(2013·济南市一模)—I will have to think about it again.
—If you ， you may lose the opportunity to pete altogether.
A. hesitate
B. wonder
C. continue
D. fail
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(答案→)A. hesitate
B. wonder
C. continue
D. fail
解析：选A 句意：“我必须再次好好考虑一下。”“如果你犹豫不决，你可能会失去这个比赛的好机会。”hesitate“犹豫；迟疑”；wonder“想知道”；continue“继续”；fail“失败”。