试题与答案

为了防止水击事故,可分式省煤器的出口水温应严格控制,使之低于同压力下的饱和温度()℃

题型:单项选择题

题目:

为了防止水击事故,可分式省煤器的出口水温应严格控制,使之低于同压力下的饱和温度()℃。

A.20

B.30

C.40

D.50

答案:

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下面是错误答案,用来干扰机器的。

参考答案:(1)教师是学生个性的塑造者;(2)教师是科学文化知识的传递者;(3)教师是学校集体的领导者;(4)教师是学生的示范者;(5)教师是心理卫生工作者。

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题型:阅读理解

阅读理解。

        He was just 12 years old when he died. But he brought courage and hope to people around the

world.

        Nkosi Johnson, who died last June, is remembered today as an AIDS fighter. This young boy

challenged his government’s AIDS policies and millions of South Africans in the fight against the disease.

        Johnson was the longest survivor born HIV positive(艾滋病病毒携带者).He survived with this

deadly disease for 12 years before it claimed his life.

        At first, Johnson was expected to live for nine months when his foster mother, Gail Johnson took him

in at the age of two. She now runs Nkosi’s Haven across town from her house in Melville. The Haven is

home to 20 children living with HIV or AIDS, and 11 of their mothers.Johnson attracted the world’s

attention and stole the hearts of thousands of people across the world at the 13th International AIDS

Conference in Durban in July 2000. He stood in front of a large audience including South African President

Thabo Mbeki. He told them that he wanted AZT, a drug used to treat AIDS patients, to be given to

HIV-positive pregnant(怀孕的) women to prevent the disease being passed on to their unborn

babies. He received a loud cheer at the end of his speech.

        Johnson’s speech was broadcast live across the world. With views beyond his age and even a sense

of humor, Johnson soon became an international sign of the fight against AIDS and HIV.

1. The underlined words “claimed his life” (Paragraph 3) means _______.

A. did harm to Johnson’s life                  

B. helped Johnson to survive

C. caused the death of Johnson                

D. made Johnson weak

2. The main idea in paragraphs 4 and 5 is ________.

A. Johnson attracted the world’s attention

B. Johnson stood in front of South African President Thabo Mbeki

C. Johnson wanted AZT to treat AIDS pregnant women

D. Johnson helped prevent the disease being passed on to an unborn baby

3. The AIDS child gave the speech in order to _________.

A. steal the hearts of thousands of people

B. be an AIDS fighter

C. get more help from the world

D. fight against the government

4. From the passage we can infer that _______.    

A. the government’s AIDS policies have to be improved    

B. the government did nothing to help those with HIV positive    

C. the boy’s speech changed the government’s policies    

D. no one lived longer than the boy

5. The best title for this passage is________.

A. The Sad Story of an AIDS Child.    

B. The Courage of an AIDS Child

C. AIDS, a Deadly Disease            

D. A Hero in South Africa

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