Question

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

----It takes us hour or more to go to my hometown by train.

A.an; aB.a ; anC.an; /D.a; /

Answer 1

【答案】C

【解析】

冠词的考察 hour [au]第一个字母h不发音，所以一小时应用an hour; by 介词，当交通工具前无修饰词时，用介词by且名词前不用冠词。故选C。