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Unit 1 Computer BasicsText A: Computer in Our LivesText B: Evolution of ComputerGrammar FocusUnit 2 Hardware BasicsText A: Components of Computer HardwareText B: Optical ReadersGrammar FocusUnit 3 Software KnowledgeText A: What's Software£¿Text B: Windows VistaGrammar FocusUnit 4 Microsoft Office 2010Text A: Microsoft Office 2010Text B: The Removed Features and Different Editions of Microsoft Office 2010Granlmar FocusUnit 5 The Programming LanguagesText A: Programming FundamentalsText B: Program Development ToolsGrammar FocusUnit 6 DatabaseText A: Enter the World of Relational DatabaseText B: Database Management SystemsGrammar FocusUnit 7 Computer NetworkText A: Computer NetworkText B: History of the InternetGrammar FocusUnit 8 Multimedia TechnologyText A: Multimedia ApplicationText B: Elements of MultimediaGrammar FocusUnit 9 Computer SecurityText A: Computer VirusText B: Fast Path to Security Incident Response and RecoveryGrammar FocusUnit 10 Distance EducationText A: Multimedia and Distance EducationText B: Distance EducationGrammar FocusUnit 11 Electronic-commerce KnowledgeText A: E-commerceText B Appiication of E-commerce£¨B2C & B2B£©Grammar FocusUnit 12 iPadText A: Overview Of iPadText B: Additional Information About iPadGrammar Focus¼ÆËã»úרҵӢÓï´Ê»ã±í²Î¿¼ÎÄÏ×