According to a report cigarette smoking in all indoor public places in our city next yea

问题补充：

According to a report, cigarette smoking in all indoor public places in our city next year.

.

A. will ban

B. have banned

C. will be banned

D. have been banned

答案：

A. will ban

B. have banned

(答案→)C. will be banned

D. have been banned

解析：考察时态和语态。根据next year可知使用将来时，根据句意可知使用被动语态，故C正确。