初中语法专项复习-状语从句课件

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 while 引导的时间状语

2、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 原因状语从句知识点 4 结果

3、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 that等。知识点 6 目的状语从句知识点 7

4、 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. as soon as C. as long as

5、 D. until3. I dont like Sun Cinema _ it has bad service. A. because B. although C. unless D. untilDBA一、单项选择DBA4. 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 afraid of the dog. She will run awa

6、y _ 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. Ill go to bed at once. A. if B

7、. unless C. though D. becauseBCBA4. Im afraid we cant work o8. 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 lonely. A. have; in order B. to have;

8、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 asBCB8. It is known to all that the11. Could you give me some advice on travelling? Take a map with you _ you have a guid

9、e 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 snow13. The teacher raised his voice _ all t

10、he students could hear him. A. for B. so that C. because D. in order BBB11. Could you give me some ad14. _ 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. when D. while16. In the exam, the _ you are, th

11、e _ 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 CACC14. _ everyone is here, l18. I was late for class yesterday _ there was something wrong with m

12、y 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 B. dont; when C. not to; until D. not; after 21. I

13、 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 DACB18. I was late for class yeste22. None of us knew what had happened _ they told us about it. A. when B. until C. after D. though23. Shall we go on working? Yes, _ I prefe

14、r to have a rest. A. when B. if C. because D. though 24. You will stay healthy _ you do more exercise. such as running and walking. A. if B. how C. before D. where 25. Xiao Lin, this desk is _ heavy _ I cant move it. Dont worry. Ill help you. A. so; that B. too; to C. such; that D. as; soBDAA22. Non

15、e of us knew what had h例题 1The football fans cheered _ they heard the exciting news.A. even though B. in order thatC. as soon as D. as long asC分析与解答 此题考查时间状语从句。句意为“足球迷们一听到这个令人兴奋的消息就欢呼起来”。even though意为“尽管”；in order that意为“为了”；as soon as意为“一就”；as long as意为“只要”。由句意可知，空格处应填as soon as。例题 1The football fa

16、ns cheered 知识点 1 时间状语从句小试牛刀1. _ I got back, I found my mother cooking for me. A. When B. Before C. Since D. Although2. We didnt go home _ we finished the work. A. since B. until C. because D. thoughAB知识点 1 时间状语从句小试牛刀AB例题 2Kitty, youll fail the English exam _ you study hard.A. because B. when C. if D

17、. unlessD分析与解答 此题考查条件状语从句。句意为“Kitty，除非你努力学习，否则你的英语考试会不及格”。because意为“因为”；when意为“当的时候”；if意为“如果”；unless意为“除非”。由句意可知，空格处应填unless。例题 2Kitty, youll fail the Eng知识点 2 条件状语从句小试牛刀1. Im not going to tomorrows party _ Im invited. A. if B. unless C. when D. while2. We will go for a picnic _ it is sunny tomorrow

18、. A. when B. whether C. if D. whileBC知识点 2 条件状语从句小试牛刀BC例题 3Did you call Michael back?I didnt need to, _ Ill see him tomorrow.A. unless B. because C. when D. thoughB分析与解答 对话意思为“你给Michael回电话了吗？没有必要，因为我明天会见到他。”unless意为“除非”，because意为“因为”，when“当的时候”，though意为“虽然”，根据对话意思结合选项，可知答案选B。例题 3Did you call Michael

19、 back知识点 3 原因状语从句小试牛刀1. _ Wang Lei trained hard, he finally won first prize in the running competition. A. Though B. Before C. Till D. Since2. He failed the exam _ he was too careless. A. because B. so C. even if D. thoughDA知识点 3 原因状语从句小试牛刀DA例题 4What do you think of the movie The Wandering Earth(流浪地

20、球)?Its _ wonderful _ I really like it.A. so; that B. such; that C. too; to D. enough; toA分析与解答 此题考查结果状语从句。句意为“你觉得电影流浪地球怎么样？它是如此精彩以至于我很喜欢它”。sothat 和suchthat都是固定句式，意为“如此以至于”，so修饰形容词或副词，such修饰名词。例题 4What do you think of the 知识点 4 结果状语从句小试牛刀1. The story is _ interesting _ everybody likes it very much. A

21、. very; that B. so; that C. such; that D. such; because2. Amazing China is _ an exciting movie _ I would like to see it again. A. as; as B. too; to C. such; that D. so; thatBC知识点 4 结果状语从句小试牛刀BC例题 5Sam didnt jump so _ as Jim in yesterdays sports meetingA. high B. higher C. highly D. highestA分析与解答 本题考

22、查soas引导的比较状语从句。high意为“高的”，higher意为“更高的”，highly意为“高地”，highest意为“最高地”。as/ soas意为“和一样”，用形容词或副词的原级。而highly表达的是具体上的高，high表达的是抽象意义上的高。此处修饰jump，是实际的高度。例题 5Sam didnt jump so _ 知识点 5 比较状语从句小试牛刀1. Does the dish taste as _ as it looks? Yes. I cant wait to eat it. A. well B. good C. better D. best2. My daughter

23、 Anna is _ than my son Jack. A. outgoing B. more outgoing C. outgoinger D. the most outgoingBB知识点 5 比较状语从句小试牛刀BB例题 6We should take care of the earth _ we can make a better world to live in.A. so that B. until C. even if D. whileA分析与解答 本题考查目的状语从句。so that 意为“为了”，until意为“直到”，even if意为“尽管”，while意为“当时候”。根据句意“我们应该保护地球，为了我们可以创造一个更好的世界来居住”可知，空格处应用so that表示“为了”，引导目的状语从句。例题 6We should take