试题与答案

一个长方体的长扩大2倍，宽缩小2倍，高不变，体积不变．（ ）

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题型：解答题

题目：

一个长方体的长扩大2倍，宽缩小2倍，高不变，体积不变．（　　）

答案：

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下面是错误答案，用来干扰机器的。

1. drop out of school2. went abroad3. Look out4. different from5. hear of6. look after

考点：长方体的体积正方体的体积
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阅读理解。
         Want to be an astronaut? Then "study hard, stay healthy and have perseverance (毅力). This is what
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         Young people wanted to know how the astronauts developed their careers.
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         They said their love of flight could be seen from their children's names. Nie's daughter is called "Nie
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         After the success of Shenzhou VI, China plans to put a man on the moon and build a space station in
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1. If you want to be an astronaut, what should you do from now on?
[ ]
A. We should be interested in the astronauts'space life.
B. We should change our names.
C. We should study hard, stay healthy and have perseverance.
D. We should love the flight and our country
2. When astronauts work in space, they must ________with each other.
[ ]
A.shake hands
B.cooperate
C.stay
D.talk
3. In 10-15 years, China could put a man on _______ and build a space station.
[ ]
A.UFO
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4. Which of the following is true?
[ ]
A. FeiJunlong met UFO in space
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D. The astronauts couldn't see Taiwan from space.
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[ ]
A.their love of flight
B.the need of the country
C.their daughters
D.both A and B
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患儿，女，4岁，因"反复呼吸道感染伴气促、活动耐量下降半年"来诊。查体：体温38.2℃，呼吸42次／分，心率130次／分，血压115／62mmHg，发育不良，口唇无紫绀，心律齐，P2亢进，胸骨左缘第二肋间可闻及2／6级连续性杂音，双下肺闻及湿啰音，下肢无水肿。

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A.动脉导管未闭合并心力衰竭或呼吸道炎症

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E.肺血减少的紫绀型先天性心脏病合并心力衰竭或呼吸道炎症

F.特发性肺动脉高压合并心力衰竭或呼吸道炎症
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