新概念英语第四册Lesson 5 Youth 单词+课文 知识点讲义.doc

Lesson 5 Youth 一. 单词讲解 新概念四册  leave [li:v] n. 允许，许可 leave n. permission 允许，许可He did it without my leave. The senator asked leave to take the floor. I take leave to do sth. I take leave to say / doubt / think … forgive me for doing Forgive me for saying so, but what you said is nonsense. I take the liberty of doing I take the liberty of asking you a question. I venture to do I venture to say that you are making a dangerous mistake. fundamentals [ˌfʌndə'mentlz] n. 基本原理，基本原则fundamentals n.