-does it take you to get to the zoo?-.It takes me hour.A. How often; aB. How far; anC. Ho

问题补充：

-does it take you to get to the zoo?

-.It takes me hour.

A. How often; a

B. How far; an

C. How long; an

D. How far; a

答案：

A. How often; a

B. How far; an

(答案→)C. How long; an

D. How far; a

解析：句意：--你去公园要多长时间？--需要一个小时。How often多久一次，表示频率；How far多远；How long多长；根据答语可知这里指的是时间，故排除ABD；hour是以元音因素开头的单词，所以应该用不定冠词an；故选C。