Question

— I wonder ________ you’ll water this kind of flower. 
—Once a week.

A．how often

B．how long

C．how soon

D．how much

Answer 1

A

考查疑问词：A. how often多久一次，B. how long多长时间C. how soon多快，D. how much多少，从答语：once a week，可知选A。句意是：我想知道你要多长时间浇一次这种花。--一星期一次。