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1、20212018职称英语考试时间 2017职称英语卫生类：英语概括大意专项练习题(4)职称英语网权威发布2017职称英语卫生类：英语概括大意专项练习题(4)，更多2017职称英语卫生类相关信息请访问职称英语考试网。AlaskaIn 1858 Americans welcomed Alaska into the Union as the 49th state, symbolizing a change of attitude that hold in 1867, when the peninsula was purchased from Russia. Then, most Americans
2、had little interest in 1,500,000 square kilometers of icebergs and polar bear-beyond Canadas western borders, far from the settled areas of the United States.In those sections of the state which lie above the Arctic Circle, Alaska still is a land of icebergs and polar bear. Ice buried in the earth,
3、which is permanently frozen to a depth of 90 or more meters, From early May until early August, the midnight sun never sets on this flat, treeless region, but the sun cannot melt the icy soil more than two-thirds of a meter down.Alaska is Americas largest state, but only about 325,000 people live th
4、ere. According to estimates, 800,000 hectares of its land area are fit for plowing but only about 640,000 hectares are being cultivated.Arctic Alaska has been the home of Eskimos for countless centuries. It is believed that the Eskimos moved there from Mongolia or Siberia, probably crossing Bering S
5、trait, named for Vitus Bering, the Danish sea captain who discovered Alaska on his voyage for Russia in 1741. The Eskimos are the states earliest known inhabitants. Russian fur traders established settlements but, by the time Alaska was sold to the United States, most of the traders had departed.In
6、1896 gold was discovered near the Klondike River in Canada just across the Alaskan border. Thousand of Americans rushed to the region on their way to Klondike; some never returned. Alaska was never completely cut off again, although even today transportation is a major problem. There are only two mo
7、tor routes from the U.S mainland, and within the state, every town has its own airfield. Planes fly passengers, mail and freight to the most distant villages.The gold that changed life so suddenly for Alaska was soon ended, and although many stories about mining camps have become part of American li
8、terature, the gold from Alaskan earth contributed less to economic progress than the fish from Alaska waters. The fish caught in a single year range in value from $80 million to $ 90 million. Fur-bearing animals are plentiful in the forests and streams, and valuable fur seals inhabit the waters. Aft
9、er fishing, the states chief industry is lumber and the production of wood pulp. In recent years, Alaskas single most important resource has become oil. The state also has large deposits of coal, copper, gold and other minerals.1. Paragraph 3_2. Paragraph 4_3. Paragraph 5_4. Paragraph 6_A) Rich reso
10、urces of the stateB) Connections with the outside worldC) Transportation problemD) The natives of the landE) Cold climateF) Land and population5. For as long as three months of a year, the sun _ on the ice-covered land of Alaska.6. According to statistics, _ of the total area of Alaska has been used
11、 for farming.7. Alaska was originally part of Russia, but was bought _.8. Gold did not bring to Alaska as much wealth_A. as fish doesB. because of its rich natural resourcesC. by the United States in the 19th centuryD. shines day and nightE. only a very small percentageF. a limited amount of the gold found there.KEY:FDCADECA第 4 页 共 4 页