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问题 选择题

下列说法错误的是 [ ]

A．在多电子的原子里，能量高的电子通常在离核近的区域内活动 

B．元素周期表中，在金属与非金属的分界线附近可以找到半导体材料

C．含有离子键的化合物一定是离子化合物  

D．全部由非金属组成的化合物可能是离子化合物

答案

答案：A

阅读理解

George，Frank，Peter，Betty和Susan正在各自打算去参观一座名塔。请仔细阅读题中的个人情况说明和A到E五座名塔的介绍，选出符合各人要求的最佳选项。

小题1:Susan is a college student. She is on holiday 'in July and would like to visit the tallest tower of     the five below.

小题2:George, a student of history, is ready to write a paper on old towers. He is going to visit one in Europe.

小题3:Betty, a teacher from Australia, likes shopping very much. She is thinking of buying different things for her students.

小题4:Frank, from America, is traveling around the world. His last stop is to visit a tower where he can spend the night.

小题5:Peter is interested in plants and animals. He is now looking for a tower where he can see fish and other water animals.
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单项选择题

人类通过劳动增加社会物质财富，不仅表现在数量上，更重要的是表现在( )上。

A．外观

B．质量

C．标准

D．价值
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