1.I have known him for five years.
2.They have been in the US for five years.
3.He has lived in JiNing ever since he moved here.
4.They have known each other since 1999.
5.It has been three years since I came to this school.
希望能帮到你O(∩_∩)O
1.I have known him for five years.
2.They have been in the US for five years.
3.He has lived in JiNing ever since he moved here.
4.They have known each other since 1999.
5.It has been three years since I came to this school.
希望能帮到你O(∩_∩)O