By the time the course ends_________, a lot about the culture of this country.

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By the time the course ends_________, a lot about the culture of this country.

A. we'll learn

B. we are learning

C. we have learnt

D. we'll have learnt

参考答案:

D本题考查的是将来完成时的用法。将来完成时表示在将来某一时刻之前业已完成的动作。题干的意思是:“这门课学完时,我们将了解这个国家很多文化知识。”