Unit 1 The Age of Robots Part Ⅰ Theme-Related Activities Section Ⅰ LectureⅠ Section Ⅱ LectureⅡ Part Ⅱ Listening Strategies Understanding Lectures: Preparing for a Lecture PartⅢ Extensive Listening Ⅰ News Reports Ⅱ Interview Ⅲ Science Dictionary Ⅳ Conversations Ⅴ Passage Listening Ⅵ Compound Dictation Part Ⅳ Communication Skills Understanding a Conference Part Ⅴ Assessment Log Unit 2 Nuclear Radiation Part Ⅰ Theme-Related Activities Section Ⅰ Science ReportⅠ Section Ⅱ Science ReportⅡ Part Ⅱ Listening Strategies Understanding Lectures: Recognizing the Main Idea and Main Purpose Part Ⅲ Extensive Listening Ⅰ News Reports Ⅱ Interview Ⅲ Televised Speech Ⅳ Conversations Ⅴ Passage Listening Ⅵ Compound Dictation Part Ⅳ Communication Skills Getting Conference Information: At the Registrar Part Ⅴ Assessment Log Unit 3 Food Safety Unit 4 The Use of Nanotechnology Unit 5 The World Wide Web Unit 6 Global Warming Unit 7 The Universe Unit 8 Biology and Our Life