---Where’s your father?---He to Singapore for a meeting. He there twice.A. has gone, has

---Where’s your father?
---He to Singapore for a meeting. He there twice.
A. has gone, has been
B. has been, has gone
C. has gone, has gone
D. has been, has been

(答案→)A. has gone, has beenB. has been, has goneC. has gone, has goneD. has been, has been解析：have been to 表示曾今去某地，而have gone to 表示已经去了某地，故选A

这个解释是对的

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