Question

— ______ do you go to the gym?
— Once a week.

A．How far

B．How often

C．How long

D．How soon

Answer 1

B

试题分析：How far多远；How often多久一次；How long多长；How soon多久。根据下文，每周一次。可知上文问的是，你多久去一次体育馆？故选B。