-- So far how long you China? For one year.A. have come toB. have been toC. have

问题补充：

-- So far, how long you China? -- For one year.

A. have, come to

B. have, been to

C. have, been in

D. have, gone to

答案：

A. have, come to

B. have, been to

(答案→)C. have, been in

D. have, gone to

解析：考察时态。句意：到目前为止，你到中国多久了？——一年。结合语境可知本句描述的是到现在为止已经完成的动作，故用现在完成时态。英语中瞬间动词不能与表示一段时间的时间状语连用，选项ABD表示瞬间动作，故选C