John’s score on the test is the highest in the class; he _____ last night.
2023-08-04
A.must study
B.should have studieD
C.must have studieD
D.is sure to study
参考答案:C
B.should have studieD
C.must have studieD
D.is sure to study
参考答案:C
本题考查情态动词
C选项,句意:约翰的考试分数全班最高;他昨天晚上一定学习了。表示对过去某一动作行为的猜测须要用must have done这一句型结构。
A,选项,对现在的猜测,与题意不符,故排除。
B,选项,本该做而未做,故排除。
D,与题意不符,故排除。
故正确答案为C选项。
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