1、He's my best friend and I can trust him with anything.
他是我的最好朋友，我可以信任他任何事情。
2、She's been a friend to me during my toughest times.
在我最艰难的时刻，她一直是我的朋友。
3、He is a true friend who always stands by me.
他是一个真正的朋友，永远支持我。