Unit 1? Science and Technology
一? 科学与技术
Lesson One
Humans and Chimps - Whatis the Difference? - Rice Genes Mapped (1)
Lesson Two
Cloning Trees? (5)
Lesson Three
Fuel Cell Cars? (9)
Lesson Four
Stem Cell Research? (13)
Lesson Five
Hubbles New Camera? (17)
Lesson Six
Testing the Wright Brothers Flying Machine? (20)
Unit 2? Health and Medicine
二? 健康与医学
Lesson One
Medical Education? (23)
Lesson Two
Medical Transplants? (25)
Lesson Three
Babies and Intelligence? (28)
Lesson Four
Diseases Spread by Mosquitoes? (31)
Lesson Five
Heat and Health? (33)
Lesson Six
Stress and Illness? (37)
Lesson Seven
Multiple Sclerosis? (39)
Lesson Eight
Mad Cow Disease? (42)
Lesson Nine
Diabetes? (45)
Lesson Ten
Headaches? (48)
Lesson Eleven
Malaria? (51)
Lesson Twelve
Tuberculosis? (54)
Lesson Thirteen
Arthritis? (55)
Lesson Fourteen
Aspirin? (58)
Lesson Fifteen
Cancer? (60)
Lesson Sixteen
Heart Devices? (63)
Unit 3? Environment and Nature
三? 自然与环境
Lesson One
The Mississippi River? (67)
Lesson Two
The Hudson River? (70)
Lesson Three
Finding Atlantis? (74)
Lesson Four
National Geographic Explorers? (78)
Lesson Five
Shadow Wolves? (82)
Lesson Six
Sharks? (85)
Lesson Seven
Rio Grande? (88)
Lesson Eight
Population and the Environment? (91)
Unit 4? Astronomy and Meteorology
四? 天文与气象
Lesson One
Project Mercury Ⅰ? (96)
Lesson Two
Project Mercury Ⅱ? (99)
Lesson Three
Space in 2001? (101)
Lesson Four
Spacesuit History? (104)
Lesson Five
Space Digest? (106)
Lesson Six
Mars? (109)
Lesson Seven
Bessie Coleman? (112)
Lesson Eight
Edwin Hubble? (116)
Lesson Nine
Tuskegee Airmen? (119)
Lesson Ten
Percival Lowell? (121)
Lesson Eleven
Life on the International Space Station? (124)
Lesson Twelve
Increasing Hubbles Power? (127)
Lesson Thirteen
Air and Space Museum Birthday? (129)
Unit 5
City and Architecture
五? 城市与建筑
Lesson One
Rethinking Skyscrapers? (133)
Lesson Two
Walt Disney? (135)
Lesson Three
Chicago? (138)
Lesson Four
Grand Canyon? (140)
Lesson Five
Indiana Dunes? (143)
Lesson Six
Washington Monument? (145)
Lesson Seven
Visiting Washington? (148)
Lesson Eight
Carolina Lighthouses? (151)
Lesson Nine
Memphis, Tennessee? (154)
Lesson Ten
National Highway System? (158)
Lesson Eleven
Preservation Hall Jazz? (160)
Lesson Twelve
Tenement Museum? (163)
Lesson Thirteen
B&O Railroad Museum? (166)
Lesson Fourteen
National Museum of the American Indian? (169)
Unit 6? History
六? 历史
Lesson One
New Era1920s? Ⅰ? (172)
Lesson Two
New Era1920s? Ⅱ? (176)
Lesson Three
1920sBlack History? (180)
Lesson Four
National Museum of American History? (184)
Lesson Five
1920sConservatism? (188)
Lesson Six
Synopsis1920-1940? (191)
Lesson Seven
The Lost Colony? (194)
Lesson Eight
Silk Road Folklife Festival? (198)
Lesson Nine
Jamestown? (201)
Lesson Ten
Calvin Coolidge? (203) Lesson Eleven
Cochise? (206)
Unit 7? Sports
七? 体育
Lesson One
Winter Olympic Games? (210)
Lesson Two
US.World Cup Team? (213)
Lesson Three
Women in Sports? (215)
Lesson Four
Soaring? (219)
Lesson Five
Babe Ruth? (221)
Unit 8? War
八? 战争
Lesson One
Pearl Harbor to Europe? (225)
Lesson Two
Road to Pearl Harbor? (230)
Lesson Three
The War in the Pacific? (234)
Lesson Four
The War in Europe? Ⅰ? (239)
Lesson Five
The War in Europe? Ⅱ? (244)
Lesson Six
World War Two - Home Front? (249)
Part Two? Listening Material
第二部分? 听力全文
Unit 1? Science and Technology
一? 科学与技术
(255) Unit 2? Health and Medicine
二? 健康与医学
(282) Unit 3? Environment and Nature
三? 自然与环境
(351) Unit 4? Astronomy and Meteorology
四? 天文与气象
(387) Unit 5
City and Architecture
五? 城市与建筑
(445) Unit 6? History
六? 历史
(505) Unit 7? Sports
七? 体育
(556) Unit 8? War
八? 战争
(578)
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