初中语法专项复习—状语从句课件.pptx
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1、初中英语语法状语从句,初中英语语法状语从句,语法概述,语法精讲,过关检测,CONTENTS,语法概述语法精讲过关检测CONTENTS,核心语法概述,初中阶段学过的状语从句主要有时间、条件、原因、结果、比较、目的和让步状语从句。,核心语法概述 初中阶段学过的状语从句主要有时间,语法知识导览,语法知识导览,知识点 1 时间状语从句 1. 引导时间状语从句的连词有 when,while,after,before,as soon as,till,until,since 等。 2. 在时间状语从句中,若主句用一般将来时、过去将来时,则从句需要分别用一般现在时、一般过去时。 3. 在由 when 和 wh
2、ile 引导的时间状语从句中,如果从句动词是延续性的,when 与while 可通用,但如果动词是非延续性的,则只能用 when。,语法精讲精练,知识点 1 时间状语从句语法精讲精练,知识点 2 条件状语从句 1. 条件状语从句由 if,unless 等引导。 2. 在条件状语从句中,若主句用一般将来时,则从句用一般现在时。,知识点 2 条件状语从句,知识点 3 原因状语从句 1. 原因状语从句主要由 because,as 等引导。 2. because 表原因时,语气最强,表明最直接、最重要的非推理的原因,用来回答以 why 引导的问句。as 表原因时,它所引导的从句常放在主句之前。,知识点
3、 3 原因状语从句,知识点 4 结果状语从句 结果状语从句主要由 so that,such that 等引导。,知识点 4 结果状语从句,知识点 5 比较状语从句 1. asas,soas,than 等引导比较状语从句。 2. asas 和 soas 后面都用形容词或副词的原级。常见结构为“as/ so+形容词或副词原级+as”,意为“和一样”。 3. asas 既可用于肯定句又可用于否定句,但 soas 只用于否定句。 4. 由 than 引导的状语从句,than 之前要用比较级。,知识点 5 比较状语从句,知识点 6 目的状语从句 目的状语从句的引导词有so that,in order t
4、hat等。,知识点 6 目的状语从句,知识点 7 让步状语从句 让步状语从句由 although,though,even if,even though,whatever,no matter what 等引导。,知识点 7 让步状语从句,一、单项选择1. _ she is very young, she can take good care of herself. A. If B. Unless C. Since D. Although2. The clever boy called 120 _ his mother fell down in the kitchen. A. although B
5、. as soon as C. as long as D. until3. I dont like Sun Cinema _ it has bad service. A. because B. although C. unless D. until,D,B,A,一、单项选择DBA,4. Im afraid we cant work out the maths problem _ the teacher helps us. Thats true. Its too difficult. A. if B. unless C. because D. as soon as5. Cathy is afra
6、id of the dog. She will run away _ she sees it. A. ever since B. although C. as soon as D. so that6. Is your WeChat account(账户) safe? Yes,even my father cant use it _ I tell him the password. A. when B. unless C. while D. if7. Lingling, youll feel sleepy tomorrow _ you dont go to bed early. OK, Mum.
7、 Ill go to bed at once. A. if B. unless C. though D. because,B,C,B,A,4. Im afraid we cant work o,8. It is known to all that the day becomes shorter and shorter _ winter comes. A. before B. when C. until D. since9. More and more couples would rather _ a second baby _ their first child can feel less l
8、onely. A. have; in order B. to have; in order that C. have; so that D. to have; so that10. My mother exercises every day _ she can keep in good health. A. in order not to get B. in order that C. such that D. as soon as,B,C,B,8. It is known to all that the,11. Could you give me some advice on travell
9、ing? Take a map with you _ you have a guide or you know the city well. A. if B. unless C. although D. because12. Excuse me, could you please tell me if the meeting _ on time? If it _ tomorrow, well have to put it off. A. will hold; snows B. will be held; snows C. will be held; snow D. holds; will sn
10、ow13. The teacher raised his voice _ all the students could hear him. A. for B. so that C. because D. in order,B,B,B,11. Could you give me some ad,14. _ everyone is here, lets start. A. Although B. When C. Since D. While15. You should finish your lessons _ you go out to play. A. before B. after C. w
11、hen D. while16. In the exam, the _ you are, the _ mistakes you will make. A. careful; little B. more careful; fewest C. more careful; fewer D. more careful; less17. Ill go swimming with you if I _ free tomorrow. A. will be B. shall be C. am D. was,C,A,C,C,14. _ everyone is here, l,18. I was late for
12、 class yesterday _ there was something wrong with my bike. A. when B. that C. until D. because 19. We will stay at home if my aunt _ to visit us tomorrow. A. comes B. come C. will come D. is coming 20. The police asked the children _ cross the street _ the traffic lights turned green. A. not; before
13、 B. dont; when C. not to; until D. not; after 21. I hope youll enjoy your trip, Dear! Thank you, Mum. Ill give you a call _ I get there. A. until B. as soon as C. since D. till,D,A,C,B,18. I was late for class yeste,22. None of us knew what had happened _ they told us about it. A. when B. until C. a
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