2022年中考英语二轮 语法复习-连词+状语从句 ppt课件.pptx

1、当一个简单句无法将意思表达完整怎么办？添词，添短语，添句子直接添？-连接词连词连词含义01并列连词02从属连词03连词01含义连词1.作用：把词与词、短语与短语、句子与句子连接起来。2.性质：并列连词和从属连词CAB02并列连词and(和，又，及和，又，及)；both.and(两者都，既两者都，既.又又);not onlybut also;neithernor（既不（既不也也不不）;as well as(也也)并列关系并列关系就近原则就近原则 My mother as well as her workmates likes watching soap operas.1.Not only you

2、 but also I am wrong2.Neither you nor I am right.3.Either you or your sister has to go there.The weather in England is neither too cold nor too hot all year round.就远原则就远原则but,while(对对比比)转折转折关系关系 butHe is poor,but honest.He is good at in sports,while I do well in English.while(对比对比)or（或者，（或者，否则）否则）ei

3、theror选择选择关系关系 eitheror or1.She is coming either today or tomorrow.2.Hurry up,or you will be late for school.1.Either you or your sister has to go there.So因此for 因果因果关系关系She must be ill,for she looks pale.03从属连词（引导从句）从属连词（引导从句）一、一、表示时间表示时间(时间状从时间状从)when，while after，beforesince（自从）till/until as soon a

4、s(一就)When 和和while的区别的区别2、when+V延续延续/V非延续非延续 while+V延续延续1、When(从句动作从句动作同时同时，或，或先于先于主句主句发生发生)；while(主从句动作主从句动作同时发生同时发生)1.When he heard the news,they were much alarmed.（从句动作先于主句动作）2.When he came in,I was watching TV.（主从句同时）3.While she sang,she danced.（主从句同时）1.When she arrived,I was watching Running Man

5、.（点时间，V非延续）2.When/while I was walking down the street,I noticed a charming lady.（段时间/V延续）When 和和while的区别的区别3.when,while做并列连词：做并列连词：when（就在那时，突然）（就在那时，突然）1.I am watching a horror movie when someone comes in.be doing something when.（正在做某事，突然.）be about to do something when.（即将做，突然）You like Wu Yifan whi

6、le I like Lu Han.while（对比，然而）（对比，然而）till/until 与Nottill/until区别 till/until+v延续延续I will wait till/until he arrives.She wont leave till/until the rain stops.Nottill/until+v非延续非延续I havent seen him since he left.其他Since（自从）As soon as he gets there,hell call me up.As long as（只要）二、二、表示表示条件条件(条件状从条件状从)If（假

7、如，如果）unless（除非）as long as(只要)考点考点2、“祈使句+and(or)+陈述句”在意思上相当于一个带有条件状语从句的复合句。1、主将从现主将从现：在条件状语从句里，谓语动词通常用现在时态表示将来的动作或状态。1.He wont be late unless he is ill.2.What shall we do if it snows tomorrow?（假如，如果）注：I dont know if it will snow tomorrow?(宾从：if 是否)1.Hurry up,or youll be late.=If you dont hurry up,you

8、ll be late.Study hard and you will pass the exam.=If you study hard,you will pass the exam.三、三、表示表示原因原因(原因状从原因状从)because since（既然，由于,句首）as(鉴于，由于)eg.He didnt come to school because he was ill.As it is raining,we shall not go the zoo.Since you cant answer the question,Ill ask someone else.1.because表示直

9、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because。Why arent going there?-Because I dont want to.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：As he has no car,he cant get there easily.Since we have no money,we cant buy it.2.because和so不能同用在一个句子里。考点四、四、表示表示目的目的(目的状从目的状从)so that（以便）in order

10、 that（为了）eg.We started early so that we could catch the first train.He studies hard so that he could work better in the future.We used the computer in order that we might save time.so that既可引导目的状语从句，又可引导结果状语从句。区别这两种从句的办法有两个：1)目的状语从句里往往带有情态动词can,could,may,might等。2)从意思上看，目的状语从句往往表示的目的很明确。例如：Speak clea

11、rly so that they may understand you.(目的状语从句)Jack is badly ill so that he has to rest.(结果状语从句)考点五、五、表示表示结果（结果状从）结果（结果状从）sothat suchthat so that eg.He is so poor that he cant buy a bike for his son.She is such a good girl that everybody likes her.My pencil fell under the desk,so that I couldnt see it.

12、1.so.that引导的结果状语从句中，so是副词，结构：so+aj/adv+thatHe was so glad that he couldnt say a word.The hall is so big that it can hold 2,000 people.Mother lives so far away that we hardly ever see her.考点考点2.suchthat引导的结果状语从句中，such是形容词，结构：Such+a/an+名（单数）+that Such+名（不可数）+thatIt was such a hot day that nobody wante

13、d to do anything.He had such long arms that he could almost touch the ceiling.He made such rapid progress that he did very well in the mid-term.Such+名+thatso+aj/adv+thatIt was（）a wonderful film that all of us wanted to see it again.It was（）wonderful a film that all of us wanted to see it again.The f

14、ilm was()wonderful that all of us wanted to see it again.注意：1.有时上述两种结构是可以互换（可数名词单数）。特殊考点12.如果名词前由many,much,little,few等词修饰时（数量：多多少少），只能用so,不用such。例如：Soon there were so many deer that they ate up all the wild roses.He has so little time that he cant go to the cinema with you.注：she is()a little girl.Su

15、ch(小的)特殊考点23.He is so young that he cant go to school.=He is too young to go to school.=He is not old enough to go to school 特殊考点3六、六、表示表示让步（让步状从）让步（让步状从）although/though（虽然）no matter.（无论）even if/even though（即使）eg.Though he is young,he knows a lot.Although I am tired,I must go on working.No matter ho

16、w late you come,Ill wait for you.=However late you come,Ill wait for you.No matter what=whatever no matter when=whenever who/which/where1.although/though（虽然），no matter.（无论）,even if/even though（即使）等连词不能与but连用，但可以和yet/still连用。例如：Eg.Though it was raining hard,but he still went out.（x）应该说：Though it was raining hard,he still went out.或It was raining hard,but he still went out.特殊考点1Thankyou