Question

【题目】--- does Mary usually go to the art club? --- Once a week.

A. How much B. How long C. How far D. How often

Answer 1

【答案】D

【解析】

句意：---玛丽通常多久去一次艺术俱乐部？---一周一次。A. How much多少；B. How long过长；C. How far多远；D. How often多久。答语--- Once a week.是表示频率的，因此用How often “多久”，来提问。故选D。