问题补充:
—Mr Wang’s never been to Canada , has he?
—. He went there on business last week.
A. No , he hasn’t
B. Yes , he has
C. No, he has
D. Yes, he hasn’t
答案:
A. No , he hasn’t
(答案→)B. Yes , he has
C. No, he has
D. Yes, he hasn’t
解析:根据答语可知,王老师去过加拿大,故选B.