what引导名词性从句用法what引导名词性从句的用法.ppt

what 引导名词性从句的五种用法;After________seemed a very long time, I opened my eyes and found myself in bed! 　　 A. what B. when C. that D. which;一、用法归纳 表示“……的东西或事情”“所…… 的”，相当于“the thing that...; all that...; everything that....” They’ve done what they can do to help her. 他们已经尽力帮助了她。 He saves what he earns. 他赚多少，积蓄多少。 What Mary is is the secretary. 玛丽的职务是秘书。 ;2. 表示“……的人或的样子”（指抽象意义的人）相当于the person that（见66）： He is no longer what he was. 他已经不是以前的那个样子。 He is what is generally called a traitor. 他就是人们通常所说的叛徒。 Who has made Fred he is now? ;3. 表示“……的数量或数目”,相当于the amount/number that Our income now is double what it was ten years ago. 我们现在的收入是10年前的两倍。 The number of the students in our school is ten times what it was before liberation. 现在我校学生的数量是解放前的10倍。;4. 表示“……的时间”,相当于the time that： After what seemed like hours he came out with a bitter smile. 似乎过了几个小时他才苦笑着出来。 The young girl was too frightened to speak, standing there for what seemed like hours. 小女孩吓得不敢说话，在那儿站了几个小时。 ; 5. 表示“……的地方”,相当于the place that This is what they call Salt Lake City. 这就是他们称为盐湖城的地方。 In 1492, Columbus reached is now called America. ;;巩固练习: 1. She has changed a lot. Shes no longer ________she used to be. A. that B. what C. which D. 不填 2. The tobacco which is used to make cigarettes was first grown in________is now part of the United States. 　 A. which B. that C. all D. what 3. No longer______Tom the man______he used to be. 　A. will; what B. was; what C. will; that D. is; that 4. What has made China________she is today? 　A. that B. what C. as D. which 5. The number of the students of the college has reached 8,000, twice ______ it was when the college was opened ten years ago. A. what B. as much C. which D. that;二、用法说明 (1) 这样用的what相当于“先行词+关系代词”，所以其前不能有先行词： 你喜欢什么就拿什么吧。 正??You can have what you like. / You can have everything (that) you like. 误：You can have everything what you like. ;二、用法说明 (2) 有时what 可用作限定词，其后修饰一个名词（见42