Question

—_____do you go to the gym?
—Twice a month.

A．How many

B．How much

C．How often

D．How far

Answer 1

C

试题分析：Howfar多远；How many多少，修饰可数名词复数；How often多久一次；How much多少钱。根据回答，一个月两次，故选C。