问题
选择题
— ________ times do you visit your grandparents every year?
— Three or four times a year. Usually at Mid-Autumn festival and Spring Festival.
A．How long
B．How often
C．How much
D．How many
答案
答案：D
题目分析：How long多长；How often多久一次；How much多少钱；How many多少个。根据下文，一年三到四次。可知上文提问的是频率，故选D，每年你多久拜访你的祖父母一次？