第一部分单项填空(共15小题；每小题1分，满分15分)
21. Film has a much shorter history, especially when ___such art forms as music and painting.
A having compared to B comparing to C compare to D compared to
22.Before you quit your job, ____how your family would feel about your decision.
A consider B considering C to consider D considered
23. It was not until I began to work that ________ how much time I had wasted.
A. didn’t I realize B. did I realize C. I didn’t realize D. I realized
24. He is _______ to ring me tonight.
A. possible B．likely C．probable D. maybe
25.This special school accepts all disabled students,______ educational level and background.
A. according to B. regardless of C. in addition to D. in terms of
