Question

【题目】My sister is _____ engineer. She doesn’t wear _____ uniform at work.

A.an, anB.an, aC.a, aD.a, the

Answer 1

【答案】B

【解析】

句意：我姐姐是个工程师。她上班不穿制服。

考查冠词辨析。不定冠词a/an修饰单数名词，表泛指，a用在以辅音音素开头的单词前面，an用在以元音音素开头的单词前面；定冠词the表特指。engineer以元音音素开头，需用不定冠词an表泛指；而uniform以辅音音素开头，需用不定冠词a；根据句意语法，故选B。