问题
选择题
It ________ have been Tom that parked the car here, as he is the only one with a car.[ ]
A. may
B. can
C. must
D. should
答案
答案：C
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It ________ have been Tom that parked the car here, as he is the only one with a car.[ ]
A. may
B. can
C. must
D. should
答案：C