-- do you go to a movie?--Twice a week.A. How soonB. How oftenC. How oldD. How much

网友回答

A. How soon
(答案→)B. How often
C. How old
D. How much
解析：疑问词辨析。How soon多久；How often多久一次；How old多大；How much多少。
Twice a week.意思是一周两次，表示频率常用来回答以how often引导的特殊疑问句。故选B。