Question

------ I wonder ______ you’ll water this kind of tree.
------- Once a week.

A．how often

B．how long

C．how soon

D．how much

Answer 1

A

疑問詞辨析。how often多久一次；how long多長；how soon多久；how much多少錢。根據(jù)下文once a week一周一次，可知上文提問頻率，故選A。