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:

考查相似疑問詞的區別。根據答語Every other day可知對方問的是多久澆一次這種花。how often問頻率，符合題意。