IOLAN连接的一般为设备的什么接口?() A.串行口 B.并行口 C.RJ45网口

题型:单项选择题

问题:

IOLAN连接的一般为设备的什么接口?()

A.串行口

B.并行口

C.RJ45网口

D.PCI接口

考点:通信工程师GPRS网络规划优化GPRS网络规划优化题库
题型:单项选择题

阅读理解。

                                                       

     TEN-YEAR-OLD Barack Obama was one of the only three black students at his school in Hawaii, US.

He felt very different from most other students. White girls wanted to touch his hair. A white boy asked

him whether his father ate people.

     "I lied (说谎) to them thin my father was a Kenyan prince (王子). But I kept asking myself who I am,"

said Obama.

     However, 37 years later, the boy made history. Last Wednesday Obama became the first black president

in US history.

     Obama was born in 1961. to an African father and a white American woman from a small town in the

US. He grew up in Indonesia and Hawaii. This unusual background made him wonder who he was. He once

turned to wines to help forget this question.

     With the help of his friends, Obama finally turned his life around at college. His hard work made him a

star at Harvard. Later, he became only the third black senator (参议员) in US history. During his race to the

highest post in the US. Obama talked about his background. He called for a United States of America, rather

than a white America or a black America.

     "Obama's success has made Martin Luther King's dream come true. That is: A man should not be judged

(判断) by the color of his skin (皮肤), but by the content of his character," wrote ABC news.

1. Where can we find this passage?

A. In a newspaper.

B. In a novel.

C. In a history book.

D. In a poster.

2. Why did Obama feel different from most other students at school?

A. Because white girls always touched his hair.

B. Because his father looked terrible.

C. Because there were few black students like him in the school.

D. Because his parents were both Africans.

3. we can infer (推断) from the passage that _____.

A. Martin Luther King fought for his dream and he succeeded.

B. Obama has the same dream as Martin Luther King.

C. Obama was once bothered (困扰) by the question where he was born.

D. Obama became the president at the age of 37.

4. In Obama's opinion, what would "a United States of America" be like?

A. It would be a country made up of fifty states.

B. It would be ruled by the black people.

C. It would be ruled by the white people.

D. It would be a country of all Americans.

5. What is the best title of this passage?

A. A Man who Changed American History.

B. Kenyan Prince.

C. A Top Student of Harvard.

D. Who Am I?

题型:单项选择题

著名学者余秋雨说:“废墟是昨天派往今天的使者,废墟让我们把地理读成历史。”站在京郊的一座废墟上,我们可以解读到的历史是                             (   )

A.太平军抗击洋枪队

B.英法联军火烧圆明园

C.洋务运动的破产

D.《马关条约》的签订

题型:单项选择题

关于甲亢正确的描述有()

A.甲亢的发病机制目前认为主要与自身免疫有关

B.甲亢的心血管系统临床表现是由于代谢亢进以及甲状腺素直接对心肌的作用,使循环系统活动加强所致

C.甲亢性肌病是由于肌酸代谢发生负平衡所致

D.甲状腺危象仅由于甲状腺激素产生过多所致

E.非浸润性突眼主要因交感神经兴奋眼外肌和上睑肌张力增高所致

题型:单项选择题

波长为0.1米的场源,自由空间中的频率()

A.30MHz

B.300MHz

C.3000MHz

D.3MHz

题型:单项选择题

吊钻头的钢丝绳必须选用同向捻制、柔软优质、无死弯和无断死者,安全系数不应小于()

A、6

B、8

C、12

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