问题补充:
--- do you go to the movies?
--- Once a week.
A. How long
B. How much
CHow soon
D. How often
答案:
A. How long
B. How much
C. How soon
(答案→)D. How often
解析:考查疑问词:A. how long多长时间B. how much多少,C. how soon 多久D. how often多久一次,从答语Once a week,可知是问多久一次。句意:你多久看一次电影?--一周一次。选D。