—Jack bought a new mobile phone the other day.
— ?That’s his third one in just one month.
A. Had he
B. Did he
C. Does he
D. Has he
网友回答
A. Had he
(答案→)B. Did he
C. Does he
D. Has he
解析：Did he?意为“是吗？”。根据所提供的情景Jack bought a new mobile phone the other day.可判断出要用一般过去时Did he did。