英语知识——疑问句

一般疑问句

1. Be, 情态动词
2. 加助动词，没有be，情态动词
   提前就可以了
   He is playing?
   Is he palying?
   特殊疑问句
   加疑问词？when where how, how many
   where is he playing?

间接疑问句
只需在直接疑问句前面加上“Could you please tell me…”或者“Do you know…”等类似的短语。
Could you tell me where he is playing?
Could you please tell me where the bookstore is?

Do you know where the bookstore is?

反义疑问句
It is raining now, isn’t it?

how about, what about+ 宾语
what about going to school?
what about you?