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

-- 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

A. have, come toB. have, been to(答案→)C. have, been inD. 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

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