中学生百科英语 2PDF电子书下载

Unit 1 Inventions and Inventors 1

Lesson 1 The Zipper 4

Lesson 2 The Postage Stamp 9

Lesson 3 Pencils and Pens 14

Lesson 4 The Umbrella 20

Lesson 5 The Metric System 25

Word Study 31

Extension ActivitiesVideo Highlights:CNN Video,An International Stamp-Making Company 35

Activity Page 37

Dictionary Page:Finding Antonyms 38

Unit 2 Sports 39

Lesson 1 Thai Boxing 42

Lesson 2 Sumo Wrestling 48

Lesson 3 Tarahumara Foot Races 53

Lesson 4 Olympic Sports 59

Lesson 5 Great Athletes 64

Word Study 69

Extension ActivitiesVideo Highlights:CNN Video,Scrabble？—More Than a Game 72

Activity Page 74

Dictionary Page:Stress and Pronunciation 75

Unit 3 Food 77

Lesson 1 The Puffer Fish 80

Lesson 2 Foods from Around the World 85

Lesson 3 Chocolate 91

Lesson 4 The Blue Revolution 97

Lesson 5 Twenty-One Days Without Food 103

Word Study 108

Extension ActivitiesVideo Highlights:CNN Video,The Puffer Fish—A Gourmet Japanese Food 112

Activity Page 114

Dictionary Page:Parts of Speech 115

Unit 4 Mysteries 117

Lesson 1 The Marie Celeste 120

Lesson 2 The Roanoke Settlement 126

Lesson 3 The Easter Island Statues 132

Lesson 4 The Tunguska Fireball 138

Lesson 5 Mystery of the Monarchs 144

Word Study 150

Extension ActivitiesVideo Highlights:CNN Video,Modern-Day Easter Island 155

Activity Page 157

Dictionary Page:Informal Usage 159

Unit 5 Business 161

Lesson 1 The History of Money 164

Lesson 2 Mass Marketing 171

Lesson 3 Inflation 177

Lesson 4 Doing Business Around the World 184

Lesson 5 Credit Cards 192

Word Study 198

Extension ActivitiesVideo Highlights:CNN Video,Coca-Cola？—An International Organization 203

Activify Page 206

Dictionary Page:Capitalization and Abbreviation 207

Unit Quiz 209

Vocabulary 223

Skills Index 226

Irregular Verbs 228

Video Transcripts 229