I’m not allowed to go out on school nights. — .

Peter, ______ do you visit your grandparents? —Twice a month. [ ]

Not until he questioned the manager several times ___________ that the engineer-in-chief had gone to an important meeting.

Which is the _______ way to Qingdao, by plane, bus or train?

_____ you _____ your drawing?-Not yet. It will be done in a few minutes.