先变成否定句,再变成一般疑问句,并做肯定,否定回答.1.He went to Hainan last week.2.She is a teac
问题描述：
先变成否定句,再变成一般疑问句,并做肯定,否定回答.1.He went to Hainan last week.2.She is a teac
答
1.Did he go to Hainan last week?
Yes,he did,
No,he didn't.
2.Is she a teacher?
Yes ,she is .
No,she isn't.