九年级级下Unit2 Culture shock教学Grammar课件.ppt

《九年级级下Unit2 Culture shock教学Grammar课件.ppt》由会员分享，可在线阅读，更多相关《九年级级下Unit2 Culture shock教学Grammar课件.ppt（36页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、 Unit2 Grammar 状语从句专项复习状语从句专项复习Review of adverbial clauses 主要是修饰主句中的主要是修饰主句中的动词动词,形容词形容词和和副词副词,通常由从属通常由从属连词引导连词引导,按其意义和作用可分为按其意义和作用可分为时间时间,地点地点,条件条件,原因原因,让步让步,目的目的,结果结果,方式方式,比较比较等等。(为中考考点为中考考点)lLast week Grandma forgot to take the book when she left for home.lAlthough I havent got a good job,surfing

2、 makes me very fit.lIf everyone makes a contribution to protecting the environment,the world will become much more beautiful.lIll show them to you as soon as they come out.(时间时间)(让步让步)（条件）（条件）判断是什麽状语从句？判断是什麽状语从句？（时间）（时间）lIf you get a chance to go,take it.lAs he explored the sea,he took pictures and

3、videos of many things that people had never seen before.lSince water covers most of the earth,Cousteau knew we should keep the seas clean.As water is very important to our environment,he encouraged everyone to take part in protecting our lakes,rivers,seas and oceans.条件条件时间时间原因原因原因原因lThe boys father

4、was so thankful that he taught Edison how to send messages by telegragh.lShe said she felt as if she was in a storm at sea.lThe more trees there are,the better harvests we have.lMiyoko bought a camera so that she could take pictures in Beijing.结果结果方式方式比较比较目的目的l1.时间状语从句时间状语从句:常见连词有常见连词有 when,whenever

5、,while,as,since as soon as,after,before,by the time,(not)until 等。等。中考考点中考考点1:1:在时间状语从句里，通常不用将来在时间状语从句里，通常不用将来时态，时态，用现在时态表示将来用现在时态表示将来的动作或的动作或状态。状态。e.g.1)When spring _(come),the animals which sleep in winter start waking up.(用动词的适当形式填用动词的适当形式填空空)(中考上海市中考上海市2013)2)Are you sure that he _ tonight?Of cou

6、rse.Dont worry.Ill let you know as soon as he _.A.will come;comes B.comes;will come C.will come;will come D.comes;esAl中考考点中考考点2:When 从句考点：从句考点：1)1)当一个动作正在发生的时候另一个动作突当一个动作正在发生的时候另一个动作突然发生然发生-主句用过去进行时，从句用过主句用过去进行时，从句用过去式（不能用去式（不能用while）e.g.(1)I_(watch)TV when I _(hear)a sharp cry yesterday evening.(2)

7、What _you _ when the teacher came in just now?A.did,do B.were,doingC.do,do D.are,doingB was watchingheard l中考考点中考考点2:When 从句考点：从句考点：2)2)当一个动作正在发生时另一动作也相当一个动作正在发生时另一动作也相继发生，而且很短暂从句用过去继发生，而且很短暂从句用过去进行时，主句用过去式。（也可用进行时，主句用过去式。（也可用whilewhile）A car_(hit)a bicycle rider carelessly when it _(run)past the co

8、rner of the street.hitwas runningI met Mr.Green _ I was walking across the bridge,but I didnt say hello to him.A.before B.after C.until D.whileD中考考点中考考点3:while从句用进行时从句用进行时e.g.1)My parents _(read)some newspapers while I _(play)with my e-dog this time yesterday.2)While we _ (travel)in Australia last y

9、ear,I visited Lucy who once taught English in our school.(上海市上海市2012)were readinngwas playingwere travelling中考考点中考考点4when,before,after,by the time 从句可以与过去完成时连用从句可以与过去完成时连用 1.)By the time we got to the station,the train has been away for five minutes._（改错）改错）2.)The train _(move)when my classmates hur

10、ried there.(动词正确形式）动词正确形式）had been awayhad movedl中考考点中考考点5:5:在带有在带有tilltill或或untiluntil引导的时间状语从句的主从复合句引导的时间状语从句的主从复合句里，如果里，如果主句用肯定式主句用肯定式，其含义是，其含义是“一直一直到到时时”，谓语动词只能用延续性动词。，谓语动词只能用延续性动词。如果如果主句用否定式主句用否定式，其含义是，其含义是“直到直到才才”,“”,“在在以前不以前不”,”,谓语谓语动词可用瞬间动词动词可用瞬间动词,也叫短暂性动词。也叫短暂性动词。1.)The young man read till

11、the light went out.2.)Lets wait until the rain stops.3.)We wont start until Bob comes.4.)Dont get off until the bus stops.l考题：1)Last Sunday he was so tired and sleepy that he didnt wake up _ 9 oclock.A.when B.after C.since D.until 2)When did you know the news?-I knew nothing about it _ my friend tol

12、d me.A.after B.if C.because D.until DDl2.2.条件状语从句条件状语从句:常用连词常用连词 if,unless=ifnot,e.g I wont go to her party if she doesnt invite me.=I will not go to her party unless she invites me.l2.条件状语从句条件状语从句:l 中考考点中考考点1.1.从句该用一般将来时要用一般现在时从句该用一般将来时要用一般现在时来代替。主句用一般将来时来代替。主句用一般将来时。e.g.If he _(work)harder next ti

13、me,he will catch up with other students.If you dont go there,neither do I.（改错）（改错）worksneither will I中考考点中考考点2:if2:if表表“是否是否”引导宾语引导宾语从句可用将来时从句可用将来时考题：考题：I dont know if he _.If he _,Ill tell you.A.will come,will come B.comes,will come C.will come,comes D.comes,come C中考考点中考考点3:“祈使句祈使句 +and(or)+and(or)

14、+陈述句陈述句”在意思上相当于一个带在意思上相当于一个带有条件状语从句的复合句。有条件状语从句的复合句。Hurry up,or youll be late.=If you dont hurry up,youll be late.lStudy hard and you will pass the exam.=If you study hard,you will pass the exam.l3.原因状语从句:(1)原因状语从句通常由because,since,as引导。l(2)because表示直接原因，语气最强。Because引导的原因状语从句多放在主句之后。回答由why提出的问题，只能用be

15、cause。As和since语气较弱，一般用来表示明显的原因。由as和since引导的原因状语从居多放在句首。例如：l-Why arent going there?-Because I dont want to.lAs he has no car,he cant get there easily.lSince we have no money,we cant buy it.中考考点中考考点:(1)because和和so不能同用在一不能同用在一个句子里。个句子里。(2)because+句子句子,because of+词词/短短语语 l考题：考题：lThe weather is changeabl

16、e these days.I suppose most people get sick _ the cold weather.A.because B.because of C.on D.a Bl4.让步状语从句让步状语从句:引导词引导词：though=although,even though,however,whatever,whichever,etc中考考点中考考点1:although(though)不能不能与与but用在同一个句子中用在同一个句子中 e.g.Although he didnt feel well,but he finished his work on time.（改错）（改

17、错）去掉去掉butl5.结果状语从句结果状语从句:sothat,suchthatl考点考点:(1)so+形容词（副词）形容词（副词）+that 从句从句”(2)So+many/much/few/little(数量形容数量形容词）词）+n.(复数复数/不可数不可数)that从句从句(3)Such+其他形容词其他形容词+n.(复数复数/不可数不可数)that从句从句(4)such+a +adj.+n.+that从句从句(5)so+adj.+a+n.+that从句从句Notes:little 有两个意思，小的和少的有两个意思，小的和少的l考题考题:()1 I got there _ late _ I

18、 didnt see him.A.too;to B.such;that C.so;that D.so;as()2 It is _ hot in the room _ we have to go out for a walk.A.such;that B.so;that C.as;as D.such;as()3 He has_ an interesting book that we want to read it.A.so B.such C.the same D.as CBBl6.目的状语从句目的状语从句:so thatlso that既可引导目的状语从句，又可引导既可引导目的状语从句，又可引导结

19、果状语从句。区别这两种从句的办法有结果状语从句。区别这两种从句的办法有两个：两个：1)目的状语从句里往往带有情态动目的状语从句里往往带有情态动词词can,could,may,might等。等。2)从意思从意思上看，目的状语从句往往表示的目的很明上看，目的状语从句往往表示的目的很明确。例如：确。例如：lSpeak clearly so that they may understand you.(目的状语从句目的状语从句)lJack is badly ill so that he has to rest.(结果状语从句结果状语从句)l()1 Please answer the question i

20、n a loud enough voice _ all the class may hear.A.to B.or C.in order that D.and()2 Lift it up_I may see it.A.though B.so that C.as D.thenCDl7.比较状语从句比较状语从句:1)asas,not so/asas 不如不如This classroom is as big as that one.She is not as/so tall as Paul.2)比较级比较级+thanShe looks much younger than she is.Tom runs

21、 faster than John does.3)the 比较级比较级the 比较级比较级The more I know of him,the less I like him.l()1 There are _ many league members in class 2 _ in Class 4.A.both;and B.so;as C.either;or D.as;as()2-Do you have a big library?-No,we dont.At least,not_yours.A.as big as B.as big than C.as bigger than D.bigger

22、as DAl()3 Suzhou is not _ beautiful _ Hangzhou.A.as;than B.so;as C.even;than D./;than()4 Iron is more useful _ any other metal.A.as B.than C.then D.soBBl9.地点状语从句地点状语从句:一般用一般用where or wherever 引导引导 e.g I will stand where I can see the tower clearly.Wherever they went,they were warmly welcome.l中考链接中考链

23、接：状语从句多出现在状语从句多出现在单选、完形填空、单选、完形填空、动词的适当形式填空动词的适当形式填空中中。l单选题：单选题：No matter_ the weather is like,you can always find surfers out _ the waves in Honolulu.A.what;riding B.how;riding C.what;to ride D.how;to ride(南京市2010）I was late for class yesterday _there was something wrong with my bike.A.when B.that

24、C.until D.because(北京市2011）AD I will let him know if I _him.A.saw B.will see C.seeing D.see(北京北京市市2009）Some passengers were walking through one of the big halls at Paris Charles De Gaulle Airport_ the whole roof(屋顶）屋顶）fell down.A.while B.as soon as C.when D.after(上海市上海市2008）DC.动词的适当形式填空：When his moth

25、er got home,Jimmy _(put)the toys together busily.When the headmaster arrived,the students _(plant)hundreds of trees on the hill.If he _(work)harder next time.He will catch up with other students.was puttinghad plantedworks 完形填空lIn western countries,one person pays if he or she is entertaining client

26、s(宴请宾客），宴请宾客），but 42 friends eat together,they usually share the cost.42.A.until B.when C.unless D.since (南京市南京市2011）B 完形填空lShe decided to buy a digital camera online 53 it could be sent to her.She had searched the Internet for two hours 54 shefound an ad for the Sony digital camera.53.A.so B.that C

27、.so that D.while54.A.when B.then C.while D.after （黄冈市2012）CA 改错题lNo matter wherever we are,we are always A B proud of being Chinese.C DlAlthough he didnt feel well,but he finished his A B C work on time.Dl He was drawing quite a nice car on the A B blackboard while I entered the classroom.C DB.whereC.butC.when