前言 1
Book One Good Health and Food(by Paul Simmonds) 1
Introduction 3
Unit 1 Fast food and therestaurant chains 3
Unit 2 Salt 8
Unit 3 Tea 13
Unit 4 The food we eat at festivals 19
Unit 5 Chinese medicinal plants 25
Unit 6 The potato 31
Unit 7 Soya beans 37
Unit 8 The banana plant 43
Unit 9 Fish farming 49
Unit 10 Vegetarians 55
Unit 11 Breakfast 61
Unit 12 Genetically modified crops 67
Self-Assessment Form 73
Book Two A World of Surprises(by Paul Simmonds) 75
Unit 1 Making and hearing sounds 77
Unit 2 Carnivorous plants 82
Unit 3 Dragonflies 87
Unit 4 Magic plants—quinine and artemisinin 93
Unit 5 Our Moon 99
Unit 6 The Sun 105
Unit 7 Mount Kilimanjaro 111
Unit 8 Whales 117
Unit 9 Cloning 123
Unit 10 Blood groups 129
Unit 11 The Loch Ness Monster 135
Unit 12 The surprising English gardens 141
Self-Assessment Form 147
Book Three Challenges(by Maggie Aldhamland) 149
Unit 1 The challenges we face 151
Unit 2 How can we feed the hungry? 156
Unit 3 Youth challenge 162
Unit 4 Poppy King—entrepreneur 168
Unit 5 The urge to explore 174
Unit 6 Travelling alone 180
Unit 7 Moscow to Beijing by bicycle 186
Unit 8 A great athlete 193
Unit 9 Born to dance 198
Unit 10 Fighting AIDS 204
Unit 11 A debate 210
Unit 12 Vocabulary challenge 216
Self-Assessment Form 221
Appendix 223