There many people in the office but now nobody is allowed to.A. used to be；smokingB. us

问题补充：

There many people in the office, but now nobody is allowed to.

A. used to be；smoking

B. used to have；smoking

C. used to be；smoke

D. used to have；smoke

答案：

(答案→)A. used to be；smoking

B. used to have；smoking

C. used to be；smoke

D. used to have；smoke

解析：考查动词。本题考查there be句型及be used to doing习惯于做某事，选A。