题目内容
He is a little bit mysterious these days. Nobody in our company knows exactly .
A. what he is working on B. what is he working on
C. what did he work on D. what was he working on
【答案】
A
【解析】 略
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题目内容
He is a little bit mysterious these days. Nobody in our company knows exactly .
A. what he is working on B. what is he working on
C. what did he work on D. what was he working on
A
【解析】 略