目录 Unit one Water Section One Speaking Section Two Listening Section Three Reading Passage A Treasuring Water Passage B The Water Resources of China and SN\/\『1_P— Section Four Writing Unit Two Three Gorges Dam Section One Speaking Section Two Listening Section Three Reading Passage A Three Gorges Dam(I) Passage B Three Gorges Dam(Ⅱ) Section Four Writing Section Three Dams(I) Section One Speaking Section Two Listening Section Three Reading Passage A A Gravity Dam Passage B An Arch Dam Section Four Writing Unit Four Dams(Ⅱ) Section One Speaking Section Two Listening Section Three Reading Passage A The Embankment Dam Passage B The Inflatable Dam Section Four Writing Unit Five Spillways Section One Speaking Section Two Listening Section Three Reading Passage A A Normal Channel Spillway Passage B A Side Channel Spillway Section Four Writing Unit Six Hydroelectricity Section One Speaking Section Two Listening Section Three Reading Passage A Hydroelectricity Passage B The Three Gorges Hydropower Station Section Four Writing Unit Seven Reservoir and Its Uses Section One Speaking Section Two Listening Section Three Reading Passage A Reservoir and Its Uses(I) Passage B Reservoir and Its Uses(IT) Section Four Writing Unit Eight Irrigation Section One Speaking Section Two Listening Section Three Reading Passage A Irrigation(I) Passage B Irrigation(Ⅱ) Appendix 1 Listening Scripts Appendix 2 Translations to the Passages Appendix 3 Keys to the Tasks Appendix 4 Glossary
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