题目内容

The time he has devoted in the past years _____________ the disabled is now thought to be ________ great value __________ him.

A. to help; of; for B. to helping; of; to

C. to help; in; of D. to helping; /; to

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网