A new supermarket in my hometown last month.A. builtB. was builtC. has builtD. is buildin

问题补充：

A new supermarket in my hometown last month.

A. built

B. was built

C. has built

D. is building

答案：

A. built

(答案→)B. was built

C. has built

D. is building

解析：句意:上个月在我的家乡建了一个新的超市。这句话的主语是a new supermarket，根据句意可知，这里应该用被动语态；且句中有时间状语last month，所以应该用一般过去时的被动语态。故选B。