Why is the Earth called a "blue planet"? A. Because it has a lot of blue flowers. B. Because most of its surface is covered by water. C. Because the sky is always blue. D. Because people like the color blue. 相关知识点: ...
I.阅读理解Earth is the only planet that scientists think has life.Why does Earth have life while the other planets(行星)don't? For one thing, Earth has just the right temperature. As the third planet from the sun, Earth seems to bejust the right distance away. The planets which are cl...
根据第一段中内容及As the third planet from the sun, the earth seems to be just the right distance away.可知,距离太阳第三远的行星指的是地球。故选C。 文章最后一段提到火星上有干涸的河床的迹象,但这一点并不能证实火星上存在生命,因为还没有生命迹象,故A项说法不正确。其他三项都与文章相符。故选...
【题目】Hawking believes the earth is unlikely to be the only planet ___ life has developed gradually. A.thatB.why C.whereD.whose 试题答案 在线课程 【答案】C 【解析】句意为:斯蒂芬·霍金认为“地球不大可能是有生命进化现象的唯一星球”。限制性定语从句中缺少地点状语,where在此处引导定语从句并作...
The earth is the only planet that scientists think has life.Why does the earth have life while the other planets (行星) don't?For one thing,the earth is just the right temperature.As the third planet from the sun,the earth seems to be just the right distance away.The planets which are...
We don’t know whether Earth is the only inhabited planet. It is possible that there is life elsewhere in the universe. Whether such life-forms have spiritual, rational souls subject to the need for salvation would be an entirely different question that the Church then would have to ponder....
Earth Day is on April 22nd.People say thanks to the Earth and learn ways to keep the Earth safe and clean.But saving the Earth is not just for grow-ups.Kids are also taking an active part in it.The American writer and filmmaker Lynne made a film called Young Voices for the Planet.It...
Only one other planet in the solar system seems to be something like the earth. That planet is Mars(火星). Mars is smaller than the earth, and it is quite a bit cooler. But it is not too cold for humans. On some days, the temperatures are as low as a winter day in the northern...
英语翻译OUR Earth is a blue planet.Why is it blue?It’s because of the water.About 71 percent of the planet is water.But most of it you can’t drink.The sea makes up two thirds of the Earth’s water.It’s too salty to drink.People can only take water fro
Mars would be a more successful planet for exploration and settlement because it contains the basic resources necessary for humans to survive. Since the environment of Mars is more similar to that of Earth and it contains resources necessary to help life exist, it should be the only option for...