What的用法大全 讲义--高考英语一轮复习

1、What的重要用法总结一、what about.?用来表示征求意见或询问情况。What about you?What about going to Harbin tomorrow?二、What if.?表示“倘假设将会怎样？即使又有什么关系呢？ ”What if it rains while we are out?What if this doesnt work out?三、what of.?表示“的情况怎样？又有什么重要性呢？What of it?那有什么了不起呢？（那又怎么样呢？）So, what of the future?那么,未来会怎样？四、what for/what.for.?表示

2、“为何目的？为什么？。”What for did you ask that silly question? 你干吗要问那个愚蠢的问题？What did you do that for?五、so what?意为“那又怎样？ ”What if there is no gas this winter?11 said Al.So what?H she said. We still have electricity. 六、what is +形容词或副词比拟级做插入语，常用的短语有：whats more 而且；whats worse更糟糕的是=what makes the matter worseWhaf

3、s better更可贵的是Whafs the best of all最难能可贵的是Whafs more important 更重要的是Whaf s more disappointing 更令人失望的是Whats more, I have plenty of experience.What*s worse, I forgot my glasses and as blind as a bat now.七、What is.like ?.询问外貌和品行等，其答语用形容词。-What is your sister like? -She is very clever.询问天气。-Whafs the wea

4、ther like today? -lovely.八、What is sb.?询问职业，其答语是职业名词。-What was he ten years ago? -A teacher.九、常用what提问的句型What is the +height/depth/length/width/size/prize/area/speed +of sth.What is the +population/distance/address +of sth.What*s the weight of an elephant?What,s the population of your city?十、what to

5、 do在句子中可作主语、宾语、表语等。What to do next has not been decided.I dont know what to do with these used desks.H what引导感叹句What+a/an+（形容词）+可数名词单数+主语+谓语！What a good student he is!What+（形容词）+可数名词复数形式+主语+谓语！What beautiful flowers they are!What+（形容词）+不可数名词+主语+谓语！What fine weather it is!十二、What引导名词性从句在从句中做主语、宾语、表语、

6、补语、定语等。有实意，分别是：.表示“的东西或事情”：Theyve donated what they have to help the poor girl.On stepping into his room, he was astonished to find the floor covered with what looked like tiey insects.What is so breathtaking about the experience is the out-of-this-world scenes.(2021 全国卷).表示“的人或的样子”：China is no long

7、er what it used to be.He is what is generally called a hero.Who made Fred what he is now?.表示”的数量或数目”：Our income is now double what it was inn years ago.The number of the students in our school is ten times what it was before liberation.表示“的时间”：After what seemed a long time , he suddenly thought of i

8、t.The young girl was too frightened to speak, standing there for what seemed a century.表示“的地方”：In 1492, Columbus reached what is now called America.After months of voyage ,Columbus arrived in what later proved to be a new continent.A modern city has been set up in what was a wasteland ten years ago.十三、what一惯用句式：A is to B what C is to D (比喻结构)A