---We haven’t seen Tim these days.-He America.A has gone to B has been to C is going t

问题补充：

---We haven’t seen Tim these days. ---He America.

A has gone to B has been to C is going to D will go to

答案：

解析：句意：这些天我没见到过蒂姆。——他已经去了美国。可知句子为完成时态，他去美国的动作是瞬间的动作，故选A。been 表示存在的状态，不能和to搭配使用。