计算机英语阅读PDF电子书下载

Unit One 1

Text A The History of Computer 1

CONTENTS 1

Exercise 1 5

Text B Herman Hollerith and the Census Machine 6

Exercise 2 9

Unit Two 14

Text A The Computer 14

Exercise 3 19

Text B The Computer and the Human Brain 20

Exercise 4 23

Text A The First Four Generations of Computers 28

Unit Three 28

Exercise 5 31

Text B The Design and Manufacturing of Electronic Chips 32

Exercise 6 36

Unit Four 41

Text A Types of Computers 41

Exercise 7 45

Text B Computer Operator 46

Exercise 8 49

Unit Five 54

Text A Selecting a Personal Computer System 54

Exercise 9 57

Text B The Processor of the Computer 59

Exercise 10 62

Unit Six 67

Text A DOS and the Personal Computer 67

Exercise 11 72

Text B What Happens When the Power Is Turned On 73

Exercise 12 76

Unit Seven 80

Text A Programming Language 80

Exercise 13 84

Text B What Is Java？ 85

Exercise 14 87

Text A Office Automation 91

Unit Eight 91

Exercise 15 95

Text B Telecommuting 96

Exercise 16 99

Unit Nine 103

Text A Robots：Steel-Collar Workers 103

Exercise 17 106

Text B How to Make a Robot Smile 107

Exercise 18 111

Unit Ten 115

Text A How the Chess Was Won 115

Exercise 19 120

Text B Chess Is Too Easy 121

Exercise 20 124

Unit Eleven 128

Text A Let My Computer Serve Me 128

Exercise 21 131

Text B A New Born User-Friendly Technology 133

Exercise 22 135

Unit Twelve 141

Text A Digital Perfection 141

Exercise 23 144

Text B When to Use a Computer 145

Exercise 24 148

Unit Thirteen 152

Text A Electronic Mail in Electronic Age 152

Exercise 25 156

Text B Understanding Encryption 157

Exercise 26 160

Unit Fourteen 164

Text A Electronically Implanted Values 164

Exercise 27 167

Text B Safety Patrol 168

Exercise 28 171

Unit Fifteen 176

Text A Y2K May Trigger Early Panic 176

Exercise 29 178

Text B Who Is Afraid of the Millennium Bug 179

Exercise 30 182

Text A The NextInternet Hero 188

Unit Sixteen 188

Exercise 31 192

Text B New Internet Technologies for the New Year 193

Exercise 32 197

Unit Seventeen 201

Text A Building a Bond of Trust 201

Exercise 33 204

Text B A Privacy Safety Net 205

Exercise 34 208

Unit Eighteen 213

Text A Local Area Network 213

Exercise 35 217

Text B The PC As Family Servant 219

Exercise 36 221

Unit Nineteen 225

Text A Will Computers Transform the Schools？ 225

Exercise 37 229

Text B Computerized Home Education Movement to Take Off 230

Exercise 38 233

Unit Twenty 239

Text A The Top Ten Trends in Computer Industry 239

Exercise 39 242

Text B The Fifth Generation Computer 243

Exercise 40 246

Appendix Key to the Exercises 250