◎ 题干
What is color? Why do some of the things around us look red, some green, others blue?
Colors are really made by deflected (反射) light. We see color because most of the things reflect light. In the same way, if something is green, it reflects most of the green light. If something reflects all light, it is white. If it doesn’t reflect any light, it is black.
Some of the light is reflected and some is taken in (吸引) and turned into (变成) heat (热能).The darker the color is, the less light is reflected, the more light is taken in. So dark-colored clothes are warmer in the sun than light-colored clothes.
小题1:When something reflects light, we can _____.
A.see its colorB.see its heatC.not see its colorD.see nothing
小题2:Something looks white because it reflects _____.
A.some lightB.no lightC.all lightD.most light
小题3:the dark-colored clothes are warm because ____ is taken in.
A.more lightB.less lightC.more colorD.less color
小题4:In summer ______ make people feel cool.
A.dark-colored clothesB.red-colored clothes
C.green-colored clothesD.light-colored clothes
小题5:What’s the best title(标题)of this passage( 短文 )?
A.Dark colorB.ColorC.HeatD.Clothes
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◎ 解析
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◎ 知识点
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