— Could you tell me ?
— Certainly. In half an hour.
| A．when will the high speed train arrive |
| B．when the high speed train will arrive |
| C．when would the high speed train arrive |
| D．when the high speed train would arrive |
The girl devoted all her time she had _____ poor children.
| A．to help | B．helping | C．helped | D．to helping |
The engineer was _______arrest _______murder.
| A．on; with | B．under; with |
| C．under; for | D．in; for |
It’s raining hard. We have to stay at home __________ going fishing.
| A．in front of | B．because of |
| C．in need of | D．instead of |
—Look! That man looks like Mr Green.
—It can’t be him. He _________ to America.
| A．went | B．will go | C．has gone | D．is going |
This is _______ empty bottle. But it is _______useful one.
| A．a; a | B．an; a | C．an; the | D．a; an |