Question

【题目】—How long does it take us to go to your hometown from here?

—It takes us about ____________ hour by train.

A. aB. anC. theD. /

Answer 1

【答案】B

【解析】

考查冠词用法。句意：—从这里到你们家要花费多久？—我们乘火车要花费大约一个小时。A. a用于辅音开头单词前；B. an用于元音开头单词前；C. the定冠词，表示特指；D. /

一小时是泛指，用不定冠词an。故选B。