請仔細閱讀下文，然后根據(jù)短文內容選擇正確答案。 If someone ask you, "What colour is the sky?"I thin

題文

請仔細閱讀下文，然后根據(jù)短文內容選擇正確答案。???? If someone ask you, "What colour is the sky?"I think you will answer "Blue".I'm afraid that you will be
? wrong. The sky has no colour. It looks blue because we are looking at blue sunlight. The sunlight is
?shining on little bits of dust ( 灰塵) in the air.
???? Is the sky full of air? I'm sure that you have asked this question, too. We know that there is air all
?around the world, but we couldn't fly very high because as we go higher, the air gets thinner. If we go far
? enough away from the earth, we find there is no air.
???? Maybe we can answer some questions now. What is the sky? Where is it? It is all round the world. The
? sky is space (宇宙空間). In space there is nothing, but only the sun, the moon, and all the stars.1. We often think the sky is blue because _____.??? A. we think it is so
??? B. we like this colour
??? C. we don't have other colours
??? D. we don't like other colours2. The sky is _____.??? A. a star round it
??? B. a big ball with air all
??? C. full of dust
??? D. space with??the sun, the moon and the stars3. What makes us think the sky is blue???? A. Dust in the sky.
??? B. Air and blue light.
??? C. Our own feeling.
??? D. Both A and B.4. We can't fly very high because _____.??? A. there's too much air in the high place
??? B. the high sky is full of dirty air
??? C. there is no air in the high enough sky
??? D. the sun is too hot5. The writer of the passage _____.??? A. tells us something about the sky
??? B. wants to tell us not to go to space
??? C. once flew in the sky
??? D. enjoys answering people's questions

題型：未知 難度：其他題型

答案

1. A?2. D? 3. D? 4. C?? 5.??A

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據(jù)培訓啦專家說，試題“請仔細閱讀下文，然后根據(jù)短文內容選.....”主要考查你對 [科教類閱讀 ]考點的理解。

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