18.Every boy and every girl as well as some teachers who _________to visit the museum _______asked to be at school gate before 6:00 in the morning.
You must have read about Dickens long ago, __________?
You daren’t say that to him, _________?
Wang said that he was not there then, _____?
I suppose he’s serious, ___________?
I don’t think he will come to our party, _____?