英语听力入门3000unit2答案.doc
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1、Unit2. World News: Earth and EnvironmentContents:Warming upNews reportCity recyclingGoals:To train students to recognize key words and phrases in listeningTo develop students ability to identify significant information through listeningTo activate students knowledge about environment To cultivate st
2、udents ability of summarizingTeaching methods:Students listening; group discussion; teachers instructionDuration:90 minutes I. Warming upA.blaze (n. & v) C (a) bright flame or fire 火焰; 火光: Dry wood makes a good blaze. 乾木燃起夺目的火焰. (b) very large (often dangerous) fire 大火; 火灾: Five people died in the b
3、laze. 有五人死於火灾.Brazil - Rio de Janeiro( former capital of Brazil)The new city, Brasilia, replaced Rio de Janeiro as the capital of Brazil in 1960.Desertification is the process by which a piece of land becomes dry, empty, and unsuitable for growing trees or crops on. (土壤)荒漠化, 沙漠化- A third of Africa i
4、s under threat of desertification.everglade n. marshland, swamp- wetlands region in southern Florida大沼泽地Greenland n. self-governing island belonging to Denmark located between Iceland and the northeastern coastal islands of North America (largest island in the world)Listen to some sentences about en
5、vironment and supply the missing information.Check the answers after students discussion.1. New research on the likely impact of climate change suggests that damage to crops in low-lying coastal regions could be worse than previously thought.2. More than 2000 delegates from around the world have gat
6、hered in northern Brazil for the third United Nations Conference on Desertification.3. Crews are working to clean up a huge oil spill off the coast of Mexico, about 50 miles south of San Diego. - a port city in California (USA)4. Wildfires in the Florida Everglades have been contained after a nearly
7、 a week of blazes that consumed 65,000 hectares in the southern part of the States.5. A. US Space Agency study finds that Greenland is melting around the edges. The loss to the worlds second largest ice sheet-more than 50 cubic kilometers per year-is enough to raise global sea level by 0.13 millimet
8、ers.B. Aerial offensivereptile / reptal; US -tl; rptl/ n any of the class ofcold-blooded, egg-laying animals including lizards, tortoises, crocodiles, snakes, etc with relatively short legs or no legs at all 爬行动物(冷血, 卵生, 如蜥蜴 龟 鳄鱼 蛇等); 爬虫.salamander火蜥蜴alligator短吻鳄amphibian: 两栖动物poppy: 罂粟herbicide: su
9、bstance used to destroy weedsdirectory: list of telephone subscribers, business firms, etc.xeric adj. of a dry environment, suited for a dry environmentxeriscaping -a landscaping method that employs drought-resistant plants in an effort to conserve resources, especially water.旱生园艺; 节水型花园-通过选择需水少的植物,
10、进行环境美化sawgrass -A tall coastal or marshy sedge of eastern North America, Mexico, and the West Indies, having leaves with sharp, minutely toothed margins.锯齿草:一种产于北美东部、西哥和西印度群岛高海岸或沼生的蓑衣草,叶片具有尖利的小齿边缘.锯草球场 -golf coursePreliminary listening. Listen to the items and summarize each of them.Listen to the ne
11、ws items again. Focus your attention on the “wh-“ questions and try to answer them.Discussion after the first listening.1. What?It attempts to balance environmental concerns and the needs of the community.2. What?Reptile species are in greater trouble than amphibian species.3 What?A new approach in
12、the fight against the illegal drugs trade.4. What?One in every eight species of plants is threatened with extinction.5. What?A new local directory for the environmentally-aware, called the “Boulder County Green Pages.”News items:1. Australia is the worlds driest continent. Theres general agreement t
13、hat the country has to use water more efficiently. In many parts, supplies are in crisis. At a meeting in Canberra, the Council of Australian Governments has approved a national water plan. It attempts to balance environmental concerns and the needs of the community. The amount of water taken from r
14、ivers for commercial use is to be cut and farmers will be compensated.2. The disappearance and deformity of amphibians such as frogs and salamanders from rain forests and mountain lakes worldwide has attracted wide-spread scientific attention over the last decade. Now a new study says reptile specie
15、s including turtles, snakes, and alligators are in even greater trouble. Twice as many reptiles as amphibians, or some 100 species, are currently listed as endangered by the World Conservation Union. The study says habitat loss and degradation, pollution, disease, climate change, and over-collection
16、 for food, pets and drugs are the major threats to reptiles.3. Four regional governors from columbia, on a visit to Washington, have sharply criticized an American-backed aerial offensive to eradicate thousands of hectares of illegal coca and poppy plantations. At a news conference the governors cal
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- 英语听力 入门 3000 unit2 答案
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