Question

(09四川卷)11. — I wonder ________ you’ll water this kind of flower. 

——Every other day. 

A. how often     B. how long   C. how soon   D. how much 

Answer 1

A 

解析:

考查相似疑问词的区别。根据答语Every other day可知对方问的是多久浇一次这种花。how often问频率，符合题意。