what的用法

高频考点What用法专练
一、引导主语从句
1) What we need is more time.(what做need的宾语)我们所需要的是更多的间。

2) What really matters is that she wore a pair of white shoes.
(what做matters的主语)真正麻烦的是她穿了一双白鞋。

二、引导宾语从句
1) People were perhaps more honest a long time ago when life was very different from what it is today.
2) People have heard what the President has said; they are waiting to see what he will do.
三、引导表语从句
1) Whether ways will be found to stop pollution or not is just what worries the public.
2) That is what I want to tell you.(what做从句中的宾语)那就是我想告诉你的事儿。

3) The little girl is no longer what she used to be.
四、引导同位语从句
1) They have no idea at all what he is working on.
2) You have no idea what I suffered.(what做从句的宾语)你不知道我所遭受的痛苦.通过以上例句及解释我们可以得出：what常用来引导名词性从句，即主语从句，宾语从句，表语从句和同位语从句。

what在引导名词性从句时有两个重要的特点：一是它在相应的名词性从句中一定有含义，常表示“什么”，“所…的”，“…的样子”等；二是它在相应的名词性从句中一定做成分，而且常做主语，宾语或表语。

五、请背诵下列个句子，提高英语语感：
1. What interesting news!
2. She wore, what was common at that time, a red shirt.
3. Jackie made us all annoyed; what was worse, he ruined all our plans.
4. He is an interesting speaker, and what is more important, he knows his subject thoroughly.
5. In 1492, Columbus discovered what is now called America.
6. I spent what seemed to be a long time on maths, but I almost got nowhere.
7. Air is to humans what water is to the fish.
8. Tom loved reading. He spent what little money he had on books every week.
9. What family and friends I still have live abroad.
10. What John did last night was to prepare a long report.
11. Many things now cost double what they did a few years ago.
12. No matter what they call us, however they attack,
no matter where they take us, we'll find our own way back（歌词）
练习：
1.The word media basically refers to _______ we commonly call newspapers，magazines，radios and televisions. A. which B. what C. why D. how
2. It’s well understood _____ controls the flow of carbon dioxide in and out of the atmosphere today. A. that B .what C. how D. whether
3. The small mountain village ____ we spent our holiday last month lies in _____is now part of Hubei. A. which; where B. where; what C. that; which D. when; which
4.Why is Li Ming so late？I don’t know ______.
A. can what the reason be
B. what the reason can be
C. the reason what can be
D. what can the reason be
5._______ is a kind of basic quality and it is what it takes to achieve your
dream.
A. Honesty
B. Confidence
C. Diligence
D. Perseverance
答案：1. B 2.B 3.B 4.B 5.ABCD(本题用于不同的话题写作)
每句一用法
1、What really matters is that she wore a pair of white shoes.
（引导主语从句）
2、 People were perhaps more honest a long time ago when life was very
different from what it is today.（引导宾语从句）
3、 Whether ways will be found to stop pollution or not is just what worries
the public. （引导表语从句）
4、 English is very useful as an international language. What’s more,
it can help bridge people from different countries.
（插入语，有递进的逻辑）
5、 They have no idea at all what he is working on.（引导同位语从句）
6、 She is bright, and what is better, generous.（插入语）
7、 She wore, what was common at that time, a red shirt.（插入语）
8、 Jackie made us all annoyed, what was worse, he ruined all our plans.
（插入语）
9、 He is an interesting speaker, and, what is more important, he knows
his subject thoroughly. （插入语）
10、 In 1492, Columbus discovered what is now called America.
（引导宾语从句，插入语的效果）
11、 I spent what seemed to be a long time on maths, but I almost got nowhere.
（引导宾语从句，插入语的理解，但含感情色彩）
12、 Air is to humans what water is to the fish.
（A is to B what C is to D. 该句型以浅显的C之于D的道理说明A之于B的关系或重要性。

What引导方式状语从句。

）
13、 Tom loved reading. He spent what little money he had on books every
week.（what与little、few等连用，意为：仅有的。

含有某种感情色彩。

）14、What family and friends I still have live abroad.（有时没与little、
few等连用，也含有感情色彩：仅有的，全部的。

）
15、What John did last night was to prepare a long report.（引导主语
从句，与表语部分遥相呼应，达到强调的效果。

此时what从句中的时态有不同的变化。

）
16、What interesting news!（感叹句）
17、 Many things now cost double what they did a few years ago.（用于
倍数词之后）
18、What about going for a picnic this Sunday?（提出建议）
19、 What if he fails to come?（征求意见）
20、No matter what he does, I’ll stay with him.（No matter what 引导
让步状语从句）
what在引导名词性从句有两个特点，
1）意义：“所…的”，“…的样子”；2）句子成份：兼语。

这与汉语思维相比较，简练至极。