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题目内容
（石家庄铁道大学大学英语1）
______ a choice of two jobs, the man decided to take the one which was more challenging.
A、 When being offered
B、 When offering
C、 When he is offered
D、 When offered
A、 When being offered
B、 When offering
C、 When he is offered
D、 When offered
参考答案