单选题
Li Ming ______ a book about applying for universities in the United States and now she must have finished it.
A、
has written
B、
wrote
C、
had written
D、
was writing
【正确答案】
D
【答案解析】
[解析] 说话人推测李明的书应该写完了,那么写书这一动作是过去发生,我们首先就可以排除选项A。由于书写是一段时间的事情,所以宜用过去进行时,因此选项D为最佳答案。
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