2022-08-18 22:21 作者 :小品 围观 : 次
之前介绍句型转换的时候,告诉过大家一个排序。现在进行时由am/is/are +V.-ing构成, 也适用这个规律。
例1肯定句:I am reading a book.
否定句:I am not reading a book.
一般疑问句:Are you reading a book?
肯定回答:Yes, I am.
否定回答:No, I’m not.
特殊疑问句:What are you doing?
例2肯定句:He is dancing.
否定句:He is not dancing.
一般疑问句:Is he dancing?
肯定回答:Yes, he is.
否定回答:No, he isn’t.
特殊疑问句:What is he doing?
例3肯定句:They are playing basketball now.
否定句:They are not playing basketball now.
一般疑问句:Are they playing basketball now?
肯定回答:Yes, they are.
否定回答:No, they aren’t.
特殊疑问句:What are they doing now?