初中英语状语从句--知识点级练习题
状语从句1．In my family,our kids aren’t allowed to play outside _____they finish their homework.A. unlessB. ifC. as long asD. each time2．We’ll go hiking if it rain this weekend.A. isn’tB. don’tC. doesn’tD. won’t3．Usually, we don’t know how important something is ________ we lose it.A. orB. untilC. ifD. after7．__________ the girl is only ten years old, she can take care of her brother and cook meals every day.、A. IfB. BecauseC. AlthoughD. As8．You must leave here now ________ your mother can get some more rest.A. becameB. thoughC. so that9．I am waiting for my friend. , I will go swimming alone. A. If he doesn’t come B. If he won’t comeC. If he hasn’t come10．— I will do my best in the talent show ______ I may fail.— Wonderful! I will support you all the time.￥A. whenB. untilC. unlessD. though11．—Why do you like wearing this old sweater—I like wearing this old sweater it was made by grannny by hand .A. becauseB. soC. butD. and12．I don’t know if I anyone at the party this evening. If I anyone, I will get nervous.A. will know, won’t knowB. will know, don’t knowC. know, won’t knowD. know, don’t know 13．— Why do you like koalas —．|A．Because they’re cute B．I like them C．Thank you 14．Donald Trump will take office on January 20, 2017 _ Barack Obama leaves the White House.A. untilB. unlessC. becauseD. as soon as15．______ this is your first visit to Shanghai, let me show you around the city.A. AlthoughB. SinceC. UnlessD. When1. （2016·北京）I got home, my sister was doing her homework.A. WhenB. BecauseC. IfD. Though*2. （2016·襄樊）We won’t start the m eeting our teacher arrives.A. thoughB. untilC. whileD. or3. （2015·天津）—Did you give Dick a call—I didn’t need to I’ll see him soon.A. whenB. thoughC. untilD. because4. （2014·上海）I’ll send you an email as soon as I in Canada.A. arriveB. arrivedC. am arrivingD. will arriveA…5. （2015·益阳）She is a nice girl we all like her.A. so；thatB. such；thatC. too；toD. very；thatB6. （2015·长沙）Making friends is not easy. Sometimes it can take years you become true friends with someone.A. beforeB. afterC. becauseD. unlessA4．--Do you think ___________ he has taken the bag--___________ I’m mistaken.、A. that; UntilB. whether; IfC. that; UnlessD. whether; Unless5．They were afraid to complain about the noise ________ they didn’t want to make an enemy of their neighbors.A. becauseB. unlessC. thoughD. when6．You shouldn’t have too much junk food ________ it’s bad for your health.A. soB. butC. thoughD. because7. （2015·湘潭）Mr. Brown knows little Japanese，he can’t understand the instructions on the bottles of the pills.A. soB. orC. butD. for*A8. （2015·洛阳）it was very cold yesterday, he had a swim in the river as usual.A. BecauseB. AlthoughC. ButD. ForB9. （2015·襄樊）—What shall we do now—it’s raining very hard, let’s stay at home.A. SoB. SinceC. ThoughD. IfB|10. （2016·新疆）Nobody knows if he . If he here, I’ll call you at once.A. will come；will arriveB. will come；arrivesC. comes；will arriveD. comes；arrivesB1. （2014·东城一模）I’m waiting for my mother. , I’ll go shopping with her.A. If she doesn’t comeB. If she comesC. If she will comeD. If she wo n’t comeB(2. （2015·东城一模）The film Kung Fu Panda is interestingI would like to see it again.A. such；thatB. too;toC. as;asD. so; thatD3. （2014·顺义一模）Tom knew nothing about it his sister told him.A. sinceB. ifC. untilD. afterC4. （2014·房山一模）—May I surf the Internet now—No，you have finished washing the dishes.：A. unlessB. ifC. becauseD. whenA5. （2014·平谷一模）—Your French is so good. How long have you been in France—I was five.A. UntilB. SinceC. WhenD. WhileB6. （2014·西城二模）We will go to have a picnic the weather is fine.A. ifB. beforeC. unlessD. until~A7. （2015·石景山期末）I’m tired I don’t have a rest for the whole day.A. orB. becauseC. butD. soB8. （2015·朝阳期末）Li Na trained very hard，she became a great tennis player later.A. orB. soC. forD. butB9. （2014·朝阳二模）My bike was broken on the way，I was late for school.`A. orB. soC. forD. butB10. （2015·朝阳期末）—What was your brother doing at this time yesterday—He was reading I was writing an email.A. as soon asB. afterC. untilD. whileD1. Don’t forget to wash your hands you have meals.…A. untilB. beforeC. whenD. whileB2. Tom was drawing a picture on the blackboard the teacher came in.A. whenB. whileC. beforeD. afterA3. —What were you doing at this time last night—I was watching TV at home my brother was writing an email.A. as soon asB. afterC. untilD. while《D4. I will write to you I get to Beijing.A. soB. as soon asC. becauseD. thoughB5. He runs very fast he is short and small.A. becauseB. althoughC. soD. butB6. They develop their skills they can do things better and better.)A. howeverB. becauseC. sinceD. so thatD7. They arrived we were having dinner.A. ifB. whileC. sinceD. forB8. Jim likes reading a newspaper he is having breakfast.A. untilB. as soon asC. beforeD. whileD>9. she works harder, she will pass the exam.A. ThoughB. IfC. SoD. ForB10. You can’t watch TV you have finished your homework.A. whenB. unlessC. ifD. becauseB1. （2016·北京）—Can you tell me—He lives in Shanghai.!A. where Mark livesB. where does Mark liveC. where Mark livedD. where did Mark liveA2. （2015·北京）—Can you tell me to London—Sure. Next month.A. when you will travelB. when will you travelC. when you travelledD. when did you travelA~3.（2014·北京）—Do you know the meeting —Tomorrow morning.A. when they hadB. when they are going to haveC. when did they haveD. when are they going to haveB4. （2015·重庆）—Your book is very interesting. Could you tell me —In Xinhua Bookstore next to our school.A. where did you buy itB. why did you buy it|C. where you bought itD. why you bought itC5. （2015·益阳）—I don’t know .—She is from London.A. where she comes fromB. where does she come fromC. how old is sheD. how old she isA6. （2015·天津）—Do you know[—For a month.A. how long will she be awayB. how long she will be awayC. how often will she go thereD. how often she will go thereB7. （2015·三亚）—Do you know—Yes. It’s on your table.A. where my dictionary isB. where is my dictionaryC. where my dictionary wasD. where was my dictionary（A8. （2014·苏州）I didn’t hear clearly. Could you say it again, pleaseA. what you saidB. what did you sayC. what you sayD. what do you sayA9. （2015·宜宾）Frank asked me for the violin.A. how much do I payB. how much I paidC. how much did I payD. how much I pay}B10. （2014·山东）The child told us at last and then we took him home.A. where does he liveB. where he livesC. where did he liveD. where he livedDA组1.（2016·石景山一模）—Do you know the map yesterday —In the bookstore on the corner.)A. where Mike boughtB. where did Mike buyC. where will Mike buyD. where Mike will buyA2.（2016·通州一模）—Can you tell me in Beijing—Yes. At 7 o’clock tomorrow evening.A. when they will arriveB. when will they arriveC. when they arrivedD. when did they arriveA。
初中时间状语从句 练习题
初中时间状语从句练习题时间状语从句是在复合句中充当时间状语的从句。
它与主句之间有一定的逻辑关系，用于表达时间的先后、顺序和频率等。
在初中英语中，掌握时间状语从句的使用是非常重要的。
下面是一些关于初中时间状语从句的练习题，帮助学生们巩固并提升自己的语法能力。
一、选择正确的答案。
1. We will go hiking ______ it stops raining.A. unlessB. afterC. beforeD. because2. ______ I go, I will bring some souvenirs back for you.A. WhenB. WhereC. WhateverD. Whatever where3. He won't get up ______ the alarm clock rings.A. afterB. as soon asC. sinceD. unless4. She can't go swimming with us ______ her mother allows.A. becauseB. whereC. whenD. unless5. ______ he comes, please tell him to call me back.A. SinceB. BecauseC. WhileD. When二、根据句意，用适当的时间状语从句填空。
1. ______ I finish my homework, I will go to bed.2. She will go shopping with us ______ she has some free time.3. I will call you as soon as I ______ home.4. We can go out to play ______ it stops raining.5. ______ I arrived at the cinema, the movie had already started.三、改写下列句子，使用时间状语从句。
初中时间状语从句练习题
初中时间状语从句练习题时间状语从句是英语语法中的一个重要部分，它用来描述一个事件或情况发生的时间。
在初中英语学习中，掌握时间状语从句的用法对于提高语言表达能力至关重要。
下面是一些初中时间状语从句练习题，帮助大家加深对该知识点的理解和掌握。
练习一：选择正确的时间状语从句填空。
1. We can go to the zoo ________ it stops raining.2. She will visit her grandparents ________ she finishes her homework.3. I will give you a call ________ I arrive at the station.4. ________ Tom studies hard, he can't improve his grades.5. We decided to cancel the picnic ________ it was going to rain.6. She didn't come to the party ________ she was not feeling well.7. The concert will start ________ all the guests arrive.8. ________ you finish your chores, you can go and play.练习二：将两个句子合并成一个含有时间状语从句的复合句。
1. Mary finished her work. Then she went to bed.2. They missed the bus. They had to walk to school.3. The teacher explained the grammar rule to us. We understood it.4. Kate woke up late. She missed her bus.5. Bob practiced playing the piano. He got better at it.6. I finished my homework. I went out to play.7. Jane turned off the lights. She went to sleep.8. We finished cooking dinner. We sat down to eat.练习三：按照括号内的要求完成下列句子。
状语从句(完成句子 20题 含解析)初中英语专题练习 (1)
状语从句（完成句子 20题含解析）初中英语专题练习1．如果你放弃，你就会落后。
You _____________________________________.2．宇航员在太空中进行的实验颇有价值，值得开展。
The experiments done in space by the astronauts are so valuable ____________________.3．孙俪是如此有表演天赋,以至于她经常被高度评价。
Sun Li has ________________________________________.4．既然这个项目很有价值，为何不尽快开展呢？Why don’t you _____________________________________?5．I don’t know when I should go to watch The Lion King. (改为简单句)I don’t know ________ ________ go to watch The, Lion King.6．idioms, you, with, do, what, colour, know? (连词成句)______________________________________________________________________?Rewrite the sentences as required. (按要求改写下列句子,每空一词)7．He is the tallest in his class.（变成同义句）No one ________ in his class is as ________ as he.8．Joan got up early in order to reach her hometown before dark.（保持句意基本不变）Joan got up early ________ ________ she could reach her hometown before dark.9．The weather will be sunny tomorrow. (就划线部分提问)_________ will the weather be _________ tomorrow?10．Turn off the mobile phone. （改为否定句）________ ________ off the mobile phone.11．the first, an abacus, one of, calculating, was, machines（连词成句）________________________________________________________.Rewrite the following sentences as required（根据所给要求, 改写下列句子。
英语状语从句练习题20篇含解析
英语状语从句练习题20篇含解析一、初中英语状语从句1． He made a mistake, but then he took action to change the situation ________ it got worse. A．until B．when C．before D．because【答案】C【解析】试题分析：句意：他犯了一个错误，但他在它变得更糟前采取了行动改变现状。
Until直到；when当···时；before在···之前；because因为。
根据句意可知选C。
考点：考查连词。
2．-- Can’t I park my car free here?-- You can, for four hours, __________ you spend over 100 yuan in this supermarket. A．though B．if C．unless【答案】B【解析】【详解】句意：-我不能把车免费停在这里吗？- 如果你在这家超市花费超过100元，你可以免费停车四个小时。
though 虽然；if 如果；unless 除非。
这里是形容一种条件，如果消费超过100元，就能免费停车，故选B。
3．I won't go he comes back.A．until B．while C．when D．why【答案】A【解析】句意：直到他回来，我才走。
A. until 直到； B. while当---时候； C. when当---时候； D. why为什么；not---until--- 直到---才---；故选A4．You will fall behind others ______ you work hard.A．if B．unless C．though D．since【答案】B【解析】试题分析：句意：如果你不努力学习，你会落后别人。
初中英语状语从句专项训练100（附答案）含解析
（英语）初中英语状语从句专项训练100(附答案)含解析一、初中英语状语从句1．They will lose the game _______ they try their best.A．unless B．once C．since D．after【答案】A【解析】【详解】试题分析：句意:他们会输掉比赛的，除非他们尽自己最大的努力。
lose the game 输掉比尽最大的努力。
A. unless 除非； B. once 一次；C. since 因为； D. after赛，try one’s best在…之后，根据题意可知此句是unless引导的条件状语从句，故选A。
2．The Italian woman didn’t feel a culture shock____it was her first time to Shanghai. A．though B．since C．if D．when【答案】A【解析】句意：这个意大利妇女没有感到一种文化冲击，尽管她是第一次来上海。
A. though尽管；B. since自从；C. if 是否，如果；D. when当---时候；根据The Italian woman didn’t feel a culture shock这个意大利妇女没有感到一种文化冲击，和it was her first time to Shanghai.她是第一次来上海之间用though 引导让步关系状语从句；故选A3．—I’m afraid the class has begun.—Don’t worry. It ________ until the bell ________. A．doesn’t begin; ring s B．won’t begin;will ringC．won’t begin; rings D．doesn’t begin; will ring【答案】C【解析】试题分析：句意：-恐怕课已经开始了。
(英语)状语从句练习题含答案及解析
（英语）状语从句练习题含答案及解析一、初中英语状语从句1．--Has the meeting begun yet？--Not yet． We have to wait everyone is here．A．and B．until C．or D．but【答案】B【解析】【详解】考查连词用法。
句意：—会议已经开始了吗？—不，还没有。
我们必须等到大家都到齐了。
and和；until直到；or或者、否则，but但是。
根据题干可知我们得等到大家都到了，这里表示直到……时候用until．故选B．2．-Have you improved your spoken English？-Not yet．I'll try my best______I am not good at it now．A．so B．although C．but D．until【答案】B【解析】【详解】句意：——你提高你的英语口语了吗？——还没有．虽然我现在还不擅长，但是我会尽力的．考查连词辨析。
A. so所以；B. although 虽然；C. but但是；D. until直到。
根据语境推测句意是——你提高你的英语口语了吗？——还没有．虽然我现在还不擅长，但是我会尽力的．在这里两个句子之间存在一个相反的让步关系，though/although/even though“虽然；尽管”，引导让步状语从句，故选B．【点睛】本题主要考查连词的用法，连词在句子中主要起联系上下文的作用，他们之间的区别就是表示逻辑关系的不同，所以在解题时先要理解上下文含义，然后根据上下文逻辑关系选择合适的连词．前后句之间是让步关系．3．You will fall behind others ______ you work hard.A．if B．unless C．though D．since【答案】B【解析】试题分析：句意：如果你不努力学习，你会落后别人。
A.because因为；B. If如果；C. Unless如果不； D. Though虽然。
初中英语状语从句练习
初中英语状语从句练习状语从句是英语中用来修饰动词、形容词、副词或整个句子的从句。
它们可以提供时间、地点、原因、条件、让步等信息。
下面是一些练习题，帮助你更好地理解和使用状语从句。
一、时间状语从句1. When you finish your homework, you can go out to play. - 完成作业后，你可以出去玩。
2. As soon as he arrived, he started working.- 他一到达就开始工作。
二、地点状语从句1. Wherever you go, make sure to call your parents.- 不管你去哪里，都要确保给你的父母打电话。
2. I will sit where I can see the stage clearly.- 我会坐在能够清楚看到舞台的地方。
三、原因状语从句1. Because it was raining, the match was postponed.- 因为下雨，比赛被推迟了。
2. Since you are not feeling well, you should rest.- 既然你感觉不舒服，你应该休息。
四、条件状语从句1. If you study hard, you will pass the exam.- 如果你努力学习，你会通过考试。
2. Unless you apologize, I won't forgive you.- 除非你道歉，否则我不会原谅你。
五、让步状语从句1. Although he is old, he is still very active.- 尽管他年纪大了，但他仍然非常活跃。
2. Even though she was tired, she continued working.- 即使她很累，她还是继续工作。
六、结果状语从句1. He ran so fast that he caught the bus.- 他跑得如此快，以至于赶上了公交车。
初中(完整版)英语状语从句练习题
一、选择题1．—What do you think of Mr. Green, Tim?—He is so boring. He doesn't have any hobbies________you call watching TV a hobby.A．if B．unless C．since D．though 2．Plenty of ideas were considered________the artist decided on the design of the sculpture. A．before B．so C．unless D．because3．—My parents gave red packets to my sister every Spring Festival ________ she got a job. —That’s because your sister was able to make money by that time.A．after B．when C．since D．until4．My grandma enjoys sharing videos on Douyin like the young ________ she is over seventy. A．since B．if C．though D．unless5．—Do you like the Chinese cartoon Boonie Bears: Blast into the Past?—Sure. It is ________ interesting film ________ my son wants to see it again.A．so; that B．such a; that C．so an; that D．such an; that 6．________ she couldn’t see his face, she could tell by his voice that he was young. A．Because B．If C．Though D．Unless7．— Jenny, will you leave for the UK now?— No. It will be two weeks ________ I leave here.A．until B．since C．before D．when 8．—When will the railway that connects the two cities open?— next year. Only two thirds been built.A．Until; has B．Until; haveC．Not until; has D．Not until; have9．There will be fewer accidents _______ all of us obey the traffic rule.A．if B．unless C．though D．because 10．Many people do not realize the importance of health _________ they have fallen ill. A．until B．while C．when D．after11．___________ I hear Kenny G's recording Going Home, I always think of my hometown. A．While B．Since C．Until D．Whenever 12．You will be out of date ________ you keep on studying from time to time.A．unless B．although C．if D．otherwise 13．— Do you often take exercise in the morning every day?— Yes. I go jogging every morning_______there is heavy air pollution.A．until B．unless C．if D．as14．— Has the meeting begun?—Not yet. We have to wait ________ everyone is here.A．and B．until C．or D．but15．Max got lost and was trapped in the forest for 10 hours _______ a farmer nearby found him.A．if B．since C．until D．after16．We’re not very close friends________ we’ve known each other for a long time.A．until B．although C．as D．if17．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．when C．until D．since18．_______ China has controlled the virus, some people in other parts of the world still live in fear of their lives.A．While B．Although C．Unless D．Until 19．—Mike, can you tell me how to speak in an online class?—Sure, click on this icon you start to speak.A．after B．until C．before D．since20．you are very busy, I won’t go to Xuzhou Amusement Land with you.A．Unless B．Whether C．Until D．Since21．I'm sure you can catch up with others _______ you work hard.A．until B．if C．unless D．though 22．—More and more people like shopping online now.—I agree. My sister will be crazy about it ________ my parents give her enough money.A．if B．unless C．when D．while23．Dr. Smith will never leave his parents ________ he is sure both of them are taken good care of.A．since B．though C．if D．unless24．You will get a toothache _____________ you clean your teeth regularly.A．unless B．when C．though D．because25．In ancient times, people seldom travelled long distances and most farmers only travelled________ the local market.A．longer than B．more than C．as much as D．as far as26．A really great man is always modest ________ he has got a lot of achievements.A．but B．unless C．though D．because27．He realized his mistakes and took action to reduce the loss ________ it was too late. A．before B．unless C．if D．until28．Jack is still working to high standards ________ he has made great achievements.A．until B．if C．though D．because 29．The game show was so funny that he watched it for hours ________ he realized it.A．as B．since C．before D．after30．________ more and more people surf the Internet for news, the traditional newspaper may not disappear in a short time.A．Because B．If C．Though D．When31．________ she couldn’t see his face, she could tel l by his voice that he was young. A．Unless B．If C．Though D．Because32．—We will go out for a picnic as we planned ________ it rains tomorrow.—You needn’t worry about the weather. It’s sunny tomorrow.A．until B．unless C．if D．when 33．Andrew thought there was something wrong with his robot ________ Samuel pointed out that he probably forgot to change the battery.A．until B．if C．after D．since34．—Did you watch the Football League yesterday?—Yes, of course. I never miss it ________ I am too busy with my homework.A．unless B．until C．if D．since 35．Grade 9 students should keep exercising ________ they are busy with so many subjects. A．if B．until C．though D．because36．_______ she is wrong, it’s not a big deal.A．Because B．So C．Although D．But37．— A sandstorm hit the north a few weeks ago. It was the strongest in ten years.—The environment won’t get better ________ we take action to protect it.A．if B．since C．though D．unless 38．—Did you stay at the party for a long time last night?—Yes. I stayed there ________ the party was over.A．until B．since C．when D．if39．The pollution in the sea will be terrible ________ the Japanese government gives up their plan.A．until B．unless C．because D．if40．________ Jane couldn’t see his face, she could tell by his voice that he was a middle-aged man.A．Unless B．Although C．If D．Until 41．—Lucy, you can come to me for help ________ you get into trouble in your study at school.—Thanks, David. You are always helpful.A．although B．unless C．when D．since42．Mr. Wang, can I go to play football with my classmates ________ school is over?A．as soon as B．as well as C．as good as D．as many as 43．Her job is not up to the boss's standard ________ she has worked at it for a week. A．since B．although C．if D．unless44．Your parents love you so much ________ they seldom say, “I love you”.A．unless B．that C．because D．although45．_______ the outbreak of COVID-19 is a terrible blow to the country, the government is trying hard to bring the situation under control.A．Although B．If C．Unless D．However46．________ more and more people surf the Internet for news, the traditional newspaper may not disappear in a short time.A．Because B．Since C．Though D．Unless47．Mr. Picky won’t want to eat it ________ he’s really hungry, in which case he’ll eat almost anything.A．because B．when C．before D．unless 48．Father was so proud of _________ she has made ________ he showed her works of art on Tiktok.A．what; that B．that; that C．what; what D．that; what49．________ she is wrong, it’s not a big deal.A．Because B．So C．Although D．But50．I go jogging every morning, ________ it is very hot outside.A．so B．but C．although D．because【参考答案】***试卷处理标记，请不要删除一、选择题1．B【详解】句意：——你觉得格林先生怎么样，Tim？——他太无聊了。
初中英语状语从句宾语从句定语从句专项练习题附答案
初中英语状语从句宾语从句定语从句专项练习题附答案1.I ___ you until I have seen it with my own eyes.2.He didn't go home until she was ___.3.He won't be back until the work is done.4.They ___'t start the work until their ___.5.Tom will call me as soon as he arrives in Shanghai.6.I'm sure he'll come to see me before he leaves Beijing.7.Tom has had a watch for two years。
It was bought by his father.8.When he got to the n。
the train had already left.9.The boy told his father what he had seen in the street.10.___.11.I haven't seen you for a long time。
Where have you been?12.Tom has been in China for 3 years.13.-Hello。
May I speak to Bob。
-Sorry。
but he has been away for a month.14.___'t go to see the film ___ she was ___.15.Since he came to study in the university。
he has made much progress in the study of English.16.I'd like to go swimming if the water is not too cold.1.I am unsure whether he will come tomorrow。
【初中英语】状语从句-知识点归纳与练习
【初中英语】状语从句-知识点归纳与练习一、初中英语状语从句1．Lin Shuhao is ________ famous ________ all the basketball fans in China knows him. A．too, to B．enough, to C．so, that D．as, as【答案】C【解析】【详解】句意：林书豪如此出名以至于在中国所有的篮球迷都知道他。
考查连词用法。
too+形容词或副词+to do sth.：太……而不能；enough+形容词/副词+to do sth.：足够……以至于……；so+形容词/副词+that+句子：如此……以至于……；as…as：与……一样……。
故选C。
2．Many people do not realize the importance of health ______ they have fallen ill.A．until B．while C．when D．after【答案】A【解析】试题分析：句意：一些人直到失去了健康才意识到它的重要性。
本题考查的是not…until 句型，“直到……才”。
For为了；but 但是；as 作为。
故选A。
考点：考查连词的用法。
3．-Have you improved your spoken English？-Not yet．I'll try my best______I am not good at it now．A．so B．although C．but D．until【答案】B【解析】【详解】句意：——你提高你的英语口语了吗？——还没有．虽然我现在还不擅长，但是我会尽力的．考查连词辨析。
A. so所以；B. although 虽然；C. but但是；D. until直到。
根据语境推测句意是——你提高你的英语口语了吗？——还没有．虽然我现在还不擅长，但是我会尽力的．在这里两个句子之间存在一个相反的让步关系，though/although/even though“虽然；尽管”，引导让步状语从句，故选B．【点睛】本题主要考查连词的用法，连词在句子中主要起联系上下文的作用，他们之间的区别就是表示逻辑关系的不同，所以在解题时先要理解上下文含义，然后根据上下文逻辑关系选择合适的连词．前后句之间是让步关系．4．--Where is the comic book?--I brought it to you ________you were in the reading room yesterday.A．when B．if C．because D．before【解析】句意：-漫画书在哪里？-昨天当你在阅览室的时候我就拿给你了。