CNN英语精读精听 科技篇 1PDF电子书下载

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目录 1

Contents 1

1．Is There Life on Mars? 1

2．Missions to Mars 6

3．Do UFOs Exist? 9

4．UFO Crash at Roswel? 13

5．Conjoined Twins 19

6．How to Prevent Heart Disease? 28

7．Traditional Medicine and Modern Medicine 34

8．Computer Companies Begin Computer Recycling Program 39

9．Satellite Radio 43

10．Costa Rica′s“Pure Life” 46

11．Eco-tourism in Couran Cove 50

12．Diesel or CNG 53

13．New Concept Cars 56

14．Geothermal Power in Tuscany 60

15．A Blessing in Disguise 63

16．Cuba′s New Energy Resources 67

17．Flavor of the Sun 71

18．Life in the Outback of Australia 74

19．Fog Harvesting in Chile 78

20．Fresh Water From Sea Water 82

21．Hydroponics Revived 85

22．Fish out of Sewage 88

23．SARS Changes Hong Kong′s Buildings 92

24．Straw Houses in Cape Town 96

25．Factory Inside Game Sanctuary 98

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