Question

¬ ______ does your mother watch the Talk Show? － Once a week.

A．How long

B．How often

C．How soon

D．How far

Answer 1

B

试题分析：句意：你多久看一次谈话节目？。How long多长；How soon多久；How often多久一次；How much多少钱。根据下文，Once a week.，一周一次，可知前文问的是，多久一次，故选B。