高考英语语法复习 状语从句.ppt

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1、The Adverbial Clause(状语从句)2021/8/11 星期三11 1、时间状语从句：、时间状语从句：从属连词有：从属连词有：when,while,as,whenever,before,after,since,till,until,as soon as,once等。等。2021/8/11 星期三2注意：注意：（1）when,as,while when when既可引导持续性动作，又既可引导持续性动作，又可引导短暂性动作。它表示动作同时可引导短暂性动作。它表示动作同时发生，或从句的动作发生在主句动作发生，或从句的动作发生在主句动作之前。之前。2021/8/11 星期三3 as a

2、s引导持续性动作，侧重主句和从引导持续性动作，侧重主句和从句的动作同时发生。句的动作同时发生。e.g.He sang as he walked.e.g.He sang as he walked.2021/8/11 星期三4 While While：指的是：指的是“在某一时间里在某一时间里”，“在在期间期间”，从句里的动作必须是，从句里的动作必须是持续性持续性的，它也强调主句和从句动作的，它也强调主句和从句动作的同时发生，往往侧重主句和从句动的同时发生，往往侧重主句和从句动作的对比。作的对比。e.g.While we were watching TV,he e.g.While we were w

3、atching TV,he was writing a composition.was writing a composition.2021/8/11 星期三5 while while也可做并列连词，表示对照的也可做并列连词，表示对照的意思。如：意思。如：e.g.He is tall while his brother is short.e.g.He is tall while his brother is short.当当when,as,whilewhen,as,while表示表示“在在一段时一段时间里间里”，主从句的动作同时发生时，可以，主从句的动作同时发生时，可以换用。如：换用。如：e.

4、g.While(When e.g.While(When或或As)we were As)we were discussing,Mr.Smith came in.discussing,Mr.Smith came in.2021/8/11 星期三6注意：注意：（2）as soon as =The moment/minute/second/instant =No sooner .than./Hardlywhen./Scarcelywhen.=directly/immediately/instantly =On/Upon sth./doing2021/8/11 星期三7注意：注意：（3）Beforee.

5、g.I had waited long before she e.g.I had waited long before she came.came.It wont be long before she comes It wont be long before she comes back.back.They hadnt been married a They hadnt been married a month before they quarrelled.month before they quarrelled.2021/8/11 星期三8sincesince表从过去某一时间或动作、事情起到

6、表从过去某一时间或动作、事情起到目前为止，目前为止，“自自.以以 来来”句型：句型：It is(has been).+since+It is(has been).+since+一般过去时一般过去时e.g.e.g.It It is is five five years years since since I I began began to to learn learn English.English.注意：注意：（4）since2021/8/11 星期三9 肯定句中，主句用持续动词，表示肯定句中，主句用持续动词，表示“直到直到为止为止”。e.g.I worked till(until)he c

7、ame back.e.g.I worked till(until)he came back.否定句中，主句用瞬间动词，表示否定句中，主句用瞬间动词，表示“直到直到才才”。e.g.I didnt go to bed until(till)he e.g.I didnt go to bed until(till)he came back.came back.注意：注意：（5）till/until句首一般用句首一般用until。2021/8/11 星期三10Each/every timeEach/every timeLast/next timeLast/next timeThe first timeT

8、he first timeBy the timeBy the time注意：注意：（6）2021/8/11 星期三11 由由where,wherever,where,wherever,anywhere,everywhereanywhere,everywhere引导引导2 2、地点状语从句：、地点状语从句：2021/8/11 星期三12由由because,as,since,now that引导。引导。区别是区别是:because because：表示：表示“因为因为”，直接而明确，直接而明确的原因和理由，语气最强，的原因和理由，语气最强，whywhy提问的句提问的句子，一般都用子，一般都用bec

9、ausebecause回答。回答。e.g.He didnt come because he was ill.e.g.He didnt come because he was ill.3 3、原因状语从句：、原因状语从句：2021/8/11 星期三13sincesince：表示：表示“既然既然”，语气比，语气比becausebecause弱。弱。e.g.Since you are here,you must do it.e.g.Since you are here,you must do it.now thatnow that意思与意思与sincesince相似，表示相似，表示“既然既然”。e.

10、g.Now that all the guests have e.g.Now that all the guests have arrived,lets have our dinner.arrived,lets have our dinner.2021/8/11 星期三14注意：注意：在强调句中强调原因状语从句，在强调句中强调原因状语从句，只能用只能用because引导，不可用引导，不可用as或或 since，如：，如：It was because he was ill that he didnt go with us.2021/8/11 星期三15 because可以引导表语从句可以引导表语

11、从句,而而 as,since不可以不可以 Its because he is too lazy.2021/8/11 星期三16 for也表示也表示“因为因为”，但是并列，但是并列 连词，它连接的不是状语从连词，它连接的不是状语从 句，语气比较强。句，语气比较强。It must be morning,for the birds are singing.2021/8/11 星期三17 由由so that,in order that,in case（以防、免得）（以防、免得）,for fear that等引导：等引导：He got up early He got up early in order

12、thatin order that he he could could catch catch the early bus.the early bus.She married him She married him so thatso that she she might might tend and tend and comfort fort him.I explained again and again I explained again and again in casein case he he shouldshould misunderstand me.misunderstand m

13、e.I hid the book I hid the book for fear thatfor fear that he he shouldshould see it.see it.4 4、目的状语从句：、目的状语从句：2021/8/11 星期三18由由that,sothat,suchthatthat,sothat,suchthat引导：引导：注意注意：so so 后面跟的是形容词和副词后面跟的是形容词和副词 such such后面跟的是名词（词组）后面跟的是名词（词组）5 5、结果状语从句：、结果状语从句：2021/8/11 星期三19 由由 if,unless,as long as(=s

14、o long as)(只只要要),in case(that)(如果，万一如果，万一),only if,providing(that)等引导：等引导：In case that I forget In case that I forget,please remind,please remind me about that.me about that.6 6、条件状语从句：、条件状语从句：2021/8/11 星期三20 由由though,although,as(虽虽然尽管然尽管),even if,even though,wh-ever,no matter-wh,whether引导引导.7 7、让步状

15、语从句：、让步状语从句：2021/8/11 星期三21注意：注意：（1）让步状语从句在句中的位置）让步状语从句在句中的位置可前可后，有时还可以插在主句中可前可后，有时还可以插在主句中间，前置时，强调主句内容，后置间，前置时，强调主句内容，后置时强调从句内容。时强调从句内容。2021/8/11 星期三22 （2）though与与although同义，用同义，用法基本一样，前者通俗，口语化；法基本一样，前者通俗，口语化；后者较正式，多放于句首。不能与后者较正式，多放于句首。不能与but连用，但可以与连用，但可以与yet,still等连用，等连用，用来加强语气。用来加强语气。Though(Altho

16、ugh)he was tired,yet(still)he went on working.2021/8/11 星期三23（3）as引导让步状语从句时从句部分引导让步状语从句时从句部分 语序要部分倒装。如：语序要部分倒装。如：Young as he is Young as he is,he can read and write,he can read and write in several foreign language.in several foreign language.（表语提前）（表语提前）Child as he was,Child as he was,he had to sup

17、port the he had to support the family.family.（表语名词提前常省去冠词）（表语名词提前常省去冠词）2021/8/11 星期三241.1.由连词由连词asas,not so(as)as,thanasas,not so(as)as,than等等引导：引导：2.“the+2.“the+比较级比较级(接从句接从句)，the+the+比较比较 级级(接接主句主句)，这一句型也归在比较状语从句内。，这一句型也归在比较状语从句内。8 8、比较状语从句：、比较状语从句：2021/8/11 星期三25由连词：由连词：as,as if,as though引导：引导：as if和和as though意义和用法大致一样，意义和用法大致一样，引导的从句多用虚拟语气，但也可用陈述引导的从句多用虚拟语气，但也可用陈述语气。语气。He treats me as if I were his own son.He walked as if he were drunk.9 9、方式状语从句：、方式状语从句：2021/8/11 星期三26结束2021/8/11 星期三272021/8/11 星期三28