what a clever boy he is为什么不用how a那什么时候该用what a 什么时候该用how a请说明举例子

What a clever boy he is! 单词a boy clever what is he 组成英语句子 为什么不能说 how clever a boy he is 可以等于What a clever boy he is! What a clever boy!How clever a boy! ( )boy he is!这道题选择什么?A.How clever a B.What clever a C.How a clever D.How clever.麻烦写点详解! how clever a boy he is!how clever he is! How clever a boy he is!就可以转变成 he is a clever boy /boy是名词啊 为什么不用what? How clever a boy he is!How clever a boy he is!What a clever boy he is!觉得一句,he 不用写了吧?重复了吧 请问感叹句How clever a boy he is和what a clever a boy he is两句话意思是一样吗?有没有什么细微的区别？ I think he is a clever boy.(改为同义句)I____ ____ he ____a clever boy. how a clever boy 和 what a clever boy哪个正确? I think he is a clever boy.(改为同义句)I think him ()()a clever boy I ______ (think) he is a clever boy ,is he a cleVer boy You are a clever boy!用what怎样引导感叹句 You are a clever boy.以what开头变成感叹句 (how/what a )clever the boy is!填词呦酱 How clever a boy he is!这句话对么