Question

The Greens _________ China for three years.

[　　]

A. have come to

B. have been to

C. bare come in

D. have been in

Answer 1

答案：D
提示：

根据后面的for three years前面用延续性动词，排除A和C；have／has been to“到过某地”；have／has been in“在某地”。