问题

___ do you go to see your grandparents?— Once a month. [ ]
A:How long
B:How often
C:How soon
D:How much
B:How often
C:How soon
D:How much
正确答案是:
同类题型
Have you ever been to Nanning? — Yes, _______ .
About _____ of the world population is Chinese.
The highway from Zunyi to Renhuai ________for about two years.
That’s a nice mobile phone. —It is. My aunt _____ it for my last birthday.
Thanks_____ your help, and now I have made great progress in my English. [ ]