【精品】中考英语 第二轮 语法专题聚焦 专题六 连词课件1精品ppt课件.ppt

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1、中考英语 第二轮 语法专题聚焦 专题六 连词课件1考点一并列连词1常见的并列连词2.特例清单“祈使句or结果句”与“If you dont.，youll.”同义，其中or意为“否则”。如：Hurry up，or you will be late.快点，否则你就会迟到了！If you hurry up，you wont be late.如果你快点，就不会迟到。If you dont hurry up，you will be late.如果不快点，你就会迟到了。but意为“但是”，用来表示转折关系，注意它不能与though，although连用。如：I want to help you，but I

2、 really dont know what to do.我想帮你，可是我真的不知道该做什么。He tried hard to catch up with others，but he failed.他竭力想赶上别人，但失败了。The rain began to fall，so we had to find a place to stay in.雨开始下起来了，所以我们不得不找个避雨的地方。so意为“所以，因此”用来表示因果关系，注意它不能与because，since，as连用。如：It was rather late，so we decided to go home.已经很晚了，所以我们决定回

3、家。for意为“因为”，表示原因，主要用来进行补充说明，没有因果关系。如：I must be off now，for its rather cold outside.我得走了，因为外面相当冷。I soon fell asleep，for I was tired.我很快就睡着了，因为我太累了。not only.but also，neither.nor.和either.or.连接两个主语时，谓语动词与最近的主语保持一致；both.and.连接两个主语时，谓语动词要用复数形式；而as well as连接两个主语时，谓语动词同前面的主语在人称和数上保持一致。如：Not only I but also

4、my mother is going to the museum.不仅我而且我的母亲也要去博物馆。Neither you nor I am right.你和我都不对。Either you or he is right.要么你对，要么他对。Both Li Ping and her father take exercise every morning.李萍和她的父亲每天早晨都进行锻炼。考点二从属连词1引导时间状语从句的从属连词从属连词意义用法when当时候从句用一般过去时，主句用过去进行时。while正当时，正在时while引导的从句中，谓语动词必须是延续性动词，且常常用进行时。until直到常用

5、在“not.until.”结构中，表示“直到才”。as soon as一就引导的从句常用一般现在时，主句用一般将来时。如：It was raining when she arrived at the station.她到达车站时，正在下雨。Dont make any noise while others are reading.别人读书时不要制造任何噪音。He didnt appear until the meeting had begun.直到会议开始他才露面。Ill visit you as soon as I come back.我一回来就会去拜访你。2引导条件状语从句的从属连词从属连词

6、意义用法if如果if引导的条件状语从句用一般现在时，主句用一般将来时。unless如果不，除非unless可以转化成“if.not.”结构。主从句时态同if的用途一致。如：If he has time tomorrow，he will come to the meeting.明天有时间的话，他会来开会的。He wont finish the work unless he works hard.如果他不努力，就不能完成这项工作。3引导让步状语从句的从属连词从属连词意义用法though虽然引导让步状语从句时这些词语不能与but同时使用。although尽管even though(if)即使如：Al

7、though it rained hard，he still went out.尽管雨下得很大，他还是出去了。Even though I have enough time，I dont want to go there with him.即使我有足够的时间，我也不想跟他去那里。4引导原因状语从句的从属连词从属连词意义用法because因为回答why引导的问句。since既然语气比because弱，表示原因是对方已知的。as由于，因为语气比since弱，表示原因是对方已知的，一般放在主句之前，有时也可置于其后。如：Why were you late for class today？今天你为什么上

8、课迟到了？Because I got up too late and didnt catch the early bus.因为我起床起晚了，没有赶上早班车。Since he says so，it must be true.既然他这么说，那一定是真的。As it was getting dark，Mother began to worry about my brother.由于天越来越黑，妈妈开始担心哥哥。5引导结果状语从句的从属连词从属连词意义用法so.that.如此以至于so后跟形容词或副词such.如此以至于such后跟名词that.【注意】sothat结构常与tooto结构互换。如：Sh

9、e is so tired that she cant go any farther.She is too tired to go any farther.她太累了，不能再走了。6引导目的状语从句的从属连词从属连词意义用法so that/in order that以便于该连词后跟从句1Liu Ming jumps highest _he isnt the tallest in our class.Abecause Bthough Cfor2Please give Alice the story book _ you see her.All right.Aunless Bbut Cif3Its

10、not polite to speak loudly _ you are having a meal.Awhile Bafter Csince4Ill go to visit my aunt in England _the summer holidays start.Awhile Bsince Cas soon as5How do you like the short play?Funny，_ the music of it is not so good.Aso Bthough CbecauseBCACB6Kates dad is getting old.She will go back ho

11、me to see him _it is convenient.Abecause Bwhenever Cunless7Hey，man.You cant cross the street now.You have to wait _the traffic lights turn green.Oh，sorry and thank you.Awhen Bafter Cuntil8The rivers will become dirtier and dirtier _ we take action to protect them.Asince Bif Cunless9 _ he was exercising at the park yesterday morning，he found a purse under the tree.Awhile BBefore CThough10It will be 2 years _we see each other again.Abefore Bsince CwhenBCCAA