[题目]He English for six years by the time he takes his exams.A. had been studying B. was studyingC. will have been studying D. has been studying 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】He____ English for six years by the time he takes his exams.

A. had been studying B. was studying

C. will have been studying D. has been studying

【答案】C

【解析】考查时态；句意为“到他考试之前，他已经学了六年英语”。因为“by the time he takes his exams.”是一个将来的时间，所以用将来完成时，故选C.

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