- do you read English books?- Three or four times a week.A. How longB. How farC. How muchD

问题补充：

- do you read English books?

- Three or four times a week.

A. How long

B. How far

C. How much

D. How often

答案：

A. How long

B. How far

C. How much

(答案→)D. How often

解析：答语是“Three or four times a week. ”是表示频率的，故用how often 来提问。