Running like the wind, roaring (咆哮) like

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问题:

       Running like the wind, roaring (咆哮) like thunder, tigers have long been feared and respected as a king of the animal world.But last week a report said that there are no more than 30 wild tigers left in south China.

This was the conclusion of a team of scientists from China's State Forestry Administration and the World Nature Fund.

The South China tiger, also known as the Chinese tiger, is native to southern China.In the 1950's, there were over 4000 tigers found in mountain forests in the country.But due to the destruction of their natural habitat (栖息地) and uncontrolled hunting, it has been pushed on to the list of the world's top ten most endangered species.

Sixty-six of the big cats can be found in the cages of a dozen zoos around China.But they are nothing like their wild cousins.They have lost their natural skills such as hunting and killing.If they were set free they could not look after themselves.

"Breeding has damaged the quality of the species", said Pei Enle, deputy director of the Shanghai Zoo.

To reintroduce the species into the wild, the country started a programme to send five to ten young tigers to South Africa.Four of them have already arrived.Progress has been made as two elder tigers have recovered some of their instincts(本能) and can hunt wild animals by themselves at the African base.

" South Africans are very experienced in reintroducing big animals to the wild.The country has very good natural conditions for the tigers to learn in", said Lu Jun, office director of the National Wildlife Research and Development Center." We tried in Fujian Province, but it was not successful as there was not a complete eco-chain(生物链) and there was a lack of space."

The tigers should return to China in 2007 when the reservations in Fujian are ready.

小题1:What is the main reason for the South China tiger becoming one of the world's top ten most endangered species?

A.Because it has lost its natural instincts.

B.Because there is not a complete eco-chain.

C.Because there is no space for it.

D.Because uncontrolled hunting has destroyed its natural living conditions.小题2:How is the programme of sending several tigers to South Africa getting on?

A.Its effect still remains to be seen.

B.Two tigers can already compete with their wild cousins.

C.Some of the tigers are already on the road to recovering their natural skills.

D.The tigers should be able to recover their instincts completely by 2007.小题3:By saying " but they are nothing like their wild cousins", the writer means that ______.

A.they are no longer feared by other wild animals

B.they don't know how to hunt or kill

C.a complete change has resulted in the species because of breeding

D.to reintroduce them into the wild has become an urgent task小题4:What is the purpose of sending young tigers to South Africa?

A.To help the tigers recover their ability to live in the wild.

B.To provide them with a better environment.

C.To get the tigers to go on a tour.

D.To find a complete eco-chain for them.小题5:Which one is not the reason for South Africa being chosen as the training place?

A.Because the tigers can hunt wild animals by themselves at the African base.

B.Because South Africans are skilled at dealing with the tigers.

C.Because there is a complete eco-chain and enough space there.

D.Because the country has good natural conditions for the tigers to learn in.

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女孩,10个月。吃奶后频繁呕吐,眼神呆滞,意识模糊,前囟隆起。脑脊液检查白细胞数900×10/L,糖2.0mmol/L,氯化物109mmol/L,蛋白0.72g/L。

有助于确诊的检查是()

A.脑电图

B.做胸部X线检查

C.头颅CT扫描

D.做病毒血清学检查

E.脑脊液涂片和培养找病原菌

F.血培养

题型:阅读理解

关于限制理论,当前现实树的入口不能表示()

A.根源

B.最有利影响

C.核心问题

D.最不利影响

题型:阅读理解

双侧上颌结节明显突向颊侧,倒凹大者,全口义齿修复时要()。

A.患者先自行按摩,使突出骨质吸收,去除倒凹

B.减小此处基托伸展范围

C.基托组织面缓冲

D.手术去除突出骨质

E.使义齿旋转就位

题型:阅读理解

根据《中药品种保护条例》,可以申请中药一级保护品种的是()。

A.国家一级保护野生药材物种

B.己申请专利的中药品种

C.对特定疾病有特殊疗效的中药品种

D.从天然药物中提取的有效物质及特殊制剂

E.对特定疾病有显著疗效的中药品种

题型:阅读理解

简述吸液断路器的作用。

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