状语从句 知识清单 状语从句的分类：时间状语从句、原因状语从句、目的状语从句、结果状语从句、条件状语从句、让步状语从句 考点聚焦 时间状语从句 是由when，as，while，after，until，since，as soon as等从属连词引导的状语从句。时间状语从句中的谓语动词不能用_____时，只能用_____时表示将来发生的动作或存在的状态。 如：I will call you as soon as I arrive there. 我一到那里就给你打电话。 易错题辨析 虽然when是时间状语从句中常用的连接词，但当when表示_____时，它就变成了宾语从句的连接词，用法也随之发生了相应的变化。 同步跟踪 1.Bill stayed up late this night. He will wash his face carefully after he _____up tomorrow. A. get B. will get C. gets 2. The new book which you lent me was taken by Tim. I _____the book when he returns it. A.will read B.read C. am reading 3.-Where did your brother study before he_____ to college - My brother studies well. He was at No. 3 High School. A.goes B.went C. was going 4.I_____(tell) him about the time of the sports meeting as soon as I see him. 5. Go along the road until you_____(see) a tall building. You can buy some postcards there. 6.-I don't know when Mr. Li _____to Russia. -I think he will come when he _____free. A. comes,is B. will come, is C. will come, will be 7. -I wonder when you_____in New York. -I will send an e-mail to you when I_____there. A. arrive, will get B. will arrive, will get C. will arrive,get 原因状语从句 是由_____，since，_____和_____等从属连词引导的时间状语从句。 如：Tim didn't go to school because he was ill. 蒂姆因为生病而没上学。 同步跟踪 1. Throw the milk away, please. You'd better not drink it because it_____sour. A. turns B. will turn C. turned 2. -Why didn't I see Tom this morning - He didn't come since he_____ill, I think. A. was B.is C.will be 3.As he watched TV, he _____a knock at the door. But when he opened it, he found nobody. A. doesn't hear B. didn't hear C.wasn't hearing 目的状语从句 是由 in order that, so that等短语引导的状语从句。 如：You must speak loudly so that / in order that everybody can hear you clearly. 你必须大点儿声说以便于每一个人都能听清你的话。 同步跟踪 1.She came to the hospital_____ she could do some volunteer work. A.in order to B.in order that C.so to 2. Don't help him. He must do it by himself_____ he can get enough experience. A.so that B.in order C.in order to 3. - Why did you get up so early -I got up at six this morning _____ I could catch up the first subway. A. in order to B.so as to C. in order that 四、条件状语从句 是由 if（如果）, _____（除非）, _____（只要）等从属连词引导的状语从句。 如： I won't stay at home unless it rains tomorrow. 除非明天下雨，否则我不会待在家。 易错辨析 unless是从属连词，引件状语从句，含有否定意义，有时相当于_____。 辨 if 在宾语从句中，译为_____，其主从句时态为：主现从_____,主过从_____；if在状语从句中， 译为_____，其主从句时态为：主_____从现，主_____从现，主 从现。 同步跟踪 1. Zhang Wei made a promise. He _____ go there on time unless it rained. A.will B.would C./ 2. Don't stay up late watching TV. Because it will be hard for us to get up in ... ...
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