Question

5.(2013江苏南通海陵中学调研，33,★★☆)—should I give my dog a bath?

—You should give him a bath at least twice a week,I think.

   A. When   B. How often

   C. How long   D. How soon

Answer 1

5.B

5.B    句意:——我应该多久给我的狗洗一次澡？——我想你应该每周至少给他洗两次。根据答语中的twice a week可知选B。