题目内容：
31. I could not quite___ what was different about Martin.A. put my finger in my eye B. put my finger in another’s pie
C. put my finger on D. all fingers and thumbs
32. Hearing the death of his mother, I tried to ____ him many times.
A. persuade B. convince C. console D. suggest
33. Tom asked ____ time to think all this matter over.
A. after B. about C. of D. for
34. We have received 500 ____ for the job after we had it advertised in the newspaper.
A. appliances B. apprentices C. appointments D. applications
35. Advertising ____ information flows between traders and thereby strengthens competitive market forces.
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