新世纪大学英语综合教程4 Unit6 课堂笔记及课后练习参考答案

Notes for Unit 6, Book 4I. Useful Words and Expressions (Text A)1. live by (title) behave according to the rules of… 按照……规律生活live on(L. 63) continue in life or use; survive 继续活着（使用着）Man cannot live by bread alone. 人不能只靠面包活着。Our affections are our life – We live by them; they supply our warmth. 我们的感情，是我们的生命..