更新时间：2025-04-23 15:05:14
封面
版权页
内容提要
前言
Unit 1 Places
知识清单
考点精练
Unit 2 Festivals and Celebrations
Unit 3 The Internet and Technology
Unit 4 Weather and Climate
Unit 5 Sports and Competition
Unit 6 Business
Unit 7 People
Unit 8 The Universe
真题综合演练
参考答案
