1、表语从句一、定义：在句子中起表语作用的从句叫做表语从句，位于系动词的后面。也是名词性从句的一种。二、表语从句的引导词引导表语从句的词有连词 that, whether，连接代词和连接副词，关系代词型 what，以及 as if, as though, because 等连词。1. 由 that 引导The fact is that he doesnt really try. 事实是他没有做真正的努力。The trouble is that I have lost his address. 麻烦的是我把他的地址丢了。My suggestion is that we should tell him
2、. 我的建议是我们应该告诉他。His sole requirement was (is) that the system work. 他唯一的要求是这个制度能起作用。My idea is that we should start making preparations right now. 我的意见是我们马上就开始做准备工作。It seems that he was late for the train. 看来他没搭上火车。It seems to me that we should answer for this. 在我看来，我们似乎应该对此事负责。It appears that she wa
3、s wrong. 看来她错了。It appears to her that he wants to teach us all he has.在她看来，他似乎要把他所会的都教给我们。2. 由 whether 引导The question is whether the film is worth seeing. 问题是这部电影是否值得看。The question remains whether they will be able to help us.问题还是他们能否帮我们。【注意】whether 可引导表语从句，但与之同义的 if 却通常不用于引导表语从句。3. 由连接代词引导You are n
4、ot who I thought you were. 你已不是我过去所想像的人。The problem is who we can get to replace her. 问题是我们能找到谁去替换她呢。The question is who (m) we should trust. 问题是我们应当相信谁。What I want to know is which road we should take. 我想知道的是我们应走哪条路。Thats what I want to stress. 这是我想强调的。Thats what we are here for. 我们来这里就为了这个。Fame an
5、d personal gain is what theyre after. 他们追求的是名利。He is no longer what he was. 他已经不是以前的他了。4. 由连接副词引导The problem is how we can find him. 问题是我们如何找到他。That was when I was fifteen. 这是我 15 岁时发生的事。Thats where I first met her. 那就是我第一次遇见她的地方。Thats why he didnt come. 这就是他没有来的缘故。Thats why I object to the plan. 这就
6、是我反对这个计划的原因。Thats where you are wrong. 这就是你不对的地方。5.由 as if , as though, as 引导At that time，it seemed as if I couldnt think of the right word.当时，我似乎怎么也想不出一个恰当的字眼来。It isnt as if you were going away forever. 又不是你离开不回来了。It looked as if he had understood this question. 看起来他好像理解这个问题了。Now it was as though s
7、he had known Millie for years. 现在好像她认识米莉已有好多年了似的。It is not as though we were poor. 又不是我们家里穷。Things are not always as they seem to be. 事物并不总是如其表象。He looked just as he had looked ten years before. 他看起来还与十年前一样。6. 由 because 引导It is because I love you too much. 那是因为我太爱你了。Thats because you cant appreciate
8、 music. 这是因为你不能欣赏音乐。If Im a bit sleepy, its because I was up all night. 如果我有点困，是因为一夜没睡。Its because I passed a slip of paper for John to Helen in class. 这是因为我在上课中替约翰传纸条给海伦。Its just because he doesnt know her. 这是仅仅因为他不认识她。【注意】because 可引导表语从句，但与之同义的 since, as, for 等也不用于引导表语从句。三、连词 that 的省略问题引导表语从句的 tha
9、t 通常不省略，但在口语或非正式文体中有时也可省略：My idea is (that) we should do it right away. 我的意见是我们应该马上干。The trouble is (that) he is ill. 糟糕的是他病了。练习：1. The question is _ we will have our sports meeting next week.A. that B. if C. when D. whether2 The reason why he failed is _he was too careless.A. because B. that C. for
10、 D. because of3. Go and get your coat. It s _you left itA. where B. there C. there where D. where there4 The problem is _to take the place of TedA. who can we get B. what we can getC. who we can get D. that we can get5. What I want to know is _ he likes the gift given by us.A. that B. if C. whether
11、D.不填6. The reason is_I missed the bus.A. that B. when C. why D. what7. That is _ we were late last time. A. that B. when C. why D. what8. She looked _ she were ten years younger.A. that B. like C. as D. as though9.I fell sick!-I think it is _ you are doing too much.A. why B. when C. what D. because1
12、0. The reason why he hasnt come is _.A. because his mother is ill B. because of his mothers being illC. that his mother is ill D. for his mother is ill11. He was born here.- That is _ he likes the place so much.A. that B. what C. why D. how12. That is _ Lu Xun once lived.A. what B. where C. that D.
13、why13 _your father wants to know is_ getting on with your studies.A. What; how are you B. That；how you are C. How；that you are D. What；how you are14. The trouble is_we are short of tools.A. what B. that C. how D. why that15. America was _was first called “India” by Columbus.A. what B. where C. the p
14、lace D. there where16. China is becoming stronger and stronger. It is no longer_ .A. what it used to be B. what it was used to beingC. what it used to being D. what it was used to be17. _he really means is _he disagrees with us.A. What that B. That whatC. What what D. That what18. The energy is _ ma
15、kes the cells able to do their work.A. that B. which C. what D. such19. I drove to Zhuhai for the air show last week .Is that_ you had a few days off？A. why B .what C. when D. where20 .I had neither a raincoat nor an umbrella _I got wet through.A. Its the reason B. Thats why C. Theres why D. Its how
16、21. See the flags on top of the building? That was _ we did this morning. A. when B. which C. where D. what22. - Are you still thinking about yesterdays game?-Oh, thats _.A. what makes me feel excited B. whatever I feel excited aboutC. how I feel about it D. when I feel excited23. What surprised me
17、was not what he said but _ he said it. A. the way B. in the way that C. in the way D. the way which24. The traditional view is _ we sleep because our brain is “programmed” to make us do so. A. when B. why C. whether D. that25. You are saying that everyone should be equal, and this is _ I disagree. A
18、. why B. where C. what D. how26. _ made the school proud was _ more than 90% of the students had been admitted to key universities. A. What; because B. What; thatC. That; what D. That; because27. _ she couldnt understand was _ fewer and fewer students showed interest in her lessons. A. What; why B.
19、That; what C. What; because D. Why; that28. What surprised me was not what he said but _ he said it.A. the way B. in the way that C. in the way D. the way which29. _your father wants to know is_ getting on with your studies.A. What; how are you B. That；how you areC. How；that you are D. What；how you are30. The trouble is_we are short of tools.A. what B. that C. how D. why that参考答案:1 5 DBACC 6 10 ACDDC 11- 15 CBDBA 16 20 AACAB 21 25 DAADB 26 30 BAADB
