目录 1
Unit 1 That must be a record 1
Unit 2 Crossing limits 8
Unit 3 The land down under 15
Unit 4 Green world 23
Unit 5 Getting the message 30
Unit 6 Going West 39
Unit 7 A Christmas Carol 47
Unit 8 Learning a foreign language 55
Unit 9 Health care 63
Unit 10 American literature 71
Unit 11 Key to success 79
Unit 12 Education 87
Unit 13 The mystery of the Moon Stone 94
Unit 14 Zoology 102
Unit 15 Popular youth culture 110
Unit 16 Finding jobs 118
答案与简析 126