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问题

读下图，回答问题：

青龙桥站西“人”字形轨道

上下行车的场景

（1）图中所示的是哪条铁路？是谁设计的？

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（2）这段路轨有什么特征？为什么要这样设计？

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（3）设计者的成就对你有何教育和启示？

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答案

（1）京张铁路、詹天佑。

（2）路轨呈“人”字形。以减缓坡度，确保行车安全。

（3）学习他刻苦钻研、敢于创新、务实肯干、不畏困难、热爱祖国、为国争光的精神和勇气。

选择题

下列物质的转化能一步实现的是[ ]

A．CuCuCl2

B．Fe(NO3)2AgNO3

C．Fe2O3FeSO4

D．Ca(OH)2NaOH
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单项选择题

A group of frogs were traveling through the forests, but unluckily two of them fell into a hole. The other frogs tried to help them. When they saw how (1) the hole was, they cried to the two frogs that they could not be saved. The two frogs didn’t (2) and tried their best to jump up out of the hole. The other frogs (3) saying that they were sure to die. (4) , one of the two frogs, who heard what the other frogs were saying, (5) Then he fell down and died.
The other frog, however, (6) to jump as hard as he could, and at last made it out. When he (7) , the other frogs asked, "Didn’t you hear us" The frog, who had a poor (8) , explained, "I thought you were encouraging me all the time. "
The story teaches us a (9) : There is power (力量) of life and death in the tongue. An (10) word to those who are down can help them out while a discouraging word can kill them.

Ⅰ. 完形填空

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阅读下列短文，从每小题所给的A、B、C、D四个选项中选出一个最佳选项。

A．way

B．skill

C．sentence

D．lesson
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