Unit 1 Education Is a Key Part Ⅰ Warming up Part Ⅱ Educational systems ! Part Ⅲ University life Part Ⅳ University campus Unit 2 Colorful Lands, Colorful People Part Ⅰ Warming up Part Ⅱ The world's six billionth inhabitant Part Ⅲ Features of the earth Part Ⅳ Short talks on listening skills Focus on the MainIdea Unit 3 Travelling from Place to Place Part Ⅰ Warmingup Part Ⅱ It's the only way to travel Part Ⅲ Villa Rentals Part Ⅳ Language study and language appreciation Unit 4 Approaching Culture Part Ⅰ Warming up Part Ⅱ Places to enjoy Part Ⅲ Life here and there Part Ⅳ International business ! Unit 5 Net Changes Life Part Ⅰ Warming up Part Ⅱ Network and networking ! Part Ⅲ Future of the Internet Part Ⅳ Short talks on listening skills Be Careful withNumbers Unit 6 For the Glory of Sport Part Ⅰ Warming up Part Ⅱ The sporting spirit Part Ⅲ Sports and entertainment choices Part Ⅳ Language study and language appreciation Unit 7 Transportation Part Ⅰ Warming up Part Ⅱ Green Transportation Festival Part Ⅲ The UN Road Safety Week Part Ⅳ Asia's cities face gridlock Unit 8 Trends in Economics Part Ⅰ Wanning up Part Ⅱ Nobel Prize winner for economics ! …… Unit 9For Peace and Development Unit 10 Happy New Year Unit 11 Visions Of the Future Unit 12 Dictation Vocabulary Acknowledg ements
占位居中
直播中，去观看