It was the first time that Mary was late. She ______ up in the traffic.A、could b

游客2025-03-16 1

问题 It was the first time that Mary was late. She ______ up in the traffic.

选项 A、could be held
B、can have been held
C、might have been held
D、might be held

答案 C

解析表示对过去发生事情的猜测，用must have done或might have done。前者把握性更大些。

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ItwasthefirsttimethatMarywaslate.She______upinthetraffic.A、couldb