I went to your house yesterday afternoon, but you were not in.— Sorry. I _______ basketball with my classmates.

The Sutong Highway Bridge, a__________ bridge, is open to traffic.

Could you tell me what time the train leaves Hefei for Beijing?—I’m afraid you need to ______on the Internet.

We knock _____people’s doors, and they usually give us some candy ______ a treat.[ ]

Tom, could you help with my English?— Sure. When shall we start?