问题描述:
Mr Smith works with a chemical company,but he_ for the industrial fair,since he is on leave.
Mr Smith works with a chemical company,but he ______ for the industrial fair,since he is on leave.
A.has worked
B.works
C.has been working
D.is working
这句话怎么翻译啊?
Mr Smith works with a chemical company,but he ______ for the industrial fair,since he is on leave.
A.has worked
B.works
C.has been working
D.is working
这句话怎么翻译啊?
问题解答:
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