2. 1 Passage 5

3. 2 ▼▼  Mt. Everest, which straddles the border between China and Nepal, is the world’s highest mountain.

4. 3  It measures 29,029 feet (8844.43 meters).  The mountain is still growing!  Geological forces push it up a few millimeters each year.

5. 4  They first reached the peak’s summit in 1953. Sir Edmund Hillary Tenzing Norgay a Sherpa

6. 5  Since then more than 1,000 people have reached the top – and at least 100 have died trying.

7. 6 Why climb Everest? “Because it is there.” -- George Mallory, a Briton, part of the first expedition

8. 7

9. 8 ▲ Arizona created  The Colorado River flows through the canyon. The river created several other canyons, but the Grand Canyon in Arizona is the most beautiful.

10. 9 breathtaking  Visitors to the Grand Canyon admire its breathtaking colors, rock formations and cliffs. No picture can adequately capture its beauty.

11. 10 rim  The canyon is 277 miles long and anywhere from 4 to 18 miles wide, rim to rim. spectacular  A national park protects the canyon’s most spectacular section.

12. 11  Visitors can either hike or ride a mule from the rim to the canyon floor 5,280 feet below.

13. 12

14. 13 The Great Barrier Reef extends 1, 200 miles along Australia’s northeast coast through the Coral Sea.The Great Barrier Reef extends 1, 200 miles along Australia’s northeast coast through the Coral Sea. It is the largest coral formation in the world and is visible from space!It is the largest coral formation in the world and is visible from space! Actually, it is not one reef but a chain of thousands.Actually, it is not one reef but a chain of thousands.

15. 14  More than 10,000 species live on the Great Barrier Reef.  These reef inhabitants include more than 1,500 kinds of fish and 200 kinds of birds.

16. 15  The beauty of the reef also attracts thousands of human visitors each year.  They dive, snorkel or see the reef by glass-bottom boat.

17. 16

18. 17 ● ● Victoria Falls stretch across the Zambezi River between Zimbabwe and Zambia.

19. 18 Most oa Tunya  Locals call the falls “Most oa Tunya”, or “The Smoke that Thunders.”  The roar of the water can be heard long before the mist from the falls comes into view.

20. 19  During peak flood season, the falls form the largest curtain of falling water in the world.  The mile-wide falls plunge 330 feet over a cliff into a narrow gorge.

21. 20  From February to May, nearly 120 million gallons of water a minute make the plunge into the gorge.

22. 21

23. 22  The Amazon Rain Forest covers more than a billion acres of northern South America.  If this rain forest were a country, it would be the ninth largest in the world!

24. 23  Some scientists call the area the “lungs of our planet”.  The area produces more than 20% of the world’s oxygen.

25. 24  Millions of animal and plant species live in the Amazon, including one third of the world’s bird species!

26. 25 A visit to the treasure Amazon, or any of these natural wonders, is an experience you will treasure for a life time.

27. 26

28. 27

29. 28 ▼▼  Mt. Everest, which straddles the border between China and Nepal, is the world’s highest mountain.

30. 29 ▼▼

31. 30  It measures 29,029 feet/8844.43 meters.  The mountain is still growing!  Geological forces push it up a few millimeters each year.

32. 31

33. 32  They first reached the peak’s summit in 1953. Sir Edmund Hillary Tenzing Norgay a Sherpa

34. 33 Sir Edmund Hillary Tenzing Norgay a Sherpa

35. 34  Since then more than 1,000 people have reached the top – and at least 100 have died trying.

36. 35

37. 36 Why climb Everest? “Because it is there.” -- George Mallory, a Briton, part of the first expedition

38. 37 Why?

39. 38

40. 39 ▲ created  The Colorado River flows through the canyon. The river created several other canyons, but the Grand Canyon in Arizona is the most beautiful. Arizona

41. 40 ▲ Arizona

42. 41 breathtaking  Visitors to the Grand Canyon admire its breathtaking colors, rock formations and cliffs. No picture can adequately capture its beauty.

43. 42

44. 43 rim  The canyon is 277 miles long and anywhere from 4 to 18 miles wide, rim to rim. spectacular  A national park protects the canyon’s most spectacular section.

45. 44

46. 45  Visitors can either hike or ride a mule from the rim to the canyon floor 5,280 feet below.

47. 46

48. 47

49. 48 The Great Barrier Reef extends 1, 200 miles along Australia’s northeast coast through the Coral Sea.The Great Barrier Reef extends 1, 200 miles along Australia’s northeast coast through the Coral Sea. It is the largest coral formation in the world and is visible from space!It is the largest coral formation in the world and is visible from space! Actually, it is not one reef but a chain of thousands.Actually, it is not one reef but a chain of thousands.

50. 49

51. 50  More than 10,000 species live on the Great Barrier Reef.  These reef inhabitants include more than 1,500 kinds of fish and 200 kinds of birds.

52. 51

53. 52  The beauty of the reef also attracts thousands of human visitors each year.  They dive, snorkel or see the reef by glass-bottom boat.

54. 53

55. 54

56. 55 ● ● Victoria Falls stretch across the Zambezi River between Zimbabwe and Zambia.

57. 56 ● ●

58. 57 Most oa Tunya  Locals call the falls “Most oa Tunya”, or “The Smoke that Thunders.”  The roar of the water can be heard long before the mist from the falls comes into view.

59. 58

60. 59  During peak flood season, the falls form the largest curtain of falling water in the world.  The mile-wide falls plunge 330 feet over a cliff into a narrow gorge.

61. 60

62. 61  From February to May, nearly 120 million gallons of water a minute make the plunge into the gorge.

63. 62

64. 63

65. 64  The Amazon Rain Forest covers more than a billion acres of northern South America.  If this rain forest were a country, it would be the ninth largest in the world!

66. 65

67. 66  Some scientists call the area the “lungs of our planet”.  The area produces more than 20% of the world’s oxygen.

68. 67

69. 68  Millions of animal and plant species live in the Amazon, including one third of the world’s bird species!

70. 69

71. 70 A visit to the treasure Amazon, or any of these natural wonders, is an experience you will treasure for a life time.

72. 71

73. 72

74. 73

75. 课件作者： 作者单位： 牛莉 西安交通大学