专题15原因状语从句100题(中考真题+中考模拟)【含答案+解析】-冲刺2026年中考英语语法百题分类专练

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名称 专题15原因状语从句100题(中考真题+中考模拟)【含答案+解析】-冲刺2026年中考英语语法百题分类专练
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专题15原因状语从句100题
(中考真题中考模拟)
学校:___________姓名:___________班级:___________考号:___________
一、单项选择
1.(2025·江苏连云港·中考真题)________ over 400 million adults are too heavy, China has made a plan to help its people with weight control.
A.Since B.Unless C.Though D.Until
2.(2024·四川·中考真题)—Why are you late for class
—________ my alarm clock didn’t go off this morning.
A.So B.Because C.However D.Unless
3.(2024·吉林·中考真题)Bob watches the news every night _________ he wonders what’s going on around the world.
A.although B.because C.unless
4.(2024·甘肃白银·中考真题)Many students lose marks simply ________ they do not read the questions carefully.
A.unless B.so C.before D.because
5.(2024·江苏连云港·中考真题)Our school life is more interesting now _________ we can enjoy ourselves in different clubs.
A.because B.whether C.unless D.although
6.(2023·江苏南京·中考真题)It’s important to keep learning about new ideas and technology ________ the world changes so fast.
A.so B.or C.since D.unless
7.(2023·辽宁大连·中考真题)History is my favorite subject ________ it’s very interesting.
A.if B.though C.when D.because
8.(24-25九年级下·江西吉安·阶段练习)The idea of “Made in China” caught the world’s attention in the 2023 Asian Games ________ it played a big role in the event.
A.if B.unless C.although D.because
9.(2025·天津南开·三模)Peter didn’t buy the bike ______ he got a new one on his birthday last month.
A.if B.when C.even D.because
10.(2025·海南海口·三模)In Germany, you’d better not send gifts before someone’s birthday _________ early gifts are seen as bad luck.
A.because B.though C.but
11.(2025·黑龙江哈尔滨·三模)Just be yourself! Everyone is special and the world is more colorful ________ we are all different!
A.unless B.because C.until
12.(2025·安徽合肥·模拟预测)________ Anhui area of the Yangtze River has improved, many special birds returned.
A.Unless B.Though C.Since D.While
13.(2025·江苏镇江·二模)________ Jingji Road is so popular these days, why not take a city walk there
A.Since B.Though C.Until D.After
14.(2025·安徽淮北·三模)Michael was late for school _________ he missed the school bus.
A.so B.but C.as D.if
15.(2025·云南昆明·三模)People often plant trees in spring ______ it’s a good time for them to grow.
A.if B.because C.though D.until
16.(2025·安徽合肥·三模)—My grandfather still reads books every day ________ he thinks learning is a journey that never ends.
—He sets a good example for us.
A.before B.unless C.though D.because
17.(2025·黑龙江绥化·模拟预测)_______ Li Fei studies hardest, _______ she always gets the highest mark in the exam.
A.Because, so B.Because, / C./, but
18.(2025·北京石景山·二模)Mark plans to study in Paris next year _________ he is interested in French culture.
A.or B.because C.but D.so
19.(2025·北京海淀·二模)Linda felt very proud ________ she won the first prize in the speech competition.
A.but B.or C.although D.because
20.(2025·江西宜春·二模)Many silver-haired teachers chose to teach in Xinjiang ________ they wanted to use their knowledge and experience to help improve local education.
A.but B.though C.so D.because
21.(2025·海南海口·模拟预测)Many students lose marks simply ______ they do not read the questions carefully.
A.unless B.before C.because
22.(2025·安徽淮北·二模)The course of life never runs smoothly ________ it is full of ups and downs.
A.because B.though C.if D.unless
23.(2025·安徽芜湖·三模)The ancient village finally took on a new look ________ all of us tried to make a change.
A.though B.so that C.since D.as if
24.(2025·海南省直辖县级单位·三模)—Why do you like eating the Wenchang chicken
—I like it ________ its meat tastes very tender (嫩的).
A.because B.if C.unless
25.(2025·北京昌平·二模)Daily exercise is necessary ________ it can help us stay healthy.
A.because B.but C.so D.or
26.(2025·上海·模拟预测)I’m going to visit Disneyland ________ I like Mickey Mouse.
A.so B.because C.but D.though
27.(2025·四川乐山·二模)________ the early spring in our city is still cold, many elderly people fall ill.
A.Because B.If C.Although
28.(2025·天津·模拟预测)Miranda loves spring best ________ she enjoys painting outdoors in this season.
A.so B.before C.but D.because
29.(2025·安徽·三模)—Mom, may I have some candies
—You’d better not ________ too much sweet food is bad for your teeth.
A.until B.while C.although D.because
30.(2025·江西南昌·一模)—I didn’t see Lily at the party last night.
—Well, she didn’t go there ________ she was feeling sick.
A.and B.until C.though D.because
31.(2025·上海·模拟预测)You should go to the clinic right now ________ you don’t feel quite well.
A.though B.since C.unless D.until
32.(2025·上海·模拟预测)Please wear glasses when doing the experiment, ________ your eyes may get hurt.
A.since B.although C.because D.unless
33.(2025·上海·模拟预测)She was able to sell millions of her handmade dolls, ________ they were in good qualities.
A.so B.or C.for D.but
34.(2025·吉林·一模)—Is everyone here today
—No. Tom is at home ______ he has got a bad cold.
A.because B.if C.until
35.(2025·云南楚雄·模拟预测)I love the song What the World Has Given Me ________ it makes me feel peace and warmth.
A.because B.although C.until D.so
36.(2025·福建厦门·二模)—Mum is too busy to make dinner for us.
—Let’s do it ourselves, ________ we shouldn’t depend on our parents too much.
A.because B.but C.or
37.(2025·江苏常州·一模)________ we are here in Liuzhou, why not taste the local Luosifen
A.Though B.Unless C.Because D.Since
38.(2025·北京海淀·模拟预测)Everyone wants to make friends with Andy, ________ he is very friendly.
A.but B.because C.so D.or
39.(2024·山东青岛·模拟预测)________ you can’t work out the problem, perhaps you need to ask your classmates for help. Learning alone without exchanges with others will lead to ignorance. (独学而无友,则孤陋而寡闻)
A.Unless B.Though C.Since D.Whether
40.(2025·黑龙江哈尔滨·三模)—David, the top student in our class, is really hard-working.
—He studies so hard ________ he wants to enter a good high school.
A.that B.because C.and
41.(2025·安徽淮南·一模)Nowadays museums are becoming more popular ________ people want to learn more about culture and history.
A.until B.unless C.as D.although
42.(2025·甘肃定西·一模)Learning about new things in technology is really important ________ the world is always changing.
A.so B.until C.unless D.since
43.(2025·江苏南京·一模)The course of life never runs smoothly ________ it is full of ups and downs.
A.since B.though C.while D.so
44.(2025·云南曲靖·一模)Learning is a lifelong journey ______ every day brings something new. Everything that you learn becomes a part of you and changes you.
A.and B.but C.because D.though
45.(2025·江苏泰州·一模)________ Chinese paper-cutting carries rich Chinese culture, more people are encouraged to learn it.
A.Unless B.Since C.Although D.Until
46.(2025·天津滨海新·一模)Tina often helps others ________ it makes her happy.
A.although B.so C.but D.because
47.(2025·安徽蚌埠·模拟预测)_______ it was raining heavily, we decided to stay at home and watch a movie.
A.Since B.Although C.Until D.If
48.(2025·云南昆明·一模)Chinese people like dressing in red on important days ________ it shows wishes for good luck.
A.if B.though C.unless D.because
49.(2025·甘肃白银·一模)I like summer, ________ I can swim in the pool.
A.so B.but C.because D.and
50.(2025·天津南开·一模)My friend Lisa wants to join the art club ________ she is interested in painting.
A.because B.although C.so that D.as soon as
51.(2025·江苏连云港·一模)________ everyone is here, let’s start our English lesson. Now turn to Page 22.
A.Before B.Whether C.Unless D.Since
52.(2025·安徽芜湖·一模)— The road up to the top of the mountain is still closed till the snow weather is over.
— It’s necessary, ________ it’s dangerous to go up the mountain in the snowy weather.
A.if B.whether C.as D.although
53.(2025·黑龙江哈尔滨·模拟预测)Perhaps you should ask someone else for help ________ you can’t solve the problem.
A.so B.since C.unless
54.(2025·天津河东·模拟预测)—Did you call Fred back
—I didn’t need to, ________ I’ll see him tomorrow.
A.because B.if C.when D.as soon as
55.(2025·安徽阜阳·一模)We decided to stay indoors and play games ___________ it was raining.
A.unless B.although C.since D.so
56.(24-25七年级下·全国·课后作业)Penguins often stand close together ________ it’s very cold in their living place.
A.so B.but C.because D.and
57.(24-25七年级上·全国·单元测试)We are making a big cake ________ it’s Dad’s birthday today.
A.because B.until C.once D.but
58.(2024·福建泉州·三模)—Mum, may I have more chocolate
—You’d better not, ________ too much sweet food is bad for health.
A.while B.although C.because
59.(2024·江苏南京·三模)English is my favorite subject ________ it’s very interesting.
A.if B.though C.whether D.as
60.(2024·江苏镇江·一模)—It is said that the famous snack smelly toufu in Changsha tastes strange!
—________ we have been here, why not give it a try
A.Since B.When C.If D.Though
61.(2024·江苏无锡·一模)The course of life never runs smoothly ________ it is full of ups and downs.
A.since B.though C.while D.unless
62.(2024·上海浦东新·模拟预测)________ you’ve fully understood the whole lesson, I won’t explain it to you again.
A.Unless B.Until C.Since D.When
63.(2024·江苏南通·模拟预测)—What shall we do to kill time this afternoon
—Well, _______ it’s Star Cinema’s half-price day today, why not go to watch a film
A.since B.while C.unless D.though
64.(2024·上海浦东新·模拟预测)There’s no need to take a taxi _______ it’s only five minutes’ walk from here.
A.because B.while C.though D.until
65.(2024·江苏无锡·三模)The course of life never runs smoothly ________ it is full of ups and downs.
A.though B.since C.unless D.while
66.(2024·福建厦门·二模)________ traditional Chinese characters (繁体字) are a great part of Chinese culture, we must keep them alive.
A.After B.Although C.Since
67.(2024·河北邯郸·三模)Don’t be afraid of changing, ________ it’s leading you to a new beginning.
A.if B.because C.though D.unless
68.(2024·江苏镇江·二模)More teachers are willing to receive AI training ________ AI technology in helping with teaching becomes more and more popular.
A.or B.unless C.because D.though
69.(2024·北京石景山·二模)David had to stay in the hospital ________ he hurt his head.
A.or B.so C.but D.because
70.(2024·江苏南通·二模)—It’s said that Beijing Duck is very delicious.
—Well, ________ we are here, why not have a try
A.though B.unless C.since D.before
71.(2024·山东东营·二模)Fish can only live in the water ________ there are cats on the shore (岸)!
A.and B.although C.but D.because
72.(2024·江苏宿迁·二模)The athlete received a lot of cheers from the audience _________ she won the champion in the final.
A.because B.though C.so that D.even if
73.(2024·江西·一模)The river has become much cleaner ___________ the villagers made great efforts to protect it.
A.if B.until C.though D.because
74.(2024·江苏宿迁·二模)Life never runs smoothly ________ it is full of ups and downs.
A.though B.since C.while D.unless
75.(2024·北京丰台·一模)Tony couldn’t go to the concert with us ________ he was busy with his work.
A.or B.because C.so D.but
76.(2024·云南·一模)Reading aloud is a good reading method ________ it will help us to memorize information better and longer.
A.because B.although C.unless D.while
77.(2024·北京朝阳·一模)John feels excited ________ he is going to have a tennis match with an excellent player this weekend.
A.because B.but C.or D.so
78.(2024·云南昭通·一模)I’m sure Sarah will win the girls’ 800-meter race ________ she has been practicing really hard in the past three months.
A.unless B.because C.though D.until
79.(2024·江苏南京·一模)Perhaps you should ask someone else for help ________ you can’t solve the problem.
A.so B.but C.since D.unless
80.(2024·江苏无锡·一模)—Nothing to worry about. He won’t leave until we arrive.
—________ time is money, we should not keep others waiting.
A.Though B.Unless C.Since D.If
81.(2024·北京通州·一模)Chinese people prefer the color red during the Spring Festival ______ they think red can bring good luck.
A.so B.because C.but D.or
82.(2024·江苏无锡·一模)Why not use this app to save your pocket money ________ you are not going to spend it
A.until B.unless C.though D.since
83.(2024·吉林长春·一模)Little Tim have been in the Helpers’ Club for two years ________ he is an animal lover.
A.if B.because C.until D.unless
84.(2024·河北·一模)We should do sports every day ________ it is good for our health.
A.until B.because C.while D.though
85.(2024·上海徐汇·一模)You can hardly find the historical site ________ it is under a clothes shop and a bakery.
A.since B.because C.if D.until
86.(2024·海南三亚·一模)________ everybody is here, let’s begin our meeting.
A.Since B.While C.Although
87.(2024·河北唐山·一模)We need to take care of the earth ________ it’s the only planet we have for humans to live on.
A.though B.if C.because D.until
88.(2024·上海闵行·二模)Elaine was late for the morning meeting ________ she missed the early bus.
A.unless B.though C.because D.until
89.(2024·甘肃临夏·一模)Sally likes pandas __________ she thinks they are lovely.
A.so B.but C.because D.though
90.(2024·吉林松原·二模)More and more kids become unhappy ________ they have too many activities to do.
A.but B.or C.because
91.(23-24八年级下·广东深圳·课后作业)_________ you’re busy, I won’t stay here any longer.
A.For B.As C.Though D.Since
92.(2024·天津南开·一模)People often give me fans as presents __________ they know I like them.
A.because B.while C.so D.before
93.(2024·江西九江·一模)Parents should not compare their children with others too often ________ every child is a treasure.
A.because B.and C.so D.unless
94.(23-24八年级上·江苏南京·期末)After the earthquake, Nick told his son that ________ they were both alive, they did not fail and they could start again.
A.when B.since C.while D.before
95.(24-25九年级上·江西南昌·期末)________ we’ve got a few minutes to wait for the train, let’s have a cup of coffee.
A.Since B.So C.Unless D.Though
96.(23-24九年级上·黑龙江双鸭山·期末)It’s so hard for us to say goodbye ________ we have so many happy days to remember.
A.because B.though C.but
97.(22-23九年级上·福建莆田·期末)—Where are you going to spend your Spring Festival
—Countryside, ________ my grandparents live there.
A.or B.but C.because
98.(2023·福建福州·模拟预测)We are making a big cake for Dad ________ it’s his birthday today.
A.because B.until C.once
99.(2023·重庆沙坪坝·模拟预测)_________ you are free today, could you help me with housework
A.Since B.Though C.Unless D.Until
100.(2023·云南德宏·一模)Maria is always full of energy ________ she takes exercise every day.
A.and B.but C.because D.however
《专题15原因状语从句100题(中考真题中考模拟)-冲刺2026年中考英语语法百题分类专练》参考答案
题号 1 2 3 4 5 6 7 8 9 10
答案 A B B D A C D D D A
题号 11 12 13 14 15 16 17 18 19 20
答案 B C A C B D B B D D
题号 21 22 23 24 25 26 27 28 29 30
答案 C A C A A B A D D D
题号 31 32 33 34 35 36 37 38 39 40
答案 B C C A A A D B C B
题号 41 42 43 44 45 46 47 48 49 50
答案 C D A C B D A D C A
题号 51 52 53 54 55 56 57 58 59 60
答案 D C B A C C A C D A
题号 61 62 63 64 65 66 67 68 69 70
答案 A C A A B C B C D C
题号 71 72 73 74 75 76 77 78 79 80
答案 D A D B B A A B C C
题号 81 82 83 84 85 86 87 88 89 90
答案 B D B B B A C C C C
题号 91 92 93 94 95 96 97 98 99 100
答案 D A A B A A C A A C
1.A
因为超过4亿成年人体重超标,中国制定了一个计划来帮助人们控制体重。
考查从属连词辨析。Since因为;Unless除非;Though尽管;Until直到。根据“over 400 million adults are too heavy”可知,“超过4亿成年人体重超标”是“制定计划来帮助人们控制体重”的原因,用since引导原因状语从句。故选A。
2.B
——你为什么上课迟到?——因为我的闹钟今天早上没有响。
考查连词辨析。so所以;because因为;however然而;unless除非。根据“Why are you late for class ”可知此处回答原因,用because。故选B。
3.B
鲍勃每天晚上都看新闻,因为他想知道世界各地发生了什么。
考查连词辨析。although尽管;because因为;unless除非。分析句子可知,鲍勃每天看新闻,是因为想知道世界各地发生了什么,后文表原因,用because连接。故选B。
4.D
许多学生丢分仅仅是因为他们没有仔细阅读问题。
考查连词辨析。unless除非;so因此;before在……之前;because因为。分析句子可知,学生丢分的原因是没有仔细阅读问题,后者表原因,应用because连接,引导原因状语从句。故选D。
5.A
我们的学校生活现在更有趣了,因为我们可以在不同的俱乐部玩得很开心。
考查连词辨析。because因为;whether是否;unless除非;although尽管。分析句子可知,学校生活更有趣的原因是可以在不同的俱乐部玩得开心,前后文之间是因果关系,后文表示原因,应用because连接。故选A。
6.C
世界变化如此之快,不断学习新思想和新技术是很重要的。
考查连词辨析。so所以;or或者;since因为;unless除非。“the world changes so fast”是“It’s important to keep learning about new ideas and technology”的原因,用since引导原因状语从句,故选C。
7.D
历史是我最喜欢的科目,因为它很有趣。
考查从属连词辨析。if如果;though虽然;when当……时;because因为。空格前后表达的是因果关系,属于“前果后因”型,应用because引导原因状语从句,故选D。
8.D
在2023年亚运会上,“中国制造”的理念引起了世界的关注,因为它在赛事中发挥了重要作用。
考查连词辨析。if如果;unless除非;although尽管;because因为。根据“The idea of ‘Made in China’ caught the world’s attention in the 2023 Asian Games...it played a big role in the event.”可知,后半句是前半句的原因,需用表示因果关系的连词because。故选D。
9.D
彼得没有买这辆自行车,因为他上个月生日那天得到了一辆新的。
考查连词辨析。if如果;when当;even甚至;because因为。后句是前句的原因,用because引导原因状语从句。故选D。
10.A
在德国,你最好不要在别人生日之前送礼物,因为提前送礼物被视为不吉利。
考查连词辨析。because因为;though虽然;but但是。后句是前句的原因,用because引导原因状语从句。故选A。
11.B
做你自己!每个人都很特别,世界因为我们的不同而更加多彩。
考查连词辨析。unless除非;because因为;until直到。根据“the world is more colorful”和“we are all different”可知前后两句存在因果关系,用because引导原因状语从句。故选B。
12.C
由于长江安徽段生态环境改善,许多珍稀鸟类回归。
考查连词辨析。Unless除非;Though尽管;Since由于;While当……时。根据“Anhui area of the Yangtze River has improved”与“many special birds returned”之间的因果关系,前半句是后半句的原因,需用表原因的连词。故选C。
13.A
既然经济路最近这么受欢迎,为什么不去那里来一次城市漫步呢?
考查连词辨析。Since既然;Though尽管;Until直到;After在……后。根据“Jingji Road is so popular these days, why not take a city walk there ”可知,前一句是后句的原因,应用since引导原因状语从句。故选A。
14.C
迈克尔上学迟到了,因为他错过了校车。
考查连词辨析。so因此(表结果);but但是(表转折);as因为(表原因);if如果(表假设)。根据“missed the school bus”和“late for school”可知,前后之间存在因果关系。故选C。
15.B
人们经常在春天种树,因为这是它们生长的好时机。
考查连词辨析。if如果;because因为;though虽然,尽管;until到……时,直到……为止。根据“People often plant trees in spring...it’s a good time for them to grow.”可知人们经常在春天种树,因为这是它们生长的好时机,前后为因果关系。故选B。
16.D
——我的祖父仍然每天读书,因为他认为学习是一段永远不会结束的旅程。 ——他为我们树立了一个好榜样。
考查连词辨析。before在……之前;unless除非;though尽管;because因为。根据“reads books every day ”和“he thinks learning is a journey that never ends.”可知,前后句是因果关系,“认为学习是永远不会结束的旅程”是“每天读书”的原因,因此应用because连接。故选D。
17.B
李飞学习最努力,所以她在考试中总是取得最高分。
考查连词用法。Because因为;so所以;but但是。根据“Li Fei studies hardest…she always gets the highest mark in the exam.”可知,学习努力和取得高分之间是因果关系,because和so在英语中不能同时用于一个句子来表达因果关系。故选B。
18.B
马克计划明年去巴黎学习因为他对法国文化感兴趣。
考查连词辨析。or或者,表选择;because因为,表原因;but但是,表转折;so所以,表结果。根据“Mark plans to study in Paris next year…he is interested in French culture.”可知,对法国文化感兴趣是计划去巴黎学习的原因,because符合语境。故选B。
19.D
Linda非常骄傲,因为她在演讲比赛中获得了一等奖。
考查连词辨析。but但是;or或者;although尽管;because因为。前后句存在因果关系,后句是因,因此用because引导原因状语从句。故选D。
20.D
许多银发教师选择在新疆教书,因为他们想用自己的知识和经验来帮助改善当地的教育。
考查连词辨析。but但是;though尽管;so所以;because因为。“they wanted to use their knowledge and experience to help improve local education.”是“Many silver-haired teachers chose to teach in Xinjiang”的原因,因此用连词because。故选D。
21.C
许多学生仅仅因为没有仔细阅读问题而失去分数。
考查连词辨析。unless除非;before在……之前;because因为。根据“Many students lose marks simply…they do not read the questions carefully.”可知,前后句之间是因果关系,“前果后因”,此处应用because引导原因状语从句。故选C。
22.A
人生的道路从来不会一帆风顺,因为它充满起伏。
考查连词辨析。because因为;though尽管;if如果;unless除非。根据“The course of life never runs smoothly...it is full of ups and downs.”可知,此处表原因。故选A。
23.C
因为我们所有人都努力做出改变,这个古村最终焕然一新 。
考查连词辨析。though虽然/尽管,引导让步状语从句;so that以便/为了,引导目的状语从句;since因为,引导原因状语从句;as if好像,引导方式状语从句。分析句子可知,“努力做出改变”是“古村焕然一新”的原因,此处应用since引导原因状语从句。故选C。
24.A
——你为什么喜欢吃文昌鸡?——我喜欢它,因为它的肉很嫩。
考查连词。because因为;if如果;unless除非。根据“Why do you like eating the Wenchang chicken ”可知,此处解释原因,应用because引导原因状语从句,A项符合。故选A。
25.A
日常锻炼是必要的,因为它能帮助我们保持健康。
考查连词辨析。because因为;but但是;so如此;or或者。前半句Daily exercise is necessary“日常锻炼是必要的”,后半句it can help us stay healthy“它能帮助我们保持健康”,后半句是在阐述前半句“日常锻炼必要”的原因。故选A。
26.B
我要去迪士尼乐园,因为我喜欢米老鼠。
考查连词辨析。so所以;because因为;but但是;though尽管。“I like Mickey Mouse”是“I’m going to visit Disneyland”的原因,because符合语境。故选B。
27.A
因为我市的早春仍然寒冷,许多老年人生病了。
考查连词辨析。because因为;if如果;although虽然。前句是后句的原因,用because引导原因状语从句。故选A。
28.D
米兰达最喜欢春天,因为她喜欢在这个季节户外画画。
考查连词辨析。“喜欢户外画画”是“最喜欢春天”的原因,前后为因果关系。so因此,表示结果;before在……之前,表示时间;but但是,表示转折;because因为,表示原因。根据“Miranda loves spring best ... she enjoys painting outdoors in this season.”可知,此处应选because引出原因。故选D。
29.D
——妈妈,我可以吃些糖果吗?——你最好不要,因为太多甜食对你的牙齿不好。
考查连词辨析。until直到;while当……的时候;although虽然;because因为。根据“You’d better not…too much sweet food is bad for your teeth.”的语境可知,此处解释最好不吃糖果的原因,D项符合。故选D。
30.D
——昨晚聚会上我没看见莉莉。——好吧,她没有去那里,因为她觉得不舒服。
考查连词辨析。and和;until直到;though虽然;because因为。“她觉得不舒服”是“她没有去那里”的原因,用because引导原因状语从句。故选D。
31.B
你应该马上去诊所,因为你感觉不太舒服。
考查连词辨析。though虽然 ;since因为;unless除非;until直到。根据“you don’t feel quite well.”可知,后文解释了原因,since符合语境。故选B。
32.C
做实验时请戴上眼镜,因为可能会伤到眼睛。
考查连词辨析。since自从;although虽然;because因为;unless除非。根据“Please wear glasses when doing the experiment, …your eyes may get hurt.”可知,后句是前句的原因,应用because引导原因状语从句。故选C。
33.C
她能够卖出数百万个她手工制作的玩偶,因为这些玩偶质量很好。
考查连词辨析。so因此,表示因果关系,原因在前,结果在后;or或者,表示选择关系;for因为,表示因果关系,原因在后,结果在前;but但是,表示转折关系。根据“She was able to sell millions of her handmade dolls...they were in good qualities.”可知,前后两句之间是因果关系,前一句是结果,后一句是原因,所以应该用for来表示原因。故选C。
34.A
——今天大家都到齐了吗?——没有。汤姆在家,因为他得了重感冒。
考查连词辨析。because因为;if如果;until直到。根据“he has got a bad cold.”可知,汤姆感冒是汤姆在家的原因,空处需用表原因的连词because。故选A。
35.A
我喜欢《世界赠与我》这首歌。它让我感觉到平静和温暖。
考查连词辨析。because因为,表原因;although尽管,虽然;until直到;so所以,表结果。根据前后句关系可知,后句表达原因。故选A。
36.A
——妈妈太忙了,不能为我们做晚饭。——让我们自己做吧,我们不应该太依赖我们的父母。
考查连词辨析。because因为;but但是;or或者。根据题干“Let’s do it ourselves,”和“we shouldn’t depend on our parents too much.”可知,前后文是因果关系,用because(因为)引导原因状语从句符合题意。故选A。
37.D
既然我们在柳州,为什么不尝尝当地的螺蛳粉呢?
考查连词辨析。though尽管;unless除非;because因为;since既然。根据“... we are here in Liuzhou, why not taste the local Luosifen”可知,这里不是单纯表示因果关系,而是基于“我们在柳州”这个已知事实,提出“尝尝当地螺蛳粉”的建议,“since”有“既然”之意,用于引导已知原因,故选D。
38.B
每个人都想和安迪交朋友,因为他很友好。
考查连词辨析。but但;because因为;so所以;or或。根据“Everyone wants to make friends with Andy… he is very friendly.”的语境可知,此处表示因果关系,前果后因,B项符合。故选B。
39.C
既然你无法解决这个问题,或许需要向同学求助。独学而无友,则孤陋而寡闻。
考查连词辨析。Unless除非;Though虽然;Since既然;Whether是否。根据“you can’t work out the problem, perhaps you need to ask your classmates for help.”可知,前句是后句的原因,用since引导原因状语从句。故选C。
40.B
——David是我们班最优秀的学生,真的很努力。——他学习如此努力,因为他想进入一所好高中。
考查连词辨析。that那;because因为;and和。“he wants to enter a good high school”是“He studies so hard”的原因。because意为“因为”,引导原因状语从句,符合句子逻辑。故选B。
41.C
如今,博物馆变得越来越受欢迎,因为人们想了解更多的文化和历史。
考查连词辨析。until直到;unless除非;as因为;although虽然。根据“people want to learn more about culture and history.”可知,设空处后解释了原因,as符合语境。故选C。
42.D
学习新技术真的很重要,因为世界在不断变化。
考查连词辨析。so所以;until直到;unless除非;since因为。根据“Learning about new things in technology is really important...the world is always changing.”可知,空格后的句子是空格前的句子的原因,需要一个连词引导原因状语从句,故选D。
43.A
人生的道路从来不会一帆风顺,因为它充满了起伏。
考查连词辨析。since因为;though尽管;while当……时;so所以。根据“The course of life never runs smoothly”和“it is full of ups and downs”可知,前后两句为因果关系,后半句充满起伏是前半句不会一帆风顺的原因,需用表示原因的连词since。故选A。
44.C
学习是一段终生的旅程,因为每天都会有新的收获。你学到的一切都会成为你的一部分,并改变你。
考查连词辨析。and和;but但是;because因为;though尽管。根据“Learning is a lifelong journey…every day brings something new.”可知,后半句“每天都有新收获”是“学习是终生的旅程”的原因,用because引导原因状语从句。故选C。
45.B
因为中国剪纸承载着丰富的中国文化,所以更多人被鼓励学习它。
考查连词辨析。unless除非;since因为;although虽然,尽管;until直到。根据“Chinese paper-cutting carries rich Chinese culture, more people are encouraged to learn it.”可知,前后句为因果关系,故此处应用since引导原因状语从句。故选B。
46.D
Tina经常帮助别人,因为这让她很开心。
考查连词。although尽管;so因此;but但是;because因为。根据“Tina often helps others...it makes her happy.”可知,前后是因果关系,后面表示原因,用because连接。故选D。
47.A
由于雨下得很大,我们决定待在家里看电影。
考查连词辨析。Since因为;Although虽然;Until直到;If如果。根据“it was raining heavily, we decided to stay at home”可知,前后是因果关系,表示“因为下雨所以决定待在家”,故选A。
48.D
中国人在重要的日子里喜欢穿红色,因为这表达了对好运的祝愿。
考查连词辨析。if如果,是否;though虽然;unless除非;because因为。根据前后句关系可知,空处表原因,需用连词because引导原因状语从句。故选D。
49.C
我喜欢夏天,因为我可以在游泳池里游泳。
考查连词辨析。so因此;but但是;because因为;and和。根据“I can swim in the pool.”可知,后文解释了喜欢夏天的原因,用because引导原因状语从句。故选C。
50.A
我的朋友丽莎想加入艺术俱乐部,因为她对绘画感兴趣。
考查连词辨析。because因为;although虽然;so that以便;as soon as一……就……。根据“she is interested in painting”可知,对绘画感兴趣是想加入艺术俱乐部的原因,需用表原因的连词because。故选A。
51.D
既然大家都到了,让我们开始英语课吧。现在翻到第22页。
考查连词辨析。Before在……以前;Whether是否;Unless除非;Since既然。根据“…everyone is here, let’s start our English lesson.”的语境并结合选项可知,此处表示原因,用since引导原因状语从句。故选D。
52.C
——通往山顶的道路仍然关闭,直到下雪天气结束。——这是必要的,因为下雪天上山很危险。
考查连词辨析。if如果;whether是否;as因为;although虽然。横线前“It’s necessary”是对上面对话的肯定,即下雪天关闭上山的路是很有必要的,横线后所述“it’s dangerous to go up the mountain in the snowy weather.”是关闭道路的原因,因为雪天上山很危险。故选C。
53.B
既然你解决不了这个问题,也许你应该找别人帮忙。
考查连词辨析。so所以;since既然;unless除非。根据“you can’t solve the problem”可知,此处指“既然你解决不了这个问题”,故选B。
54.A
——你给Fred回电话了吗?——我不需要,因为我明天将去看他。
考查连词用法。because因为;if如果,是否;when当……时;as soon as一……就。根据空前后关系,空处表原因,需连词because。故选A。
55.C
因为下雨了,我们决定待在室内做游戏。
考查连词辨析。unless除非;although尽管;since因为;so因此。根据“it was raining.”可知,后文给出下雨是导致他们待在室内的原因。故选C。
56.C
企鹅经常站得很近,因为它们生活的地方很冷。
考查连词辨析。so所以;but但是;because因为;and和。根据“Penguins often stand close together…it’s very cold in their living place.”可知,前后句子是因果关系,应该用because引导原因状语从句。故选C。
57.A
我们正在做一个大蛋糕,因为今天是爸爸的生日。
考查连词辨析。because因为;until直到;once一……就;but但是。后半句是前半句的原因,用because引导原因状语从句。故选A。
58.C
——妈妈,我可以再吃点巧克力吗?——你最好不要吃,因为吃太多甜食对健康有害。
考查连词辨析。while然而;although尽管;because因为。根据“too much sweet food is bad for health.”可知,因为太多的甜食对健康有害,所以不能再吃巧克力了。故选C。
59.D
英语是我最喜欢的科目,因为它非常有趣。
考查连词。if如果;though虽然;whether是否;as因为。横线后解释原因,所以是as。故选D。
60.A
——据说长沙有名的小吃臭豆腐吃起来怪怪的!——既然我们在这里,为什么不试试呢?
考查连词辨析。Since既然;When当……时;If如果;Though虽然。根据“why not give it a try ”可知,此处是指既然我们在这里,为什么不去试试,用since引导原因状语从句。故选A。
61.A
人生之路从不一帆风顺,因为它充满了起伏。
考查连词辨析。since因为;though虽然;while然而;unless除非。根据“The course of life never runs smoothly...it is full of ups and downs.”可知,此空是since引导原因状语从句,表示“因为人生充满了起伏,所以人生之路从来都不是一帆风顺的”。故选A。
62.C
既然你已经完全理解了整节课,我就不再给你解释了。
考查连词辨析。Unless除非,如果不;引导条件状语从句;Until直到……为止,引导时间状语从句;Since既然,引导原因状语从句;When当……时候,引导时间状语从句。根据“you’ve fully understood the whole lesson”和“you’ve fully understood the whole lesson”可知,我不再解释的原因是因为你完全懂了。故选C。
63.A
——我们今天下午做什么来消磨时间呢?——好吧,既然今天是星空影院的半价日,为什么不去看电影呢?
考查从属连词辨析。since既然,因为(引导原因状语从句);while当……时候;unless除非;though尽管(引导让步状语从句)。根据“…it’s Star Cinema’s half-price day today, why not go to watch a film”可知,因为今天是星空影院的半价日,所以建议一起去看电影。故选A。
64.A
没必要坐出租车,因为从这里步行只有五分钟的路程。
考查连词辨析。because因为;while当……时候;though虽然;until直到。根据“There’s no need to take a taxi…it’s only five minutes’ walk from here.”可知,后面的句子it’s only five minutes’ walk from here是前面There’s no need to take a taxi的原因,所以需要一个表示原因的连词,because符合语境。故选A。
65.B
人生的道路从来都不是一帆风顺的,因为它充满了起起落落。
考查连词辨析。though虽然,尽管,引导让步状语从句;since因为,既然,引导原因状语从句;unless除非,引导条件状语从句;while当……时候,然而,引导时间状语从句或表示对比。根据“The course of life never runs smoothly ... it is full of ups and downs.”可知,“人生充满起起落落”是“人生道路不顺利”的原因,所以用since引导原因状语从句。故选B。
66.C
既然繁体字是中国文化的重要组成部分,我们就必须保持它们的生命力。
考查连词辨析。After在……之后;Although尽管;Since既然,由于。前后句之间是因果关系,需用since引导原因状语从句。故选C。
67.B
不要害怕改变,因为它会带你走向一个新的开始。
考查连词辨析。if如果;because因为;though尽管;unless除非。根据“it’s leading you to a new beginning”可知后句是“不要害怕改变”的原因,应用because引导原因状语从句。故选B。
68.C
更多的老师愿意去接受AI培训,因为AI科技在辅助教学方面变得越来越受欢迎。
考查连词辨析。or或者;unless除非;because因为;though尽管。根据“AI technology...becomes more and more popular.”可知空后的句子表示老师选择AI培训的原因,用because引导原因状语从句,故选C。
69.D
大卫不得不待在医院里,因为他伤了头。
考查连词辨析。or或者;so因此;but但是;because因为。分析题干可知,后句是前句的原因,结合选项可知,应用because引导此原因状语从句。故选D。
70.C
——据说北京烤鸭很好吃。——好吧,既然我们在这里,为什么不试一试呢?
考查连词辨析。though尽管;unless除非;since既然;before“在……之前”。根据“we are here, why not have a try”可知,既然在北京,就该去试试北京烤鸭,此处应用since引导原因状语从句。故选C。
71.D
鱼只能在水里生活,因为岸上有猫!
考查连词辨析。and和;although虽然;but但是;because因为。“there are cats on the shore”是“Fish can only live in the water”的原因,用because引导原因状语从句,故选D。
72.A
那名运动员收到了来自观众的无数欢呼,因为她在决赛中赢得了冠军。
考查连词辨析。because因为;though尽管;so that以便于;even if即使。分析前后句关系可知“she won the champion in the final”是“The athlete received a lot of cheers from the audience”的原因,因此应用“because”引导原因状语从句。故选A。
73.D
这条河变得干净多了,因为村民们做出了巨大的努力来保护它。
考查连词辨析。if如果;until直到;though尽管;because因为。分析句子可知,前后是因果关系,前果后因,故选D。
74.B
生活从不是一帆风顺的,因为它充满了起起落落。
考查连词。though虽然;since因为;while然而;unless除非。根据“Life never runs smoothly...it is full of ups and downs.”可知,此处应用since,引导原因状语从句,表示因为生活充满了起伏,所以它从来都不是一帆风顺的。故选B。
75.B
托尼不能和我们一起去听音乐会,因为他忙于工作。
考查连词辨析。or或者;because因为;so所以;but但是。根据“Tony couldn’t go to the concert with us”和“he was busy with his work.”可知,前后是因果关系,并且后面是前面的原因。故选B。
76.A
大声朗读是一个好的阅读方法,因为它会帮助我们更好更久地记住信息。
考查连词辨析。because因为;although尽管;unless除非;while当……的时候。根据“Reading aloud is a good reading method...it will help...”可知,此处应表达的是因果关系,所以应选用表示原因的连词because。故选A。
77.A
约翰很兴奋,因为这个周末他要和一位优秀的网球选手进行一场网球比赛。
考查连词辨析。because因为;but但是;or或者;so所以。分析“John feels excited...he is going to have a tennis match with an excellent player this weekend.”可知,前后句是因果关系,前果后因,应用because引导原因状语从句。故选A。
78.B
我相信莎拉会赢得女子800米比赛,因为她在过去的三个月里一直在努力练习。
考查连词辨析。unless除非;because因为;though虽然;until直到。前后两句是因果关系,此处表示原因,用because引导原因状语从句。故选B。
79.C
既然你不能解决这个问题,也许你应该向其他人寻求帮助。
考查连词辨析。so因此;but但是;since既然;unless除非。根据“you can’t solve the problem”可知,此处指既然不能解决这个问题,用since引导原因状语从句。故选C。
80.C
——没什么好担心的。直到我们到达他才会离开。——既然时间就是金钱,我们就不应该让别人等待。
考查连词辨析。Though虽然;Unless除非;Since既然;If如果。根据“... time is money, we should not keep others waiting.”可知,前后两句为因果关系,应用since引导原因状语从句,故选C。
81.B
中国人在春节期间更喜欢红色,因为他们认为红色能带来好运。
考查连词辨析。so所以;because因为;but但是;or或者。根据“they think red can bring good luck.”可知,因为他们觉得红色能带来好运气,所以更喜欢红色。故选B。
82.D
既然你不打算用,为什么不用这款应用软件把你的零用钱存起来呢?
考查连词辨析。until直到……为止;unless除非;though尽管;since既然。根据“Why not use this app to save your pocket money...you are not going to spend it ”可知,两句为因果关系,前果后因,所以是since引导的原因状语从句,表示明显的原因或已知的事实。故选D。
83.B
小蒂姆在救助俱乐部已经两年了,因为他是一个动物爱好者。
考查连词词义辨析。if如果;because因为;until直到;unless除非。根据空前后句的句意可知,此处表示因果关系。故选B。
84.B
我们应该每天做运动,因为这对我们的健康有好处。
考查从属连词词义辨析。until直到……为止;because因为;while当……的时候;though尽管。分析可知,“it is good for our health”是“We should do sports every day”的原因,所以用because引导原因状语从句。故选B。
85.B
你很难找到历史遗迹,因为它在一家服装店和一家面包店的下面。
考查从属连词词义辨析。since自……以来;because因为;if如果;until直到……为止。分析可知,“it is under a clothes shop and a bakery”是“You can hardly find the historical site”的原因,所以用because引导原因状语从句。故选B。
86.A
既然大家都到齐了,我们开始开会吧。
考查连词辨析。Since既然;While在……期间;Although虽然,尽管。“everybody is here”是“begin our meeting”的原因,应用since引导原因状语从句。故选A。
87.C
我们需要照顾好地球,因为它是我们唯一可以供人类生活的星球。
考查从属连词辨析。though尽管;if如果;because因为;until直到。前后句表示因果关系,所以用because引导原因状语从句,故选C。
88.C
伊莱恩早会迟到了,因为她错过了早班车。
考查从属连词辨析。unless除非;though尽管;because因为;until直到。结合句意可知,前句“Elaine was late for the morning meeting”与后句“she missed the early bus.”表示因果关系,应用because引导原因状语从句。故选C。
89.C
萨利喜欢熊猫,因为她认为它们很可爱。
考查连词辨析。so所以;but但是;because因为;though尽管。根据“Sally likes pandas”和“they are lovely”可知,此处表示原因。故选C。
90.C
越来越多的孩子因为有太多的活动要做而变得不快乐。
考查连词辨析。but但是;or或者;because因为。本句前后表述内容“More and more kids become unhappy”和“they have too many activities to do”构成因果关系,设空处后为原因。故选C。
91.D
既然你忙,我不会再待在这儿了。
考查连词。For因为,语气最弱,只是表示“顺便提到的说明,不能在句首;As由于;Though 即使,尽管,引导让步状语从句;Since既然。根据“I won’t stay here any longer.”可知是解释原因,且语气较强,用since引导原因状语从句。故选D。
92.A
人们经常送我扇子作为礼物,因为他们知道我喜欢扇子。
考查从属连词辨析。because因为;while当……时候;so因此;before在……之前。由“People often give me fans as presents…they know I like them”可知,人们送扇子给我是因为我喜欢扇子,应用because引导原因状语从句。故选A。
93.A
父母不应该经常拿自己的孩子和别人比较,因为每个孩子都是一个宝贝。
考查连词辨析。because因为;and和,又;so所以;unless除非。分析句子结构可知,前后两句存在因果关系,前句为果,后句为因,应用because引导原因状语从句。故选A。
94.B
地震发生后,尼克告诉儿子,既然他们都还活着,他们就没有失败,可以重新开始。
考查连词辨析。when当……时;since自从,既然;while虽然,与……同时;before在……之前。根据“Nick told his son that ... they were both alive, they did not fail and they could start again.”可知,既然他们还活着,他们就没有失败,since引导原因状语从句。故选B。
95.A
既然我们还有几分钟等火车,那就喝杯咖啡吧。
考查连词辨析。Since既然;So因此;Unless除非;Though尽管。根据“let’s have a cup of coffee.”可知,应表达既然还要在等几分钟火车,用since引导原因状语从句。故选A。
96.A
对我们来说很难说再见,因为我们有那么多快乐的日子要记住。
考查连词辨析。because因为,表原因;though尽管,表让步;but但是,表转折。结合题干“It’s so hard for us to say goodbye … we have so many happy days to remember.”可知前后是因果关系,此处表原因。故选A。
97.C
——你打算在哪里过春节?——乡村,因为我的祖父母住在那里。
考查连词辨析。or或者;but但是;because因为。根据“my grandparents live there.”可知祖父母住在乡村,所以打算去乡村过春节,故此处表示原因,用because引导原因状语从句。故选C。
98.A
我们正在为爸爸做一个大蛋糕,因为今天是他的生日。
考查连词辨析。because因为;until直到;once一旦。“it’s his birthday today”是“We are making a big cake for Dad”的原因,用because引导原因状语从句。故选A。
99.A
既然你今天有空,你能帮我做家务吗?
考查从属连词辨析。Since既然;Though尽管;Unless除非;Until直到。根据“you are free today”可知,今天有空,就可以帮忙做家务,此处应用since引导原因状语从句。故选A。
100.C
玛丽亚总是精力充沛,因为她每天都锻炼。
考查连词辨析。and并且;but但是;because因为;however不管怎样。根据“Maria is always full of energy...she takes exercise every day.”可知,因为她每天都锻炼,所以她总是精力充沛,应用because引导原因状语从句。故选C。
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