题目内容
Mr Green went to Shenzhen on business last week, ________ ?
A. isn't he
B. doesn't he
C. didn't he
D. hasn't he
答案:C

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题目内容
Mr Green went to Shenzhen on business last week, ________ ?
A. isn't he
B. doesn't he
C. didn't he
D. hasn't he