To finish the work in such a short time all of us like crazy day and night.A. are suppo

问题补充：

To finish the work in such a short time, all of us like crazy day and night.

A. are supposed to work

B. suppose to work

C. suppose to working

D. are supposed to working

答案：

(答案→)A. are supposed to work

B. suppose to work

C. suppose to working

D. are supposed to working

解析：考查短语be supposed to do sth应该做某事。 句意：为了在这么短的时间完成工作我们都应该拼命地日夜干活。