The noise of something next door early every morning made me unable to fall into sleep.
| A．killed |
| B．killing |
| C．having killed |
| D．being killed |
_____, 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 |
In January , 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
| A．it marked | B．marking | C．marked | D．to mark |