【题目1】—Alice won’t join in our discussion tonight.
—Oh, she . We have already put it off.
A. mustn’t B. needn’t
C. shouldn’t D. can’t
【题目2】It took me quite a few minutes ________ I could recognize his face.
A. till B. when
C. since D. before
【题目3】—Andy, you ____ for quite a long time. Why don't you take a break?
—Sure. Right after I finish this report.
A. have been working
C. were working
D. will work
【题目4】Peter's jacket looks just the same as Jack's, but it costs ______.
A. as much twice
B. twice as much
C. much as twice
D. as twice much
【题目5】Judy was walking on the street when she ______ someone crying for help.
A. had been heard
B. was hearing
C. had heard