Not only his parents but also his sister --- to see his grandparents.They haven`t come back yet.为什么要用has been而不是has gone去了呢

分类: 作业答案 • 2022-05-17 21:51:14

问题描述：

Not only his parents but also his sister --- to see his grandparents.They haven`t come back yet.
为什么要用has been而不是has gone去了呢

答