问题
选择题
---- I wonder you will water this kind of flower.
---- Every other day.
A．how often
B．how long
C．how sooner
D．how much
答案
A
题目分析：句意：我想知道你多久给这种花浇一次水。--每隔一天。根据回答Every other day.可知是询问频率，用how often，B. how long多长时间，C. how sooner多快，D. how much多少，所以选A。