2022辽宁统招专升本英语每日一题86

6. John’s score on the test is the highest in the class; he ________ last night.

A.should study B.should have studied

C.must have studied D.must have to study

6.【答案】C。类比：出题含蓄动词。句意：马丁的考试分数班里最高，他昨天晚上一定努力学习了。表示对过去某一肢体行为的毫无疑问猜测需用 must have done这一句型结构。故选C。