Question

--- How often does your mother go shopping? --- ______.

A. Once a week B. Three times

C. For a week D. Today

Answer 1

A

【解析】

试题分析：句意：——你母亲多久购物一次？——一周一次。Once a week“一周一次”； three times三次；for a week长达一周； today今天。根据how often可知此处是对频率提问，故用once a week，故选A。

考点：考查疑问句的用法。