Is this the way you thought of ______ the problem?A to solve B solving C solve D solved
The time he has devoted in the past years ______ the disabled is now considered ______ of great value.
At first it looked like a simple accident, but later the police became doubtful.
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.
I have been searching for a painting to decorate my room, but ________ seems really difficult for me to find ________ I like.
The young man had no ____ for hard work.