中考英语状语从句专项讲解及练习(共6页).doc
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1、精选优质文档-倾情为你奉上状语从句考试要求:状语从句概念:用一个句子(从句)来作另一个句子(主句)的状语,用作状语的句子就叫作状语从句。作什么样的状语就叫什么类型的状语从句。引导状语从句的连接词是从属连词,状语从句可以在句首,也可以在句尾。中考主要考查状语从句的类型有:时间状语从句、地点状语从句、原因状语从句、结果状语从句、目的状语从句、条件状语从句及比较状语从句等。1. 时间状语从句:时间状语从句在主句中表示时间,常用连接词有:when(当时),while(当时),as(当时),before(在之前),after(在之后),since(自从),notuntil(直到才), as soon a
2、s(一就),once(一旦就)等。例如:I didnt go to bed until I finished my homework. 我直到做完作业才去睡觉。I can listen to the radio while I work. 我可以边听收音机边工作。(1) 时间状语从句中,一般要用一般现在时代替一般将来时,一般过去时代替过去将来时。例如:I will telephone you when he comes. 他来时,我会给你打电话。Ill stay here until you come back. 我会呆在这里,直到你回来。(2) when引导时间状语从句,表示主句的动作和从句
3、的动作同时或先后发生,从句的谓语可以是延续性动词,也可以是瞬间动词。例如:He was working when I went in. 我进去时他正在工作。When she heard the news, she began to cry. 她听到这个消息,她哭了起来。(3) while引导的状语从句中常用延续性动词或表示状态的动词,意思是“在期间”。 while还可以表示两者之间的对比关系。They rushed in while we were singing. 我们唱歌时,他们冲进来。I like playing football, while Tom likes listening t
4、o music. 我喜欢踢足球,而汤姆喜欢听音乐。(4) as引导状语从句,强调同时发生,不分先后。可以译成“随着”或“一边一边”。例如:John sings as he walks home. 约翰一边往家走一边唱歌。(5) since引导状语从句,主句常用现在完成时,从句常用一般过去时。We have been friends since we met in Beijing. 自从我们在北京遇到就一直是朋友。It has been six years since she left school. 自从她毕业已经有六年了。(6) until/ till 引导时间状语从句,当主句的谓语动词是瞬
5、间动词时,主句常用否定形式,not until意思为“直到才”。He didnt go to bed until he finished his homework. 他直到做完作业才睡觉。2地点状语从句:地点状语从句在主句中表示地点。其连接词有where(哪里),wherever(无论哪里)等。例如:Put it where you find it. 把它放在原来的地方。You can sit wherever you like. 你喜欢坐在哪里就坐在哪里。3. 原因状语从句:原因状语从句在主句中表示原因或者理由。其连接词有:because(因为),as (因为),since(既然)等。例如:
6、I often eat carrots because they are good for my health. 我经常吃胡萝卜是因为对我的身体有好处。As I dont know the way, I had to ask the policeman. 由于我不知道路,所以我不得不问警察。(1) because表示因果关系语气最强,常用来回答why提出的问题。I didnt tell them because they were too young. 我没有告诉他们,因为他们太小。(2) because和so不能同在一个句子里。Because the book was expensive,
7、I didnt buy it. (I 前不用so)4. 结果状语从句:结果状语从句在主句中表示结果。其连接词有:sothat(如此以至于),such that(如此以至于)等。例如:Its such a good chance that you cant miss it. 这次机会如此好,你不能失去它。注意: sothat 和 such that 都可以引导结果状语从句,注意so和such后面所接的词不同。(1) such. thatsucha(an)形容词单数可数名词that从句 such形容词复数名词/不可数名词that从句例如: He was such an honest man tha
8、t he was praised by the teacher. 他非常诚实,因而受到了老师的表扬。 They are such interesting novels that I want to read them once again. 这些小说非常有趣,我想再读一遍。 (2)但是如果名词前由many、much、few、little(少)等词修饰,则用so。例如: He had so many falls that he was black and blue all over. 他摔了很多跤,以至于全身上下青一块,紫一块的。(3) so . thatso形容词副词.that从句so形容词a
9、(an)单数可数名词that从句例如:He runs so fast that nobody can catch up with him. 他跑得非常快,没人能追上他。 Dr. Wang is so good that everybody loves and respects him. =He is so good a doctor that everybody loves and respects him.=He is such a good doctor that everybody loves and respects him.他是一位好医生,大家都尊敬并爱戴他。5. 目的状语从句:目的
10、状语从句在主句中表示目的。其连接词有:so(以便),so that(为了),in order that(为了)等,从句中多用情态动词can, will, may, should 等。例如:He got up very early so that he could catch the first train. 他起床很早以便于赶第一班火车。I will run slowly so that you can catch up with me. 我慢慢跑以便你能赶上我。6. 条件状语从句:条件状语从句在主句中表示条件。其连接词有:if(如果),unless (如果不,除非),as long as(只
11、要)等。If it is fine tomorrow, we will go swimming. 如果明天天气好的话我们去游泳。注意:在条件状语从句中,一般要用一般现在时代替一般将来时,一般过去时代替过去将来时。例如:Unless it rains, the game will be played.(= If it doesnt rain, the game will be played.) 如果不下雨,比赛就将进行。As long as you tell truth , Ill try to help you. 只要你说出真相,我就尽力帮助你。7. 让步状语从句:常由though/altho
12、ugh (虽然),even if/ though (即使)等引导,但though/although不能和but同时出现在一个句子里。例如:Though its hard work, I enjoy it.(= Its hard work, but I enjoy it.)尽管这是一件艰苦的工作,但我乐意做。Though/Although it was raining,we went there. 虽然下着雨,但我们还是去了那儿。She wont leave the TV set even though /even if suppers on the table. 即使晚饭已摆在桌上,她也不愿意
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