题目内容

【题目】B

The cost of keeping tigers alive in the wild is about $80 one square meter per year, say conservationists(自然资源保护论者) but only about $50m per year is being guaranteed. The figures come from a new assessment(评估) that suggests targeting efforts in 42 selected breeding sites.

About 3,500 tigers remain in the wild, and only about 1,000 breeding females. Although conservation programmes are operating in some countries, notably India, the tiger has actually disappeared from vast areas of Asia where it used to live.

Once found from Turkey to the eastern coast of Russia, it is now concentrated in small areas of South and East Asia, though even here it is extinct in some countries such as Pakistan and down to fewer than 50 individuals in others, including Cambodia, China, Laos and Vietnam.

The animals are found in only about 7% of their historical range. But the new study suggests conservation would benefit from concentrating efforts into still smaller areas specifically, into 42 source sites that make up only about 6% of the tigers current range, or about 0.5% of the area it used to span.

The immediate priority, however, must be to ensure that the few breeding populations still in existence can be protected and monitored. The figure of $80m per year is the cost of safeguarding and monitoring populations in these key sites. More than half of the figure is already being provided by the range states themselves, by international donors and by conservation groups.

The big hope this year is the Tiger Summit, to be hosted by Russias Prime Minister Vladimir Putin in St Petersburg. Originally planned for this week, it has been postponed until November in the hope of attracting a greater number of national leaders.

【1】Tigers have disappeared in ___________.

A. India B. Cambodia C. China D. Pakistan

【2】 Whats the primary task of conservationists according to this passage?

A. Enlarging the areas of tigers

B. Assessing the situation of tigers further

C. Providing more money for tiger protection

D. Protecting and monitoring the breeding female tigers

【3】How much is lacking to protect one tiger in the wild one square meter per year?

A. About $80. B. About $50.

C. About $30. D. About $20.

【4】 What can we know from the last paragraph?

A. Russia does best in tiger protection in the world.

B. Plans for tiger protection are difficult to carry out.

C. Some national leaders pay less attention to tiger protection.

D. More money is sure to be provided by Asian countries to protect tigers.

【5】 Which of the following is TRUE according to the passage?

A. There are about 3,500 tigers in the world.

B. Tigers mainly appear in South and East Asia nowadays.

C. The tigers current range decreased by 99.5% than it used to be.

D. More than half of the money used to protect tigers comes from the governments at present.

【答案】

【1】D

【2】D

【3】C

【4】C

【5】B

【解析】

语篇解读】本文是夹叙夹议类的文章。老虎的数量在不断地减少。保护老虎的费用也不断地在增长。文章倡议世界各国人们要重视老虎的保护。

【1】细节理解题。根据第三段中的…it is extinct in some countries such as Pakistan…可知在巴基斯坦,老虎已灭绝。

【2】 细节理解题。根据第五段中的The immediate priority, however, must be to ensure that the few breeding populations still in existence can be protected and monitored可知目前自然资源保护论者的主要任务是保护与监管具有繁殖能力的雌性老虎。

【3】细节理解题。根据第一段中的The cost of keeping tigers alive in the wild is about $80 one square meter per year, say conservationists but only about $50 one square meter per year is being guaranteed可知保护每只老虎还差$30。

【4】推理判断题。通读本段可知推迟峰会的目的是吸引更多的国家领导人参加会议由此很容易推测出一些国家的领导人不重视老虎保护。

【5】细节理解题。根据第三段中的…it is now concentrated in small areas of South and East Asia…可知目前世界上的野生老虎主要集中在南亚和东亚的较小的地区。

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【题目】A

Scientists and marine biologistshad(海洋生物学家) something to celebrate last week when two lost humpback whales(座头鲸) returned to the Pacific Ocean. Delta and Dawn a mother and a baby had circled the Sacramento Bay area for two weeks before going back to the ocean.

We all shouted loudly like Yay!said Jim Oswald, a spokesman for the Marine Mammal Center. Its been really exciting.

The humpback whales were last spotted on May 29 near the Golden Gate Bridge in San Francisco, California. Scientists are sure that the whales swam into open water during the evening of May 29 or early the next morning, since there have been no further sightings of the whales. Even so, boats were sent out to look for them, just in case the whales made another wrong turn.

Officials spent two weeks trying to get the whales to turn back towards the ocean. Biologists played recordings of whale-feeding as well as unfamiliar sounds to try to make the whales head back to the Pacific Ocean.

However, Delta and Dawn gave scientists an unexpected chance to study humpback whales in the wild. Scientists were able to gather sound recordings and watch their behaviors. This is especially exciting because humpback whales are an endangered species. Whats more, scientists dont usually have the chance to observe (观察) them in their natural habitat.

All those things are very hard to get, said Oswald,So what we are doing is filling up the knowledge blank on humpback whales in the wild. Scientists should be able to use this information to help other lost whales in the future.

【1】Jim Oswald was very happy because____________.

A. the whales traveled to Sacramento Bay

B. the whales returned to the Pacific Ocean

C. the scientists held a great celebration

D. he found the lost humpback whales

【2】 In order to make the whales go back to the ocean, the biologists____________.

A. fed them with other animals B. swam into open water

C. played music for them D. played strange sounds to them

【3】 The fifth paragraph mainly tells us that____________.

A. humpback whales will disappear in the future

B. scientists are worried about humpback whales

C. humpback whales were excited in their natural habitat

D. scientists learned more about humpback whales

【4】Whats the best title for the passage?

A. Looking for the Lost Whales B. Helping the Lost Whales

C. The Lost Whales Returned D. Two Whales Were Lost

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