Mike _______2000 Chinese words since he came here.
题目
Mike _______2000 Chinese words since he came here.
A has learnd B had learned C would learn D learned
答案
表示状态已完成,现在完成时.
填A
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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