I quite understand that you need some time alone.

　　我很理解你需要獨自靜一會(huì )。

　　I don't like going out alone at night.

　　我不喜歡夜晚單獨外出。

　　Would you mind leaving us alone for a few minutes?

　　你不介意讓我們單獨待一會(huì )吧？

　　It was her first experience of living alone.

　　那是她第一次單獨生活。

　　I've told you before ─ leave my things alone!

　　我告訴過(guò)你——別碰我的東西！