our help, there is no doubt______ our plwhether

We don’t believe the baby is badly ill,__________?

If your children ________ a bit, there’d be room for another one on this seat.

There’s someone knocking on the door. Who _________ it be?—It must be John. He promised to be here at 8:00.

did you go on National Day —Jiuzhai Valley I ______ to go to France, but theexpense was too high