Chongqing is lively city with many places to have fun. A. anB. aC. theD. /

问题补充：

Chongqing is lively city with many places to have fun.

A. an

B. a

C. the

D. /

答案：

A. an

(答案→)B. a

C. the

D. /

解析：句意:重庆是一个有许多好玩的地方的,生机勃勃的城市.结合语境可知本句中泛指任何一个此类城市,故用不定冠词,lively词首音素是辅音,故不定冠词用a,选B.