The school headmaster forbids in the office.A. smokingB. to smokeC. us smokeD. from smoki

问题补充：

The school headmaster forbids in the office.

A. smoking

B. to smoke

C. us smoke

D. from smoking

答案：

(答案→)A. smoking

B. to smoke

C. us smoke

D. from smoking

解析：考查固定用法。句意“那位校长禁止在办公室吸烟。”forbid doing sth.=forbid sb. to do sth.“禁止做某事”。故选A。