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制作VCD、DVD光盘的材料和装修时用的“水晶板”,都是一种叫做有机玻璃的塑料.有机玻璃属于[ ]

A.合成材料

B.复合材料

C.金属材料

D.无机非金属材料

答案

答案：A

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短文填空（根据短文内容及首字母提示，补全空格内单词，使短文完整、通顺。共10小题：每小题1分，满分10分）

Tigers are dangerous and cruel animals. They are the bosses of the Asian jungles with their cleverness, quickness and s小题1: .A cat, on the o 小题2: hand, is a homebody that comforts us with its gentle warmth and calms us with its purring(猫叫声).

As a mother, there is no doubt that the Chinese-American writer Amy Chua is a tiger. Her book, Battle Hymn of the Tiger Mother,t 小题3: people about the strict raising she gave her two children. She thinks that being strict is the o 小题4: way to develop a child's potential(潜力)and to make them strong, independent and successful. Her kids were not allowed to watch TV or play video games. They were not allowed to "hang out" with other kids after school. They had to be the top students in their classes. And they had to practise playing the piano and violin for hours every day. As a r 小题5: , her kids became successful.

Chua says, I 小题6: her, most Asian mothers are tigers because they believe their children can achieve a lot if they're pushed hard enough. She says American mothers are really cats. They care m 小题7: about their children's self-esteem(自尊).They don't want to push their kids too hard for fear of hurting their feelings. American mothers e 小题8: their children to find their own path.

So, is a tiger mom better than a cat? Perhaps it depends on the differences b小题9: Asian and Western cultures. It may a 小题10: depend on the child himself. Some kids need to be pushed while others respond(反应)to a gentler hand. To growl or to purr? There is no easy answer.
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按原文填空。

1．秦兵马俑在我国________的临潼出土，它举世无双，是享誉________的珍贵历史文物。

2．已发掘的三个俑坑，总面积近______平方米，差不多有______个篮球场那么大，坑内有兵马俑近_____个。

3．兵马俑不仅规模宏大，而且________，________。
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