内师大研研究生英语期末考试复习资料—英语2(unit3)

新视角研究生英语复习资料

Unit 3

Unit 3

一、Vocabulary

Part A

1. The passenger pigeon was a prime example of a species that was made extinct by overhunting.

2. Climate, soil, water, and air are nonliving components of an ecosystem.

3. As a language, English is derived from the Anglo-Saxon, a West Germanic variety, although its current vocabulary includes words from many languages.

4. Stopping the loss of biodiversity and limiting climate change are the two most important challenges facing our planet.

5. A recent report claims that Microsoft products, with their market dominance, are creating a computing monoculture that’s dangerously susceptible to worms and other attacks.

6. The December 26, 2004 Indian Ocean tsunami was reported to have killed more than 225,000 people, and with uncounted others missing or losing their homes.

7. With the invention of blogs, the number of websites that would be interesting to follow each day has multiplied several times over.

8. The movie Two Brothers tells the story that two tigers are separated as cubs and taken into captivity, only to be reunited years later as enemies.

9. In 2000 and again in 2002, the US congress considered legislation to limit violent content and more tightly regulate the video games industry in America.

10. These conservation projects and educational activities have contributed to wildlife habitat improvement, watershed protection, and forest health.

Part B

1. The environmental changes might have caused the disappearance of many species by eliminating food sources, or exposing animals to climatic conditions to which they were not adapted.

A. extinction

B. distinction

C. punctuation

D. destruction

2. The study showed that increasing amounts of bird flu virus were contaminating the birds’surroundings without the farmers’ realizing of it.

A. conditions

B. climates

C. habitats

D. ecosystems

3. While recently becoming the tenth most crowded city in the USA, San Jose has also held the title of The Safest Big City in America for the past several years.

A. diverse

B. popular

C. disappointing

D. populous

4. An internal inquiry has begun into whether soccer players received improper housing benefits under the former coaches.

A. examination

B. investigation

C. invasion

D. invitation

5. It’s our job to prepare bright, ambitious young people for the opportunities offered by what will continue to be the main sectors for the 21st century.

A. principle

B. extinguished

C. global

D. keystone

6. The teenager who made a dramatic escape after eight years of confinement in

a windowless cell has agreed to a televised interview this week.

A. captivity

B. prevention

C. preservation

D. limitation

7. The little group so imperfectly known to us is counterbalanced by multitudes of species, of which there are numberless varieties.

A. uncommon

B. prime

C. uncounted

D. rare

8. The protection of tropical rainforests as public good will require cooperation between all countries in the world.

A. institution

B. conservation

C. precaution

D. construction

9. Taken before or while drinking, many medications will increase the effects of alcohol on your body.

A. expand

B. multiply

C. enlarge

D. extend

10. The Chicago History Museum has one of America’s lar gest collections of architectural working drawings, as well as manuscript materials, photographs, architectural models, and building fragments.

A. components

B. substances

C. monocultures

D. debris

二、Close

Loss of Biodiversity

Biological diversity is the variety of all life forms—the different plants, animals and microorganisms, the genes they 1) contain, and the ecosystems to which they belong.

Millions of years of 2) isolation from other continents have resulted in Australian plants and animals evolving in ways 3) different from elsewhere. As a result, about 82% of our mammal species, 45% of our land bird species, 85% of our flowering plant species, 89% of our reptile species, and about 93% of our frog species are found 4) only in Australia.

The 5) major threat to our biodiversity is the loss of habitat through clearing for agriculture, forestry, mining and 6) urban development. This, combined with the