Question

【题目】How much money has he devoted these poor children return to school?

A. to help B. helping

C. helps D. to helping

Answer 1

【答案】D

【解析】试题分析：句意：他贡献了多少钱来帮助这些贫困儿童返校？根据句意及题干分析“贡献……去做”是devote...to doing sth.，故选D。