Question

Rainforests are becoming ________ , so we should protect them.

A. smaller and smaller

B. bigger and bigger

C. larger and larger

Answer

A

【解析】

试题分析：句意：热带雨林（面积）变得越来越小，所以我们应该保护它们。A. smaller and smaller越来越小；B. bigger and bigger越来越大；C. larger and larger越来越大。该题是比较级连用。根据句意，故选A。

考点：考查形容词的比较级的用法。