The engineer will return from Macao ____ a few days.
| A．since | B．in | C．on | D．after |
My friend Tom _______me __________ for an hour yesterday.
| A．keep; wait | B．keeping; waited |
| C．kept; waiting | D．keeps; to wait |
That is a good idea. Who it?
| A．stayed away from | B．took pride in |
| C．came up with | D．paid attention to |
_________ useful advice she gave you ! You should listen to her.
| A．How | B．How a | C．What | D．What a |
—Could you tell me __ ?
—Yes, it will start at ten.
| A．when will the meeting begin | B．when the meeting will begin |
| C．where the meeting begins | D．where does the meeting begin |
The factory ______ its waste into the river, but now it deals with the waste in a new way.
| A．used to dump | B．is used to dump | C．used to dumping | D．is used to dumping |