Question

—________does your father play table tennis?        —Twice a week.

A．How long

B．How often

C．How soon

D．How far

Answer 1

B

試題分析：How long多長；How often  多久一次；How soon多久；How far多遠。根據下文，一周兩次。可知上文問的是，你的父親多久打一次乒乓球？故選B。