时。故选。根据tomorrow，可知用一般将来时，故选B。
【点评】考查情景交际。注意根据语境，选出正确的答案。
46．D
【解析】句意：我们都是自学的，也就是说，没有人告诉我们该怎么做。考查固定结构，疑问词后接动词不定式，这里指”怎样做它“，故选D。
【点评】考查固定结构，注意识记疑问词后接动词不定式的用法。
47．A
【解析】句意：这个女孩害怕在公共场合跳舞，因为她认为其他人可能会笑话他。laugh at 笑话；wait for 等待；hear of 听说；agree with 同意。根据句意可知是害怕在公共场合跳舞应该怕别人笑话她，故选A。
【点评】考查动词短语辨析。了解选项的词义，根据语境选定答案。
48．A
【解析】句意：西蒙总是在外面踢足球到很晚，以至于他总是忘记什么时候停下来。stay out so late to do sth. 在外面做某事到很晚，forget to do sth. 忘记做某事，是固定搭配，都要用动词不定式，故选A。
【点评】考查非谓语动词。记住动词不定式的用法和固定搭配。
49．D
【解析】句意：他表兄弟这些天几乎不吃蔬菜，是吗？反义疑问句前部分有hardly是否定，后部分用肯定，has vegetables吃蔬菜，has是实意动词，故选D。
【点评】考查反意疑问句。
50．C
【解析】句意：我们必须在工作上对自己严格要求。be strict with sb对某人严格要求；be strict in sth对某事严格要求。故选C。
【点评】考查固定搭配。
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