Have you ever____to the Great Wall?Ago B been to C gone to?为什么

题目

Have you ever____to the Great Wall?Ago B been to C gone to?为什么

答案

been to, gone to 的区别
been to 去过了,回来了
gone to 去了,还没回来
既然是问人家去没去过,肯定是been to