问题补充：
— I wonder you’ll water this kind of flower.
— Every other day.
A. how much
B. how long
C. how soon
D. how often
答案：
A. how much
B. how long
C. how soon
(答案→)D. how often
解析：考查how引导的疑问词组，A、how much表示询问多少钱B. how long表示多长距离或时间C. how soon表示多久D. how often表示频率，句子意思“我想知道你多久才浇这种花”
