摘要： 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
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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
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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 |