UNIT 1 Passage: Computer Hardware New Words Phrases Abbreviation Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: What Is a Computer System? Exercise to the Passage for Reading UNIT 2 Passage: Types of Computer Systems New Words Phrases Abbreviations Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Summary of Computer's Components Exercise to the Passage for Reading UNIT 3 Passage: The Central Processing Unit New Words Phrases Abbreviation Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Monitor and System Unit Exercise to the Passage for Reading UNIT 4 Passage: Main Memory New Words Phrases Abbreviations Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: How Bluetooth Works? Exercise to the Passage for Reading UNIT 5 Passage: Internet and Web Technology New Words Phrases Abbreviations Proper Names Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: A Hackers' Glossary Exercise to the Passage for Reading UNIT 6 Passage: Output Device New Words Phrases Abbreviations Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading;l0 Tips for Improving Your Wireless Network Exercise to the Passage for Reading UNIT 7 Passage: Hardcopy Output Devices New Words Phrases Abbreviations Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Drawing Objects Exercise to the Passage for Reading UNIT 8 Passage: Network New Words Phrases Abbreviations Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Internet or Things Exercise to the Passage for Reading UNIT 9 Passage: Data Transmission Media New Words Phrases Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Good News for E-Commerce, but Shoppers Must Be Wary Exercise to the Passage for Reading UNIT 10 Passage: What's the Deal with Computer Viruses New Words Phrases Abbreviation Proper Names Notes to the Passage Comprehension Exercises to the Passage Exercises to Terms and Vocabularies Exercise to a Short Passage Passage for Reading: Network and Computer Security Exercise to the Passage for Reading UNIT 11 Passage: A Beginner's Guide to HTML （Abstract） New Words …… UNIT 12 UNIT 13 UNIT 14 UNIT 15 UNIT 16
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