The small victories in the fight against poverty and hunger have helped many people who ar

问题补充：

The small victories in the fight against poverty and hunger have helped many people who are in trouble allowing them to maintain dignity.

A. before

B. after

C. for

D. while

答案：

A. before

B. after

C. for

(答案→)D. while

解析：考查连词：while 这里可以解释“同时，当…时候”。这里解释为“与此同时”汉语上是通的，while是从属连词。句意是：消除贫困和饥饿的小胜利已经帮助许多有麻烦的人，同时让他们保持尊严。选D