1.Do you know whether he is on holiday or ( A.in business B.on business C.to work 2.He is a
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1.Do you know whether he is on holiday or ( A.in business B.on business C.to work 2.He is a
1.Do you know whether he is on holiday or ( A.in business B.on business C.to work 2.He is a
1.Do you know whether he is on holiday or ( A.in business B.on business C.to work 2.He is a
B on business 的意思是“出差办事,因公,因事,为了公事”
B
B
B 出差