Peter didn’t use to be heavy, did he– ________. But look, how thin he is!

I believe this is the best movie of the year .–Well, Anyway, the ending is O.K

It is obvious to the students __________they should get well prepared for their future.[ ]

She __________ have left school, for her bike is stillhere.

Is everyone here today -No, Jack is at home____ he is ill.