表語從句講解及專項練習(xí)

1、表語從句講解及專項練習(xí)概念：表語從句是在復(fù)合句中作表語的名詞性從句。放在系動詞之后，一般結(jié)構(gòu)是 主語+系動詞+表語從句”可以接表語從句的連系動詞有be, look, remain, seem等。 The trouble is that we are short of money.困難是我們資金短缺。 That is why st one walls are used in stead of fen ces around New En gla nd fields. 這就是為什么在 新英格蘭用石頭墻而不用柵欄的原因。 At that time, it seemed as if I could n&

2、#39;t thi nk of the right word an yhow.當(dāng)時，我似乎怎么也想不出一個恰當(dāng)?shù)淖盅蹃?。引?dǎo)表語從句的詞：從屬連詞that、whether、as though、 as if （That弓I導(dǎo)表語從句時，在口語中，間或可以省 略。）關(guān)系代詞 who, what, which, whom, whose, whatever, whoever, whomever, whichever 等；關(guān)系副詞 when, where, why, how, however, whenever, wherever 等。探由從屬連詞that, whether引導(dǎo)的表語從句。that在引導(dǎo)

3、表語從句時無詞義，而whether有詞義，意為、是否”。這時主句的主語常常是些抽象名詞，女口 question（問題），trouble（麻煩），problem（問題），result（結(jié)果）,chance（可能性）, suggestion（建議），idea（想法）,reason（理由）等。表語從句對主句主語進行說明、解釋，使主語的內(nèi)容具體化。例如： The trouble is (that) she has lost his money.麻煩的事是他丟了錢。 The questi on is whether we n eed more ice cream .問題是我們是否還需要一些冰淇淋。 Th

4、e problem was that it was too valuable for everyday use. 問題是它作為日常之用太貴重 了。 What she couldn ' understand was that fewer and fewer students showed interest in her lesso ns.我們不能理解越來越少的學(xué)生對他的課不感興趣。探由關(guān)系代詞引導(dǎo)的表語從句。關(guān)系代詞 who, what, which, whom, whose, whatever, whoever, whomever, whichever等引導(dǎo)表語從句，在句中作主語、賓語

5、、表語，關(guān)系代詞不能省略。例如:The question is which of us should go.問題是我們哪一個應(yīng)該去。The problem was who could do the work. 問題是誰能做這項工作。That's what he is worrying about.那就是他在擔(dān)心的事。 That's what we should do.那是我們應(yīng)該做的。由關(guān)系副詞引導(dǎo)的表語從句。關(guān)系副詞 whe n, where, how, why除在句子起連接作用外，在從句中還充當(dāng)時間，地點，方 式或原因狀語，本身具有詞義。例如：Go and get your

6、 coat. It's where you left it.去把雨衣拿來。就在你原來放的地方。 I had n either a rain coat nor an umbrella. That why I 'ot wet through. 我們既沒傘也沒 雨衣，這是我們淋濕的原因。 That is how mice ruin many stores of grain every year.那就是老鼠是怎樣每年損害大量糧食的。 That is what he is worried about.那就是他所擔(dān)心的。探 由連詞because, as if/as though等引導(dǎo)的表語

7、從句。 It looked as if it was going to snow.看起來好像要下雪了。 That's because we never thought of it.這是因為我們從未想過此事。 It seems as if he didn' t know the a好We他不知道答案。A. 表語從句一定要用陳述語序。False: The questi on is whe n can he arrive at the hotel.Right: The questi on is whe n he can arrive at the hotel.B. 不可以用if,而用

8、whether連接表語從句（as if例外）。引導(dǎo)賓語從句時可以互換if/whether位于介詞后要用 whether位于句首時要用 whether。引導(dǎo)表語從句，主語從句，同位語從句時要用whetheroFalse: The questi on is if the en emy is march ing towards us.Right: The questi on is whether the en emy is march ing towards us.Right: It looked as if he had un derstood this questi on.C. 不像賓語從句，在

9、有表語從句的復(fù)合句中，主句時態(tài)和從句時態(tài)可以不一致。Right: The questi on is who will travel with me to Beiji ng tomorrow.Right: The question is why he cried yesterday .D. that在表語從句中不可以省掉。基本用法表語從句只能置于主句之后，而主句的動詞只能是聯(lián)系動詞。名詞性從句在be等系動詞后作表語時被稱為表語從句例如：The problem is how we can get the things we n eed.問題是我們怎樣能弄到我們需要的東西。（how在表語從句中充當(dāng)方

10、式狀語） The scissors are not what I need. 這把剪刀不是我所需要的。（what在表語從句中充當(dāng)賓語） What I told him was that I would find him a good play.我告訴他的是我會給他找個好劇本。（what在主語從句中作直接賓語，that作為表語從句的引導(dǎo)詞在該表語從句中不充當(dāng)句子成分，不能省略） That is what I want to tell you.那就是我想要對你講的。（what在表語從句中充當(dāng)直接賓語） That is why she failed to pass the exam.那就是她考試不及

11、格的原因。（why 在表語從句中充當(dāng)原因狀語）表語測試The questi on iswe will have our sports meet n ext week.A. thatB. ifC. whe nD. whetherhe was too careless.The reason why he failed isA. becauseB. thatC. forD. because ofyou left itGo and get your coat. ItA. whereB. thereC. there whereD. where thereC. that his mother is ill

12、D. for his mother is ill1. The problem isto take the place of TedA. who can we getB. what we can getC. who we can getD. that we can get2. What I want to know ishe likes the gift give n by us.A. that B. ifC. whetherD.不填3. The reas on isI missed the bus.A. thatB. whe nC. whyD. what4. That iswe were la

13、te last time.A. thatB. whe nC. whyD. what5. She lookedshe were ten years youn ger.A. that B. like C. as D. as though6. I fell sick!-I think it isyou are doing too much.A. whyB. whe nC. whatD. because7. The reason why he hasn' t come is.8. He was born here.-That ishe likes the place so much.A. th

14、atB. whatC. whyD. how9. That isLu Xun once lived.D. whyA. whatB. whereC. that10. your father wants to know isgetting on with your studies.A. What; how are youC. How ; that you areB. That; how you areD. What; how you areC. that his mother is illD. for his mother is illC. that his mother is illD. for

15、his mother is ill11. The trouble iswe are short of tools.India ” by Columbus.A. whatB. thatC. howD. why that12. America waswas first calledA. what B. whereC. the place D. there where13. China is beco ming stron ger and stro nger.It is no longerA. what it used to beB. what it was used to beingC. what

16、 it used to beingD. what it was used to behe really means ishe disagrees with us.A. What thatC. What whatB. That-whatD. Thatwhat14. The en ergy ismakes 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 thatyou had a few days off ?A. wh

17、yB .whatC. whe nD. where20had n either a rain coat nor an umbrella I got wet through.A. It ' s the reason. That ' s whC. There ' s whyD. It ' s how21. See the flags on top of the build ing? That waswe did this morning.A. whe nB. whichC. whereD. what22. - Are you still thinking about yesterday' s game?-Oh, that ' sA