only the sun , the moon and all the stars 相关知识点: 试题来源: 解析 【答案】6-10 BDADD 【解析】本文讲的是与天空有关的一些事情。6. B 从下文The sky is space(空间)可知B正确。7. D 答案来自第二段:Is the sky blue? The sky has no color。作者先问再自己回答,选D。8. A 细节题...
(1) What is the sky? [ ] A. It's the clouds B. It's space. C. It's air D. It's nothing (2) The sky ___ [ ] A. is blue B. is white C. is black D. has no color (3) Planes cannot fly very high because ___. [ ] A. the air becomes thinner ...
Then why does the sky look blue? We know that there is air around the world. When planes fly, they need air to lift their wings. Planes can't fly very high. That is because the air gets thinner when they go higher. The same will happen to us if we go high enough. If we go...
What colour is it? What birds can live above it? These questions are difficult to answer, aren't they? In fact, the sky has no colour. Then why does the sky look blue?We know that there is air around the world. When planes fly, they need air to lift their wings. Planes can't ...
That is because the air gets thinner when they go higher.可知答案。 2.根据The colour would be bluer when you see on the top of a high mountain.可知答案。 3.根据When the sun rises and falls, you will see red, orange, and other colours in the sky.可知答案。 4.根据Now you may ...
What color is it? What birds can live above it? These questions are difficult to answer, aren't they? In fact, the sky has no color. Then why does the sky look blue?We know that there is air around the world.When planes fly, they need air to lift their wings. Planes can't fly...
matter,the sun emits a “black body spectrum”that is defined by its surface temperature. A black body spectrum is the continuum of radiation at many different wavelengths that is emitted by any body with a temperature above absolute zero. ... So one might say that the sun is blue-green!
Do you understand the feeling of missing someone? It is just like that you will spend a long hard time to turn the ice-cold water you have drunk into tears.你知道思念一个人的滋味吗,就像喝了一大杯冰水,然后用很长很长的时间流成热泪。 Don’t waste your time on a man,who isn’t ...
6.What is the sky? A. It’s the clouds B. It’s space. C It’s air D It’s nothing 7. The sky ___ A. is blue B. is white C. is black D. has no color 8. Planes cannot fly very high because ___. A. the air
How high is it? What colour is it? What birds can live above it? Thesequestions are difficult to answer, aren't they? In fact, the sky has no colour. Then why does the sky look blue? We know that there is air around the world. When planes fly, they need air to lifttheir ...