学术综合英语（课文+听力）

Unit 1 Presenting a Speech 学术综合英语

Unit 2 Energy in Transition 学术综合英语

Unit 3 Do traffic Tickets Save Lives？ 学术综合英语

Unit 4 His Politeness Is Her Powerlessness 学术综合英语

Unit 5 The Long War Against Corruption 学术综合英语

Unit 6 From Kaifeng to New York 学术综合英语

Unit 7 Dishonoring the Honor System 学术综合英语

Unit 8 PEI Engergy Framework and Renewable Energy Strategy 学术综合英语

Listening Unit 1 Road Building 学术综合英语

Listening Unit 1 The Mississippi River in America 学术综合英语