Ⅰ.完成下列附加疑问句
1．Your parents had a long talk with you last night, didn't_they?
2．Everyone has advised you not to go on a diet, haven't_they/hasn't_he?
3．Shopping isn't what you want to do, is_it?
4．Students mustn't be late, must_they?
5．You must have got the letter when you were in the office, didn't_you?
6．She seldom argues with others, does_she?
7．They are hopeless, aren't_they?
8．Don't play with fire, will_you?
9．Let's go home, shall_we?
10．They told me it was not true, didn't_they?
11．There is nobody outside, is_there?
12．—He knows little about it, does_he?
—Yes, he_does./No, he_doesn't.
