Question

【题目】A: ________ do you go to visit your grandparents?
B: 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】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。