Question

I have ___ useful grammar book. It was a present for my mother.

A. a B. an C. the

Answer 1

A

【解析】

试题分析：句意：我有一本有用的语法书。它是我妈妈送给我的礼物。a这里表示一个，useful是辅音开头。故选A。

考点：考查不定冠词的用法。