问题补充:
We have been friends with each other since he came to our school.主句为什么不用过去完成时
答案:
since 是现在完成时的标志,不是过去完成时.
加油!不明白再问!如果帮到你,请采纳,谢谢!
时间:2022-10-01 12:28:40
We have been friends with each other since he came to our school.主句为什么不用过去完成时
since 是现在完成时的标志,不是过去完成时.
加油!不明白再问!如果帮到你,请采纳,谢谢!