He _____English for eight years by the time he graduates from the university next year.
A.will learn B.will be learning C.will have learn D.will have been learnt
我的答案是选C,可是参考答案是D,到底应该是哪一选项,
人气：334 ℃ 时间：2020-01-30 12:05:11
解答
如果你的选项没有输错的话,则本题无答案.
本题正确答案应是：will have learned / learnt
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