his homework the boy was allowed to watch TV.A. FinishedB. FinishingC. Having finishedD.

问题补充：

his homework, the boy was allowed to watch TV.

A. Finished

B. Finishing

C. Having finished

D. To finish

答案：

A. Finished

B. Finishing

(答案→)C. Having finished

D. To finish

解析：可联系答.案.网客服索取。