改错 I'm sure they will be late.______________.you've never been there,have you?______________.

问题描述:

改错 I'm sure they will be late.______________.you've never been there,have you?______________.
you don't enjoy cooking much,do you?______________.
he didn't do the exercise.______________.

1.I'm sure that they will be late.
2.You've never been there,haven't you?
3.You don't enjoy cooking very much,do you?
4.He didn't do exercise.