This is a key.(变成一般疑问句,并作否定回答)
问题描述:
This is a key.(变成一般疑问句,并作否定回答)
答
is this a key?
no,it isn't.
This is a key.(变成一般疑问句,并作否定回答)
is this a key?
no,it isn't.