题目内容
Tom’s score on the test is the highest in the class. He _____.
A. should study last night
B. should have studied last night
C. must have studied last night
D. must study last night
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题目内容
Tom’s score on the test is the highest in the class. He _____.
A. should study last night
B. should have studied last night
C. must have studied last night
D. must study last night