自学函授英语 4PDF电子书下载

Reading Materials 1

1. Ant as a Social Insect 1

2. In the Shadow of Etna 9

3. Something about Lasers 17

4. Making Leather 25

5. Is the Sun in Motion? 33

6. How we Locate Objects 40

7. The Life Style of a Rock Star 47

8. Sea Water and Pollution 58

9. Three Generatiom of Machine Tool Controls 63

10. Don t Push Your Kids Too Hard 71

11. Something about Mars 78

12. Flying Backwards and Forwards 85

13. The Devalopment of Civilization 92

14. Patterns of Motion in Our Galaxy 101

15. Those Who Ride on Two Wheels 109

16. China to Compete with West for Space Commerce 117

17. Adventure 127

18. Holography 135

19. Depression 145

20. Sailing on Boats of Sticks and Straw 154

21. The Growth of Physics 163

22. Bathing 171

23. Electric Circuits 183

24. Hearing and Your Ears 192

25. Benefits from Space Reserch 200

26. Agaimt the Storm 208

27. A Model for Electric Charge 216

28. Man Learned to Wear Clothes 224

29. Consumer Decision-Making 233

30. Sources of Light 243

31. Our Work Would Make My Mother Happy 251

32. Nuclear War 261

33. Is Your Water Safe? 269

34. Does Dieting Make You Fat? 278

35. Appropriate Technology 289

36. Towards the Unmanned Factory 303

37. Experts and Non-experts 314

38. Euro Closures-More Chance for Japan 323

39. I Led the Attock on Pearl Harbor 335

6. The Healing Power of Belief 339

40. I Led the Attack on Pearl Herbor (continued) 347

1. Computers of Merit 359

Supplementary Materials 359

2. The Differences between Electricity and Gravity 362

3. Going Home to Italy 367

4. Europe Looks at Heart Disease 370

5. Man and Machine 375

7. A Visit to Swiss Underground Caverns 384

8. Hide and Seek Is Child s Play 388

9. How to Know Animal Sufferings 404

10. STS in Further Education 409

Appendix 417

Key to the Exercises 417