目录 Unit 1 Relationship Part1 Lead-in Ⅰ Background Information Ⅱ Warm-up Questions Part 2 TextA Ⅰ New Words and Expressions Ⅱ Text How to Remember People’s Names Ⅲ Exercises Part3 TextB Ⅰ New Words and Expressions Ⅱ Text WhenFriendsGetJealous Ⅲ Exercises Part4 Grammar Unit 2 Lifestyle Part1 Lead-in Ⅰ Background Information Ⅱ Warm-up Questions Part2 TextA Ⅰ New Words and Expressions Ⅱ Text Broaden Your Horizons withTravel Ⅲ Exercises Part3 TextB Ⅰ New Words and Expressions Ⅱ Text Day dream Your Way to a Better Life Ⅲ Exercises Part4 Grammar Unit 3 Pets Part1 Lead-in Ⅰ Background Information Ⅱ Warm-up Questions Part2 TextA Ⅰ New Words and Expressions Ⅱ Text WhatPetsCanTrulyTeachUsHumans Ⅲ Exercises Part3 TextB Ⅰ New Words and Expressions Ⅱ Text Happiness You Can Actually Buy:The Power of a Pet. Ⅲ Exercises Part4 Grammar Unit 4 Money Management Part1 Lead-in Ⅰ Background Information Ⅱ Warm-up Questions Part2 TextA Ⅰ New Words and Expressions Ⅱ Text Stop Letting Your Money Control You Ⅲ Exercises Part3 TextB Ⅰ New Words and Expressions Ⅱ Text Save Money at the Supermarket