It have been Tom that parked the car here.as he is the only one with a car. A．ma
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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
试题答案
C
由后句“因为他是唯一有车的人”可知，这是一个非常肯定的推测，故用must。A、B两项是并非十分肯定的推测；而should have done是“本应该做某事而实际未做”，不合题意。