英语听力入门答案

英语听力入门答案

【篇一：英语听力入门3000unit2答案】environment

contents:

warming up

news report

city recycling

goals:

to train students to recognize key words and phrases in listening

to develop students’ ability to identify significant information through listening to activate students’ knowledge about environment

to cultivate students’ ability of summarizing

teaching methods:

students’ listening; group discussion; teacher’s instru ction

duration:

90 minutes

i.

a. warming up

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 blaze. 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 is 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 environment and supply the missing information. check the answers after students’ discussion.

1. new research on the likely suggests that than previously thought.

2. more than for the

3. crews are working to clean up miles south of san diego.-----

a port city in california (usa)

4. in the everglades have been after a nearly of

blazes that consumed 65,000 hectares in the southern part of the states.

5. a. us space agency study finds that . the

loss to the world’s second largest ice sheet---more than by

0.13 millimeters.

b. aerial offensive

reptile

‘salamander火蜥蜴

alligator短吻鳄

amphibian: 两栖动物

poppy: 罂粟

herbicide: substance used to destroy weeds

directory: list of telephone subscribers, business firms, etc.

xeric adj. of a dry environment, suited for a dry environment

xeriscaping -----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，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 course

preliminary listening. listen to the items and summarize each of them.

listen to the news items again. focus your attention on the “wh-“ questions and try to answer them.

discussion after the first listening.

1. what?

2. what? 3． what? 4. what? 5. what?

news items:

1. australia is the world’s driest continent. there’s general agreement that 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 rivers 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 species 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 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 called for a different approach in the fight against the illegal drugs trade, saying that the herbicides currently being used were harmful to public health and the environment.

4. much attention has been devoted to threatened animal species. but what about plants which are the fundamental bases of life? one in every eight species of plants is threatened with extinction. since all food chains begin in the sphere of plant life, this is bad news for the animals too, including humans who depend on plants not only for food but also for medicines, building materials, and other vital purposes.

5. a new local directory for the environmentally-aware is now available, called the “boulder county green pages”. the rotary clubs in boulder county got together with local recycling and environmental specialists to put together this first-ever directory. it includes quick reference to green products and

services for recycling, xeriscaping, energy conservation, and more. the $5 cost helps raise funds for the sponsoring groups. ii. news reports

a

deteriorate: become worse in quality or condition

vibrancy----- vitality, essentiality, powerfulness, vigorousness vibrant: full of life and energy; exciting 充满生气的; 精力充沛的; 兴奋的: a vibrant atmosphere, personality,performance 活跃的气氛﹑活泼的个性﹑有活力的表演 * she was vibrant with h …… 此处隐藏：23036字，全部文档内容请下载后查看。喜欢就下载吧 ……