leave somebody alone  不管某人

　　Could you please just leave me alone? 你能不能别管我？

　　I didn't want to leave him alone. 我不想不管他。

　　I left her alone out there. 我把她一个人留在那里。

　　They're even. So just leave it alone. 没什么不公平的，所以不要管了。

　　Tina always wears old clothes.  缇娜总是穿破旧的衣服。

　　Leave Tina alone. She's a nice girl.  别管她，她是个不错的女孩。