全新版大学英语视听阅读2答案

Unit 1 key

Watching

Part 1

I.

1. C

2. C

3. D

II.

photographing cheetahs

helping (save) cheetahs

Moremi Wildlife Reserve, Botswana

Chris Johns, photographer; Dave Hamman, guide

trucks, cameras

Part 2

I. A

II.

1. in the brush, what they had been hoping for

2. loss of habitat

3. extinct, unspeakable

4. natural world

5. capable, gain

6. make a kill

Part 3

I.

( C )→( A )→( F )→( B )→( E )→( D

)

II.

1. week

2. fine

3. morning

4. reedbucks

5. prey

III.

1. The challenge is to keep your concentration, to constantly look.

2. They scan everything from heavy bushes to open grasslands, hoping to catch sight of her.

3. Chris must wait to see if the mother cheetah will let him back into her trust.

4. The men must drive as quickly as possible in order to get the shot.

5. If another predator moved in on her, the mother could be ambushed.

Part 4

I.

1. F

2. T

3. F

4. T

5. F

II.

1. clicks

2. focuses

3. freezes

4. walks

5. smell

6. lick

Follow-up

I.

Day 1?: G

Day 2?: B, C, D

Day 3: F

A week later: A, E Reading

Reading Comprehension D

B

D

D

C

B

A

capturing

cautious

protect

Home Listening

I. C, D, A

II.

1. T

2. T

3. F

4. F.

5. F

III.

1. Studies have shown that almost all living things will eventually become extinct.

2. In many cases, replacement species emerge over time.

3. Human activity is having a tremendous negative impact on extinction rates.

4. Some of the world’s species cannot survive without help.

5. Some groups may have a vested interest in not protecting certain species. Key to Watch, Listen and Read (Unit 2)

Warm up

I.

1.fur

2. carnivore

3. blubber

4. Arctic

5. marine mammal

II.

FBCGDAE

Part 1

I.FTTTF

Edge inhospitable thrive mammal survival frozen adjustments insulated reserves

III.

1. One animal actually thrives in these freezing, lonely surroundings.

2. These marine mammals spend most of their lives on frozen seas.

3. Polar bears don’t enjoy the luxury of an uninterrupted winter.

4. Unlike the high Arctic, there’s no permanent ice pack here.

5. When the Bay melts, the bears are forced to shore.

Part 2.

I.

When the weather starts to turn cold, large numbers of them gather around the coast.

At this time, people can observe them at close range.

2. They are eagerly waiting for the Bay to freeze so that they can go back to the

frozen ice and their food source.

3. People use “tundra buggies”, a specially-designed truck, to see them.

4. Because no other animal hunts them, and they are at the top of the food chain. II.

1. private

2. company

3. adult

4. considered