试题与答案

随着含碳量的提高，钢材的( )。A．强度、硬度、塑性都提高 B．强度提高，塑性降低

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题型：单项选择题

题目：

随着含碳量的提高，钢材的( )。

A．强度、硬度、塑性都提高

B．强度提高，塑性降低

C．强度降低，塑性提高

D．强度和塑性都降低

答案：

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参考答案：A

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 in his third year in Grade One at Edison Elementary School in Missouri, USA. And he is making his dream

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     Born in 1938, Williams was the fourth of nine children. At age 8, he joined his father in the fields and

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     One day in 2006, Williams was taking his friend's children to school when he saw Alessia Hamilton,

 a teacher at the school. She seemed very kind, and he thought maybe she could teach him how to read.

So he asked her, and she agreed to try.

     On his first day of school, Williams wasn't sure if his classmates would accept him, but they did. And

 now they love him. Williams says, "I tell the kids they can have anything they want in life if they stay in

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     Reading has given Williams a new sense of freedom. Now he reads newspapers, books, magazines and

  the signs. He believes he can achieve his goal of reading.

1. When did Williams begin to study in Elementary School?

    A. In 1938.  

    B. In 1945.

    C. In 2006.  

    D. In 2009.

2. What's the right order of the following sentences according to the passage?

 ① Alferd Williams worked in the fields at the age of eight.

 ② Alferd Williams met Alessia Hamilton, a kind teacher.

 ③ The students in Edison Elementary School accepted and loved Alferd Williams.

 ④ When Alferd Williams grew up, he got married and supported his family.

    A. ①④②③

    B. ③①②④    

    C. ②③①④  

    D. ④①②③

3. Which of the following statements is TRUE according to the passage?

    A. Williams couldn't go to school because of his illness.

    B. Williams is still studying in Grade One now.

    C. Williams classmates weren't willing to accept him because he was too old.

    D. Williams wanted to read in order to have anything he wanted.

4. What's the best title of the article?

    A. Helpful classmates   

    B. Poor old man

    C. A nice teacher  

    D. Never too late to learn
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