Students ________ remain in their seats until all the papers have been collected.
| A．shall | B．might |
| C．could | D．will |
--- Did you get a dictionary?
--- No, I _____, but there were not any _____.
| A．tried; to be left | B．had tried to; leaving |
| C．tried to; left | D．had tried; have left |
_____, the subject was always in my mind.
| A．Walking or sleeping |
| B．Walking or slept |
| C．Having walked or slept |
| D．To walk and sleep |
As I will be away for at least a year, I’d appreciate _____ from you now and then so that I can know how everyone is getting along.
| A．having heard | B．to hear |
| C．hearing | D．being heard |
The thief fell to the ground, his left foot _____ and blood _____ down from his mouth.
| A．breaking; running | B．broken; running |
| C．breaking; run | D．broken; run |
You can’t imagine what great trouble they have _____ the problem _____.
| A．to solve; being talked about |
| B．solving; discussing |
| C．to solve; to talk about |
| D．solving; being discussed |