do you eat junk food?- I like it. I eat it three times a week.A. How longB. How far

问题补充：

--- do you eat junk food?

--- I like it. I eat it three times a week.

A. How long

B. How far

C. How often

D. How much

答案：

A. How long

B. How far

(答案→)C. How often

D. How much

解析：

试题分析: 句意：你多久吃一次垃圾食品？我喜欢吃，一周吃三次。How long 多久，How far多远， How often 多久一次， How much多少。根据 I eat it three times a week.我一周吃三次，可知是询问频率，故选C.