英语听力教程3第二版Unit2答案(供参考)

Part I Getting ready

A.

B. Keys:

1: International Union for the Conservation of Nature,

United Nations, wildlife, policies

2: Convention on International Trade in Endangered Species,

trade, animals and plants, 1975, prohibits, 8000, controls,

30000

3: United Nations Environmental Program,

leadership, environment, quality of life

4: World Wide Fund for Nature(formerly World Wildlife Fund) ,

1961, Sahara Desert, North America & most of Europe,

top soil blowing away

C. Keys:

1: 2 2: 4 3: 5 4: 1,6 5: 3

Questions:

1: They work to conserve natural areas that contain endangered wildlife

2: They are campaigning to provide sea sanctuaries for some of these endangered species.Protected-nesting sites for turtles have been set up 3: It refers to the places of safety in the sea where sea animals are protected and allowed to live freely

Part II Christmas bird counts

A. Keys:

1: Jan. 3rd 2: more than 40 000 volunteers 3: 1 600 4: a 15 mile diameter

5: an American artist 6: their natural habitats 7: the late 1800s

B. Keys:

1: start 2: sponsored 3: outside counting birds 4: experienced bird watchers 5: anyone that is interested or concerned 6: scheduled 7: 10 people taking part 8: 15 mile diameter circle 9: the total bird populations 10: the number of birds 11: the longest-running bird census 12: undefined

Part III Dolphin captivity

A.

B. Keys:

1: 1 2: 3 3: 4 4: 5 5: 2

6: Dolphins should be kept in captivity.

7: There are educational benefits of keeping marine mammals in captivity.

C. Keys:

1: stress (family-oriented) 2: sonar bouncing off

3: average age of death; life getting better for captive dolphins

4: natural behabior patterns-altered

5: suffering from fractured skulls, ribs or jaws

6: can't learn from animals in the wild how they operate, breed, what they need, etc.

Part IV More about the topic: Birds----A Source of Wealth

Keys:

1：9300 2：Habitat 3：warmer climates 4：300 different species

5：colder climates 6：habitat alteration 7：esthetic value 8：Birds' population

Part V Do you know…?

Keys:

1: one and one-half million 2: 20 times

3: 100 4: 40000 5: 65 million

6: 3500 7: 2 million square miles 8: 3%

9: 200 animal species 10: 1000

11: a third 12: two-thirds 13: three-quarters

Tape script

Part I Getting ready

A: Hello, I'm calling on behalf of the World Wildlife Fund.

B: The what?

A: The World Wildlife Fund. If you've got a few minutes I'd like to tell you what that means.

B: Oh, all right.

A: We work to conserve natural areas that contain endangered wildlife. The seas, for example, have become polluted by the industrialized world; whales are being hunted to extinction; turtles are rolled off their eggs when they come ashore to breed or are slaughtered for their meat and oil …

B: Oh.

A: Crocodiles are killed to make handbags and shoes; walruses are hunted

for their ivory.

B: I see.

A: Seals are bludgeoned to death to provide fur coats and the threat of extinction hangs over several species of whale, dolphin and porpoise.

B: Really.

A: We are now campaigning to provide sea sanctuaries for some of these endangered species.

B: Very interesting.

A: Aided by our campaign, protected nesting sites for turtles have already been set up. As you can see, this is very valuable work and I wonder therefore if you'd like to make a donation?

Part II Christmas bird counts

John James Audubon was an American artist in the early 1800s, who illustrated birds in their natural habitats. The Society named after him was founded in the late 1800s by conservationists concerned with the decline of birds, which were being killed so their feathers could be used in the manufacture of women's hats. Sponsored by the National Audubon Society, more than 40 000 volunteers will be outside counting birds from today until January 3rd. Volunteers from all 50 states of the United States, every Canadian province, parts of Central and South America, Bermuda, the West Indies and Pacific islands have begun to count and record