Question

【题目】----_____ does your father go to the fitness center?
----He exercises there twice a week.
A.How soon
B.How often
C.How long

Answer 1

【答案】B
【解析】句意：----你爸爸多久去一次健 身中心？----他每周在那儿锻炼二次。A. How soon多快，问动作多久就要发生；B. How often多久一次，向频率提问；C. How long多久，问时间长度。根据答语there twice a week，本题是问多长时间去一次，问动作的频率，故选B。