-I wonderyou will water this kind of flower.-- Every other day.A. how oftenB. how l

问题补充：

---- I wonderyou will water this kind of flower.

---- Every other day.

A. how often

B. how long

C. how sooner

D. how much

答案：

A. how often

B. how long

C. how sooner

D. how much

解析：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。