They won't go to the party, will they?
This house is new, isn't it?
They entered the classroom after the teacher, didn't they?
She was writing a letter when you phoned, wasn't she?
Bob was playing the piano when we came, wasn't he?
It will be a useful exercise, won't it?
His speech was boring, wasn't it?
We can all make mistakes, can't we?
Bill was in the country, wasn't he?
Bill went to the country, didn't he?