Unit 1 Computer and Internet 1
Text A High Speed Internet 1
Text B When Is a Person an Internet Addict 11
Grammar Review 19
Communication Links 20
Chinese Version 22
Key to Exercises 23
Unit 2 Language Learning 29
Text A Foreign Language Learning in the United States 29
Text B Online English Language Tutors——the Newest Way to Improve Your Spoken English 39
Grammar Review 46
Communication Links 47
Chinese Version 48
Key to Exercises 50
Unit 3 Family 56
Text A Changes in British Families 57
Text B Thanksgiving and American Family 67
Grammar Review 74
Communication Links 75
Chinese Version 78
Key to Exercises 80
Unit 4 Friendship 86
Text A Friendliness and Friendships 87
Text B True Friends 98
Grammar Review 105
Communication Links 106
Chinese Version 107
Kev to Exercises 109
Unit 5 Health 116
Text A Laughfor the Health ofh 116
Text B Using the Force of Yoga 128
Grammar Review 136
Communication Links 138
Chinese Version l 39
Kev to Exercises 141
Unit 6 Sports 147
Text A Horse Sports 148
Text B Pair Skating and Ice Dancing 160
Grammar Review 1 68
Communication Links 170
Chinese Version 172
Key to Exercises 1 73
Unit 7 Traffic and Transportation 181
Text A History of Transportation in the U. S.（1800-1900） 181
Text B The Only Way to Travel Is on Foot 193
Grammar Review 200
Communication Links 201
Chinese Version 203
Key to Exercises 205
Unit 8 Nature and Environment 211
Text A World Water Shortage 211
Fext B A Compromise on Climate Change 222
Grammar Review 229
Communication Links 233
Chinese Version 237
Kev to Exercises 239
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