UNIT 1 1
Passage：Computer Hardware 1
New Words 2
Phrases 4
Abbreviation 5
Notes to the Passage 5
Comprehension Exercises to the Passage 6
Exercises to Terms and Vocabularies 7
Exercise to a Short Passage 8
Passage for Reading：What Is a Computer System? 9
Exercise to the Passage for Reading 10
UNIT 2 11
Passage：Types of Computer Systems 11
New Words 13
Phrases 15
Abbreviations 15
Notes to the Passage 15
Comprehension Exercises to the Passage 16
Exercises to Terms and Vocabularies 17
Exercise to a Short Passage 19
Passage for Reading：Summary of Computer's Components 20
Exercise to the Passage for Reading 21
UNIT 3 23
Passage：The Central Processing Unit 23
New Words 26
Phrases 27
Abbreviation 28
Notes to the Passage 28
Comprehension Exercises to the Passage 29
Exercises to Terms and Vocabularies 30
Exercise to a Short Passage 32
Passage for Reading：Monitor and System Unit 33
Exercise to the Passage for Reading 34
UNIT 4 35
Passage：Main Memory 35
New Words 39
Phrases 41
Abbreviations 42
Notes to the Passage 42
Comprehension Exercises to the Passage 43
Exercises to Terms and Vocabularies 45
Exercise to a Short Passage 46
Passage for Reading：How Bluetooth Works? 47
Exercise to the Passage for Reading 51
UNIT 5 53
Passage：Internet and Web Technology 53
New Words 56
Phrases 58
Abbreviations 58
Proper Names 58
Notes to the Passage 59
Comprehension Exercises to the Passage 60
Exercises to Terms and Vocabularies 62
Exercise to a Short Passage 63
Passage for Reading：A Hackers'Glossary 64
Exercise to the Passage for Reading 67
UNIT 6 70
Passage：Output Device 70
New Words 73
Phrases 75
Abbreviations 76
Notes to the Passage 76
Comprehension Exercises to the Passage 77
Exercises to Terms and Vocabularies 79
Exercise to a Short Passage 80
Passage for Reading：10 Tips for Improving Your Wireless Network 81
Exercise to the Passage for Reading 84
UNIT 7 87
Passage：Hardcopy Output Devices 87
New Words 92
Phrasas 93
Abbreviations 93
Notes to the Passage 93
Comprehension Exercises to the Passage 94
Exercises to Terms and Vocabularies 96
Exercise to a Short Passage 98
Passage for Reading：Drawing Objeets 98
Exercise to the Passage for Reading 103
UNIT 8 105
Passage：Network 105
New Words 109
Phrases 111
Abbreviations 112
Notes to the Passage 113
Comprehension Exercises to the Passage 113
Exercises to Terms and Vocabularies 115
Exercise to a Short Passage 117
Passage for Reading：Internet of Things 118
Exercise to the Passage for Reading 124
UNIT 9 127
Passage：Data Transmission Media 127
New Words 131
Phrases 133
Notes to the Passage 133
Comprehension Exercises to the Passage 134
Exercises to Terms and Vocabularies 136
Exercise to a Short Passage 138
Passage for Reading：Good News for E-Commerce，but Shoppers Must Be Wary 138
Exercise to the Passage for Reading 140
UNIT 10 142
Passage：What's the Deal with Computer Viruses 142
New Words 145
Phrases 146
Abbreviation 147
Proper Names 147
Notes to the Passage 147
Comprehension Exercises to the Passage 148
Exercises to Terms and Vocabularies 150
Exercise to a Short Passage 152
Passage for Reading：Network and Computer Security 153
Exercise to the Passage for Reading 157
UNIT 11 160
Passage：A Beginner's Guide to HTML（Abstract） 160
New Words 165
Phrases 165
Abbreviations 166
Notes to the Passage 166
Comprehension Exercises to the Passage 168
Exercises to Terms and Vocabularies 170
Exercise to a Short Passage 172
Passage for Reading：Cool Edit Guide 172
Exercise to the Passage for Reading 177
UNIT 12 179
Passage：Database Basic 179
New Words 183
Phrases 184
Abbreviations 185
Proper Names 185
Notes to the Passage 185
Comprehension Exercises to the Passage 187
Exercises to Terms and Vocabularies 188
Exercise to a Short Passage 190
Passage for Reading：Big Data 191
Exercise to the Passage for Reading 194
UNIT 13 197
Passage：What is object-Oriented Software? 197
New Words 203
Phrases 205
Abbreviations 205
Notes to the Passage 205
Comprehension Exercises to the Passage 206
Exercises to Terms and Vocabularies 208
Passage for Reading：Structured Systems Analysis and Design Method 210
Exercise to the Passage for Reading 214
UNIT 14 216
Passage：Web Search Engine 216
New Words 220
Phrases 221
Abbreviation 222
Notes to the Passage 222
Comprehension Exercises to the Passage 224
Exercises to Terms and Vocabularies 226
Exercise to a Short Passage 228
Passage for Reading：Web Crawler 229
Exercise to the Passage for Reading 233
UNIT 15 237
Passage：C Language：Data Variables and Constants 237
New Words 240
Phrases 241
Proper Names 241
Notes to the Passage 242
Comprehension Exercises to the Passage 242
Exercises to Terms and Vocabularies 244
Exercise to a Short Passage 245
Passage for Reading：Java Technology Quick-Start 246
Exercise to the Passage for Reading 249
UNIT 16 251
Passage：The History of Artificial Intelligence 251
New Words 255
Phrases 256
Abbreviations 256
Proper Names 257
Notes to the Passage 257
Comprehension Exercises to the Passage 259
Exercises to Terms and Vocabularies 260
Exercise to a Short Passage 262
Passage for Reading：Cloud Computing 262
Exercise to the Passage for Reading 266
附录1 主课文的参考译文 270
附录2 计算机英语读译技巧 313
附录3 计算机英语构词法 338
附录4 主要词汇表 363
参考文献 401
主要参考网站 402