It took them to finish the work yesterday.A. sometimesB. sometimeC. some timeD. some time

问题补充：

It took them to finish the work yesterday.

A. sometimes

B. sometime

C. some time

D. some times

答案：

A. sometimes

B. sometime

(答案→)C. some time

D. some times

解析：句意：昨天，他们花了一段时间完成这项工作。sometimes有时；sometime某个时候；some time一段时间；some times几次，几倍。故选C。