初中语法状语从句

1、英语语法,状语从句,一、概念,1.定义：在主从复合句中，用于修饰主句中动词、形容词 或副词的句子，叫状语从句。 2.类型：状语从句按其在句中的作用分为：时间、地点、原因、目的、结果、条件、方式、让步、比较状语从句九类。 3.位置：由从属连词引导，可位于主句前，亦可位于主句后。 位于句首时，用逗号与其后的主句隔开。,2,2020/6/23,状语从句的构成,简单句+并列连词+简单句,3,2020/6/23,状语从句的分类,比较状语从句,一.时间状语从句,（1）主将从现 Ill ring up as soon as I get to Beijing.,6,2020/6/23,(2)when 主句和从

2、句动作同时发生 before 之前 after 之后 as 并行发生，不分先后,7,2020/6/23,（3）untiltill 引导的时间状语从句 A 动词是延续性动词，主句为肯定 Ill wait for you till you come to see me. B 动词是非延续性动词 notuntil I didnt go to bed until I finished my homework.,8,2020/6/23,（4） since自以来,主句用一般现在时或现在完成时，从句用一般过去时 It has been+since 从句 It is been+since 从句 I have

3、worked in this school since I graduated from Beijing University. It is 10 years since I began to study English.,9,2020/6/23,二：条件状语从句,（1）主将从现 Ill visit the Great Wall , if it doesnt rain tomorrow . (2)if引导的条件状从所表示的前提或条件将来可以实现 主将从现在完成时进行时 We will give you a good price if you are thinking of buying it.

4、,10,2020/6/23,(3)祈使句+andor引导的结果状从，祈使句在意义上 一个条件条件状从 Use your head , and youll find a way. =If you use your head, youll find a way.,11,2020/6/23,三 原因状语从句,1 because since as(语气由高到低)引导 why的提问用because回答 Why are you late? Because Im ill.,12,2020/6/23,2 since 用在人们已知道的实施“既然” Since you cant answer the questi

5、on , you can ask someone for help.,13,2020/6/23,四 目的状语从句,（1）由 so that ,in order that 等引导，谓语中常有may,might,can,could,will,would等情态动词。 He must get up early so that he can catch the first bus.,14,2020/6/23,in order that+从句 in order that+动词 He worked day and night in order that he could succeed. He worked

6、 day and night in order to succeed.,15,2020/6/23,五 结果状语从句,(1) sothat,suchthat so +adjadv+that so+adj+aan+单数名词+that Such +aan +adj+单数名词+that Such +adj+复数名词+that Such +adj+不可数数名词+that,16,2020/6/23,She is such a lovely girl that we love her very much. She is so lovely girl that we love her very much.,1

7、7,2020/6/23,We have so much time that we can finish the work very well. 当名词前面有many和much修饰时，用so而不用such,18,2020/6/23,（2)so that 的否定形式可与 tooto notenough to替换。 He is so young that he cant go to school. =He is too young to go to school. =He is not old enough to go to school.,19,2020/6/23,六 让步状语从句,though

8、although,20,2020/6/23,七 比较从句,than as,21,2020/6/23,八 方式状语从句,as, like as though , the way,22,2020/6/23,九 地点状语从句,where, wherever, everywhere,23,2020/6/23,1 The meeting didnt start_ everyone was there. A. because B. until C. why D. if 2 The boy _ to bed _ his mother came in. A. went not; until B. didnt

9、go; after C. went; until D. didnt go; until 3 I wont believe you_ I have seen it with my own eyes. A. before B. until C. after D. when,24,2020/6/23,1 The meeting didnt start_ everyone was there. A. because B. until C. why D. if 2 The boy _ to bed _ his mother came in. A. went not; until B. didnt go;

10、 after C. went; until D. didnt go; until 3 I wont believe you_ I have seen it with my own eyes. A. before B. until C. after D. when,25,2020/6/23,4 He _ home _ she was satisfied _ his answer yesterday. A. didnt go; until; with B. wasnt go; after; to C. doesnt go; before; with D. didnt go; until; to 5

11、 He _ back until the work _ done. A. isnt; will be B. isnt; is C. wont be; will be D. wont be; is 6 They didnt start the work _ their teacher came back. A. until B. while C. as soon as D. if,26,2020/6/23,4 He _ home _ she was satisfied _ his answer yesterday. A. didnt go; until; with B. wasnt go; af

12、ter; to C. doesnt go; before; with D. didnt go; until; to 5 He _ back until the work _ done. A. isnt; will be B. isnt; is C. wont be; will be D. wont be; is 6 They didnt start the work _ their teacher came back. A. until B. while C. as soon as D. if,27,2020/6/23,7. Tom will call me as soon as he _ S

13、hanghai. A. arrives B. will reach C. arrives in D. get to 8. Im sure hell come to see me before he _ Beijing. A. will leave B. is leaving C. leave D. leaves 9. I will tell him the news as soon as he_ back. A. come B. comes C. will come D. came,28,2020/6/23,7. Tom will call me as soon as he _ Shangha

14、i. A. arrives B. will reach C. arrives in D. get to 8. Im sure hell come to see me before he _ Beijing. A. will leave B. is leaving C. leave D. leaves 9. I will tell him the news as soon as he_ back. A. come B. comes C. will come D. came,29,2020/6/23,10. Tom has got a watch. He _ it for two years. I

15、t _ by his father. A. has bought; was bought B. has got; is bought , C. was bought; has bought . D. has had; was bought 11. When he got to the station, the train _. A. left B. had left C. leaves D. has left 12. The boy told his father what he _ in the street. A. saw B. have seen C. had seen D. see,3

16、0,2020/6/23,10. Tom has got a watch. He _ it for two years. It _ by his father. A. has bought; was bought B. has got; is bought , C. was bought; has bought . D. has had; was bought 11. When he got to the station, the train _. A. left B. had left C. leaves D. has left 12. The boy told his father what

17、 he _ in the street. A. saw B. have seen C. had seen D. see,31,2020/6/23,13.We _ TV when the telephone _. A. watched; was ringing B. were watching; rang C. watch; rings D. are watching; rang 14.By the end of last term, I_ ten books. A. had finished reading B. have finish reading C. had finish to read D. finish read 15. I _ you for a long time. Where _ you _? A. didnt see; did; go B. didnt see; have; goneC. havent seen; have; been D. havent seen; have; gone,32,2020/6/23,13.We _ TV when the telephone _. A. watched; was ringing B. were watching; rang C. watch; rings D. are watching; rang