With a lot of difficult problems_____________, the newly-elected president is having a hard time.
| A．settle | B．setteling | C．to settle | D．being settled |
This factory produces a million pairs of shoes every year, 80% are sold, abroad.
| A．of them | B．of which | C．of that | D．which of |
The time he has devoted in the past years ______ the disabled is now considered ______ of great value.
| A．to help; being | B．to helping; to be | C．to help; to be | D．helping; being |
At first it looked like a simple accident, but later the police became doubtful.
| A．sight | B．view | C．look | D．glimpse |
It’s quite a time _____ Liu Xiang was injured in the foot, but we are sure it won’t be long _____ he returns to the track.
| A．after; when | B．before; since | C．that; when | D．since; before |
I have been searching for a painting to decorate my room, but ________ seems really difficult for me to find ________ I like.
| A．that; one | B．it; it | C．that; it | D．it; one |