Contents（目录）前言（Foreword） 1
单元教学目的和要求（Teaching aims and demands） 1
Teaching notes of each unit（分单元教学建议） 15
Unit Title Grammar Daily Expressions in PageCommunication1 The summer holidays Question Forms Greetings/farewells 15
2 In the lab Direct and Indirect Requests 19
Speech(1) 19
3 American English Direct and Indirect Language difficulties 23
Speech(2) 23
Present Continuous and responses(Present/Future Use) 28
4 Travel Present Indefinite Good wishes 28
5 Why do you do that? Passives of Purpose 32
Different Tenses6 A new factory Future Passive Making a notice 36
and instructions7 Earthquakes The Attributive Talking about past 41
Clause(1) experiences8 Mainly revision Taking meals 46
9 Computers Present Perfect Making decisions 50
Passive10 Sports The Attributive Preference 54
Clause(2) 54
11 Country music Past Perfect Advice and suggestions 58
12 English programmes The Infinitive as Suggestions 62
Clause(3) 66
Subject13 Abraham Lincoln The Attributive Making comments 66
14 Mainly revision Future-in-the-Past Advice 70
Unit Text Page1 Letter to a pen friend 75
2 Look carefully and learn 80
3 American English 85
4 A travel diary 90
5 The green hills of Tangsa 95
6 A new car factory 100
7 Earthquakes 106
8 Food around the world 111
9 Computer for CAAC 114
10 The Olympic Games 118
11 American country music 123
12 English on the air 128
13 Abraham Lincoln 131
14 Letters 137
附录（Appendix） 142
阅读课文译文（Translations of reading texts） 142
Key to exercises in the Workbook（练习册中部分练习的答案） 151