九年级英语上册 状语从句课件 冀教版 课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,状语从句,状语从句是中考词汇和句法部分考查的重点内容之一。在复习状语从句时,主要任务是弄清楚引导各种状语从句的连词的用法。,1.,引导时间状语从句的连词,主要有,when,while,as,by the time,before,after,since,till/until,as soon as,等。其中,when,while,和,as,都可表示,当,时候,但用法有区别,:,when,意为,在,时,;,当,时,可表示,点时间,或,段时间,从句谓语可以是终止性动词,也可以是延续性动词。例如,:,When I got home,he was having supper.,as,意为,边,边,或,与,同时,重在表示两个动作同时发生。伴随进行。,as,从句是终止性动词时,主句通常也必须是终止性动词。例如,:,They sang as they danced.,while,只可表示,段时间,从句谓语只限于延续性动词。例如,:,While I was sleeping,my father came in.,注,:,从句谓语是持续性动词时,when,、,while,和,as,可以互换,主,、,从句谓语都是终止性动词时,when,与,as,可互换,从句谓语表示状态时,通常用,while,。,注意：在时间状语从句中如果主句是祈使句或是叙述还未发生的动作，从句应用一般现在时表示动作将要发生。（主将来，从现在）如：,Dont get off the bus until it,stops,.,车停下来之前不要下车。,Ill phone you after I,get,home.,我到家后就给你打电话。,单项选择,()1.Wellgive her the book when we _her tomorrow.,A.see,B.will,see,C.seeing,D.is,seeing,()2.Tomorrow will be Fathers Day.What will you do for your father?,-Ill say“I love you,Daddy”as soon as he_ up.,A.will,wake,B.wakes,C.is,waking,D.woke,()3.He slept _he was listening to music last night.,A.when,B.before,C.after,D.while,A,B,D,2.,引导原因状语从句的连词,原因状语从句一般由,because,since,as,for,引导,.,注意,as,because,since,和,for,的区别,:,如果原因是构成句子的最主要部分,一般用,because,。,because,引导的从句一般不放在句子的开头。例如,:,I missed the train because I got up late.,注,:,对于以,why,开头的问句,一般只能用,because,引导的从句来回答。,如果原因已为人们所知,或不如句子的其余部分重要,就用,as,或,since,、,since,比,as,稍微正式一些。,as,和,since,引导的从句一般放在句子的开头。例如,:,As he was not,well,I,decided to go there without him.,Since this method doesnt work,lets try another.,for,表示所说的理由是一种补充说明,因此,for,引导的从句可以放在括号里,而且,for,引导的从句一般不放在句子的开头。例如,:,I decided to stop and have lunch,for I was feeling quite hungry.,3.,引导结果状语从句的连词,主要有,so/suchthat,so that,等。,1)so.that,结构在某种情况下可以与,enough to,和,too.to,结构相互转换。例如,:,She is so short that she cant reach the buttons of the lift.=She is too short to reach the buttons of the lift.,2)so that,也可以引导结果状语从句,意为,结果是,;,以致于,。例如,:,They missed the bus so that they were late for class.,注,:so that,也可引导目的状语从句,此时可用,to,或,in order to,替换,将其改为简单句。例如,:,He got up early so that he could get to school on time.=He got up early to get to school on time.=In order to get to school on time,he got up early.,()1.He is _ young _ he cant carry the box.,A.very,that,B.so,that,C.too,to,D.so,to,()2.He got up very early _ he caught the early bus.,A.in,order to,B.to,C.so,that,D.such,that,()3.There is _ little water in the jar _ the bird cant drink.,A.so,that,B.such,that,C.a,that,D.very,that,()4.He is _ little boy _he can hardly speak.,A.so,that,B.such,that,C.a,that,D.very,that,B,C,A,B,4.,引导条件状语从句的连词,主要有,if(,如果）,unless,（除非）,注意：在条件状语从句中，如果主句是祈使句或是叙述还未发生的动作，从句应用一般现在时表示动作将要发生。（主将来，从现在）如：,You may go out to play if your homework,is,done.,但是,if,作,是否,讲时，所用时态要根据句子意思,(if,表,如果,主将来，从现在。,if,表,是否,，时态随句意）如,:I dont know if he,will come,to the party.If he,comes,Ill phone you.,()1.Dont eat the food on the table unless you _ very hungry.,A.are,B.will,be,C.are,going to be,D.is,()2.What would you do if it_ tomorrow?,A.rain,B.rains,C.will,rain,D.is,raining,()3.Could you tell me if it _ tomorrow.If it _rain,we will go to the park.,A.is raining,wont,B.rains,doesnt,C.will rain,wont D.will rain,doesnt,A,B,D,比较状语从句：,as,as,(,和,一样）,not as/soas,（不如,）和,than,（比）如：,An elephant is much bigger than a horse.,He is as clever as his brother.,She doesnt study so hard as her sister.,让步状语从句：,Though/although,（尽管，虽然）,but,（但是）,even if,（即使，纵然）,注意：,though/although,和,but,不能同时用在一句话中，二者只用其一。如：,Though it is raining hard,all the students get to school on time.,或,It is raining hard,but all the students get to school on time.,()1.I dont like bread.I wont eat it _I am very hungry.,A.if,B.when,C.as,D.unless,()2.Im going to look for another job _ the company offers me more money.,A.after,B.when,C.unless,D.besides,()3.Did you see who the driver was?,-No,the car ran so fast _I couldnt get a good look at his face.,A.that,B.which,C.as,D.after,()4.-_do you like,theCool,Kids?,-Because they look cool.,A.What,B.How,C.Why,()5.Peter was late for the,meeting_he,missed the train.,A.though,B.because,C.while,D.if,D,C,A,C,B,()6.If you _late tomorrow,morning,you,wont catch the early bus.,A.get,up,B.dont,get up,C.will,get up,()7.Ill do it better if the,teacher_me,another chance.,A.give,B.gives,C.gave,D.will,give,()8.The box is _heavy _I cant carry it.,A.too,to,B.so,that,C.very,that,D.too,that,()9.Nowadays science fiction isnt,as_as,cartoons among teenagers.,A.popular,B.less popular,C.more,popular D.the most popular,()10.Do you know if _back next week?If he_ back,please let me know.,A.he,comes,will come,B.will,he come,comes traveled,C.he,will come,comes,D.will,he come,will come,A,B,B,A,C,