6 月英语六级真题和答案听力Passage 1 At some 2300 miles in length, the Mississippi is the longest river in the United States。 At some 1000 miles， the Mackenzie is the longest river in Canada。 But these waterways seem minute in comparison to the world’s 2 lengthiest rivers: the Nile and the Amazon. The Nile which begins in central Africa and flows over 4100 miles north into the Mediterranean hosted one of the world’s great ancient civilizations along its shores。 Calm and peaceful for most of the year, the Nile used to flood annually ， thereby creating ， irrigating and carrying new topsoil to the nearby farmland on which ancient Egypt depended for livelihood。 As a means of transportation, the river carried various vessels up and down its length。 A journey through the unobstructed part of this waterway today would pass by the splendid valley of the Kings, where the tombs of many of these ancient monarchs have stood for over 3000 years 。 Great civilizations and intensive settlement are hardly associated with the Amazon ， yet this 4000 mile—long south American river carries about 20% of the world’s fresh water more than the Mississippi, Nile and Yangtze combined 。 Other statistics are equally astonishing。 The Amazon is so wide at some points that from its center neither shore can be seen 。 Each second ， the Amazon pours some 55 million gallons of water into the Atlantic. There， at its mouth stands one island larger than Switzerland. Most important of all, the Amazon irrigates the largest tropical rain forest on earth。 Passage 19。 What can be found in the valley of the Kings？10. In what way is the Amazon different from other big rivers？11。 What does the speaker say ...
