Jim spent half an hour his work.A. finishB. to finish doingC. finishing to doD. finishing

问题补充：

Jim spent half an hour his work.

A. finish

B. to finish doing

C. finishing to do

D. finishing

答案：

A. finish

B. to finish doing

C. finishing to do

(答案→)D. finishing

解析：句意：吉姆花了半个小时完成作业。现在分词作状语表示主语正在进行的伴随性动作，和句子主语是主谓关系。故选D。