外研版英语九上状语从句复习

1、状语从句（AdverbialClause）1 状语从句 含义：状语从句是用来修饰主句中的动词，副词和形容词的从句。根据其含义状语从句可分为时间状语从句，地点状语从句，条件状语从句， 原因状语从句，结果状语从句，比较状语从句，目的状语从句，让步状语从句。2 时间状语从句含义：在一个复合句中，从句表达的意思是主句动作或状态发生的时间，那么这个表示时间的从句就叫做时间状语从句。引导词：when,while,as, before, after, as soon as, until 等词条含义用法例句 when当.时候在那时1. 其引导的从句的时间状语既可以是“时间点”也可以是“时间段”；2. 从句的动

2、词既可以是短暂性动词也可以是延续性动词；3.“主将从现”Iwasreadingwhenhecame in.When he arrived,I was writing an email. while 当.时候;和.同时1. 引导的从句的时间状语只可是“时间段”；2.从句的动词只可是延续性动词或表状态的词；3.从句中持续性词常用进行时态I met Anne while I was taking a walk in the park.While he was watching TV, he fell asleep. as“一边一边”1. as引导的动作是延续性的动作2. as也可以强调“一先一后”W

3、ealwayssingaswewalk.Thestudentstooknotesastheylistened.as soon as一.就.1.主句与从句的动作几乎同时发生；2.“主将从现”Please call me as soon as he comes back.I will call you as soon as I reach home.before/after在.之前/后1. 在before和after引导的时间状语从句“主将从现”2.after引导先后发生的两个动作时，这两个动作都可以用一般过去时He will come to see you before he leaves Be

4、ijing.After I came back he went to the factory.until直到.1.主句为肯定句中，谓语动词必须是延续性动词；2.否定句中，谓语动词既可是延续性动词也可是非延续动词。He will wait until I arrive.The girl didnt go to the bed until she finished her homework by herself.（直到才）since自从表示从起点到现在的时间段，主句一般用完成时态。She has lived alone since her husband died five years ago.注

5、（小技巧）：从句若是用了进行时（即动词用了v.-ing的）常用while引导。从句不是用进行时的先考虑用引导词when练习( )1.Its 10 oclock now. I must go. Its raining outside. Dont leave _ it stops.A. afterB. when C. until( )2. Miss Lin has taught us English _ we came to this school. A. for B. since .before D. when ( )3. Wu Yi will help with the housework _

6、he gets home after school. Asince B. while Cas soon as( )4. Mr. Smith has a habit of taking a shower _he has breakfast. A. though B. before C. because D. since ( )5.Mum, shall we have lunch? We will have it when your dad . A. when; returns B. where; will return C. where; returns D. when; will return

7、( )6. Its too late. I have to go now. Oh, its raining heavily outside. Youd better stay _ it stops. A. until B. since C. while D. though( )7. Where was your dad at this time last night? He was talking with my uncle I was looking for some information on the Internet. A. after B. until C. since D. whi

8、le ( )8. I like the air _ it rains because it smells fresh. A. since B. after C. before D. whenever( )9. _you smile at others, they will smile back. A. Before B. When C. Until D. Though( )10. I told him the good news _ he came back yesterday. A. since B. while C. before D. as soon as ( )11. Tom knew

9、 nothing_ his friend told him.A. because B. until C.since D.if( )12. -Could you please tell Jim that I will call him later? -Sure. Ill tell him when he _back. A. comes B. came C. has come D.will come用when,while,assoonas,填空1.Thecarhittheman_hewascrossingtheroad.2.Illtellyouthegoodnews_Igetthere.3.The

10、accidenthappened_Iwasonmywaytowork.4.Sportsbuildthebody_readingbuildsthemind.5.Iusedtoberatherquite_Iwasyoung.三条件状语从句含义：在一个复合句中，从句作为主句的条件，这个句子就是条件状语从句。要点：表示状语从句由连词if,unless(=ifnot)引导。词条含义用法例句if从句+祈使句/祈使句+if从句如果.,就.(指能够发生或可能发生的事件) 表建议If you want to go, please tell me.If you dont feel well, please go

11、to see the doctor.if从句+基本句/基本句+if从句如果（表假设）1.从句表示某种假设，主句表示此种情况所导致的结果。2.“主将从现”；She may come with us if she arrives in times.If he doesnt work hard,he will fail his exam. unless 除非,若不 表建议，条件Youwillfailtoarrivetherein timeunlessyoustartearlier.Iwillgotothepartyunlesshegoestheretoo。练习( )1.Ifyou_tothepart

12、y,youllhaveagreattime. A.willgoB.wentC.goD.going( )2.Whatwillyoudoifyou_totheoldfolkshomevisit? A.goB.wentC.goingD.willgo( )3.Whatareyougoingtodotomorrow? -Wellgotothelibrarytomorrowifit_. A.isntrain B.rain C.wontrain D.doesntrain( )4._ you drive, you mustnt drink wine at all. A. If B. Unless C. Tho

13、ugh( )5.What do you think of your Junior Middle School life? -I think it is colorful, _ I am always busy. A. if B. though C. while D. Until( )6.There_anEnglishfilminourschooltomorrow. A.isgoingtohave B.willhave C.isgoingtobe D.Has( )7.I_hertheanswerifshe_me. A.cantell,willask B.willtell,willask C.wo

14、uldtell,ask D.willtell,asks四其他类型状语从句词条/含义引导的从句类型用法例句because 因为；由于since 由于原因状语从句1. 表示必然的因果关系，语气较强，通常放在主句之后，若强调原因则放在主句之前；2.常用来回答why的提问；3.不和so在同一个句子中使用.4. 和because of +短语/名词/代词可以互换，because+句子；We cant go to the party because of the rain.= We cant go to to party because its raining. Sinceyoucantanswerthe

15、question,Illasksomeoneelse.so that以便；为了；目的是目的状语从句1. so that 引导的目的状语从句中通常有can,could,may,might, should等情态动词；2.在主句之后，从句前不用逗号，有时可省略thatThey worked very hard so that they could finish the work before supper.He got up early so that he could catch the early bus.so因此；所以结果状语从句1. so常用来连接并列句，前一分句表示原因，so后的分句表示结

16、果；2.so 和because 不能同时出现在一个句子中。Its very cold, so I wrote a heavy coat.= Because its very cold, I wore a heavy coat.so.that如此.以至于结果状语从句1. so+adj/adv.;that +结果状语从句；2.that+肯定句时可以与enough to.互换；that+否定句可以与too.to互换。Miss Gao asked a question. It was so easy that everybody could answer it.= Miss Gao asked a q

17、uestion. It was easy enough for everybody to answer it.The girl is so young that she cant dress himself. =The girl is too young to dress herself.although/though虽然；然而让步状语从句1.although比though更正式；2.不能与but连用，但可以与yet或still 连用。He is very busy, but he is very happy. =Although he is very busy, he is very hap

18、py. wherewherever无论什么地方地点状语从句1. Where地点从句，（there）主句 “哪里哪里就”2. wherever地点从句，主句Wherethereisnorain, farmingisdifficult.Wherethereisawill,there isaway.练习( )1. _ they were quite tired, _ they continued working. A. Though, / B. Although, but C. Because, so( )2._ he is ill, _ he didnt go to school. A. Beca

19、use; so B. Because; / C. Although; / D. Although; but( )3.We didnt enjoy the day_the weather was so bad. A. because B. though C. unless D. Till( )4._hesold,hecanstillcarrythisheavybag. A.Though B.Since C.For D.So( )5.In thezooifachild_intothewaterandcantswim, thedolphinsmaycomeup_him. A.willfall;tohelp B.falls;tohelp C.willfall;help D.falls;helping( )6. Wewillstayathomeifmyaunt_tovisitustomorrow. A.comes B.come C.willcome D.iscoming( )7. Theschoolwasbuilt_therehadoncebeenachurch. A.whereB.whenC.inwhichD.that