计算机专业英语PDF电子书下载

Text:How Computers Are Changing Our World 1

Unit One 1

Grammar：时态（一）：一般现在时 10

Reading Material:Development of Computer 10

Unit Two 10

Text:A Brief Introduction to I/O Devices 10

Grammar：时态（二）：一般过去时 18

Reading Material:Use Conditions and Maintenance of Printer 18

Unit Three 18

Text:Memories and Storage Devices 18

Grammar：时态（三）：现在完成时 26

Reading Material:A Short Passage about Memories 26

Unit Four 26

Text:Operating System 26

Unit Five 33

Text:Software Engineering 33

Reading Material:A Short Passage about Operating System 33

Grammar：复合句（一）：定语从句 33

Grammar：复合句（二）：状语从句 41

Reading Material:Types of Software Products 41

Unit Six 41

Text:Programming 41

Grammar：复合句（三）：What引导的名词性从句 49

Reading Material:Survey of High—Level Programming Languages 49

Unit Seven 49

Text:What is Java? 49

Grammar：被动语态（一）：及物动词的被动语态 56

Reading Material:C 56

Unit Eight 56

Text:Plug and Play 56

Unit Nine 65

Text:Windows Basics 65

Grammar：构词法（一） 73

Reading Material:Using the Control Menu 73

Unit Ten 73

Text:Data Transfer 73

Grammar：构词法（二） 81

Reading Material:DTE/DCE Interfaces 81

Unit Eleven 81

Text:High—level Data Link Control（HDLC） 81

Grammar：构词法（三） 88

Reading Material:Data—Link Protocols 88

Unit Twelve 88

Text:Multimedia Technology 88

Grammar：非谓语动词（一）：分词的句法作用 95

Reading Material:The New Features of Windows 95

Unit Thirteen 97

Text:Internet Terminals 97

Grammar：被动语态（二）：复合宾语，双宾语的被动语态 97

Reading Material:The Importance of Multimedia 97

Grammar：非谓语动词（二）：不定式的句法作用 106

Reading Material:Networks 106

Unit Fourteen 106

Text:How to Protect Your Data 106

Unit Fifteen 116

Text:Computer Viruses 116

Reading Material:Data Independence,Integrity and Security 116

Grammar：被动语态（三）：情态动词的被动语态 116

Grammar：虚拟语气（一）：条件句中的虚拟语气 124

Reading Material:Integrity,Security and Privacy 124

Unit Sixteen 124

Text:The Top Ten Trends in the Computer Industry 124

Grammar：虚拟语气（二）：虚拟语气的其他用法 133

Reading Material:Computers Industry in 90s 133

APPENDIX ONE 133

APPENDIX TWO 143

APPENDIX THERE 154

APPENDIX FOUR 156