Question

【题目】—__________ do you go to visit your grandparents?

—Less than three times a month.

A. How long B. How often

C. How much D. How many

Answer 1

【答案】B

【解析】考查疑问词。句意：——你多长时间拜访你祖母一次？——一个月不到三次。how often多久一次；how much多少，一般对不可数名词的数量提问；how long多久，提问一段时间；how many多少，一般对可数名词的数量提问。根据这个对话的意思可知选B。