新编实用英语教程 上PDF电子书下载

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Lesson One Courtesy：Key to a Happier World 1

Lesson Two Animal Education 27

Lesson Three Reading for A s 49

Lesson Four The English Character 73

Lesson Five Fathers ＆ Sons：The Bonding Process 94

Lesson Six Genetic Discovery Brings Worries As Well As Hope 115

Lesson Seven A Brief History of Stephen Hawking 139

Lesson Eight Environmental Problems 161

Lesson Nine Americans：A Definition 183

Lesson Ten Getting Enough Sleep?Dream On 206

Lesson Eleven The Writing of English 231

Lesson Twelve Cinderella s Stepsisters 252

Lesson Thirteen How to Grow Old 273

Lesson Fourteen The Web Lifestyle 299

Lesson Fifteen The Dog That Nobody Wanted 320

Lesson Sixteen The International Space Station 343

Appendix Ⅰ Key to the Exercises 363

Appendix Ⅱ Vocabulary List 413

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