The Eiffel Tower for the 1889 Paris Expo. It is a symbol of the city now.A. builtB. was b

问题补充：

The Eiffel Tower for the 1889 Paris Expo. It is a symbol of the city now.

A. built

B. was built

C. has built

D. was building

答案：

A. built

(答案→)B. was built

C. has built

D. was building

解析：考查时态及语态。句意：埃菲尔铁塔是为1889年巴黎世博会建造的。它现在是这个城市的象征。根据时间1889，又是被建，所以应用一般过去式的被动语态。选B。