The oceans on earth will _ in one billion years.中主语 The oceans on earth,谓语 will _,will 后接动词原形,in one billion years 是将来时间,结合选项词意:A项 evaporate 蒸发,消失,B项 rise 增加,提高,C项 raise提升,举起, D项 flow 流动,流淌,涌进,依次代入句中可填 evaporate,故答案是 A。 Th...
未来十亿年地球将会发生什么? What Will Happen to Earth in the Next Billion Years?未来十亿年地球将会发生什么?One billion years into the future, you might imagine a world full of artificial intelligence, interstellar travel, and space colonies. Maybe we'll see the end of poverty and hunger. A...
Scientists think that there has been life on earth for millions of years。 科学家认为地球上存在生命已经数百万年了。 精讲:这是一个含有that引导的宾语从句的复合句,从句中there has been是there be结构的现在完成时态。 eg: It is said that there has been the sun for about 5 billion years ....
Our Solar System, like all planetary systems, formed from a cloud of gas and dust that surrounded the young Sun 4.5 billion years ago. But our Solar System seems to have a very different structure from the majority of planetary systems discovered over the last few years.像所有的行星系统一...
The Earth’s history has been 45 billion years. Now it can be found in different periods (时期) of different 1 of fossils, and these fossils can 2 the history of our planet earth-shaking changes. Over 200 million years ago, on Earth there 3 a group of animals: the dinosaurs. They ...
1 billion years after the birth of the Earth, there have been signs of life in the oceans. After billions of years, life has gradually spread to the Mainland. 翻译结果4复制译文编辑译文朗读译文返回顶部 After the birth of the earth 1 billion years, life in the sea of signs. In the follo...
Scientists believe that 4.5 billion years ago, Mars and Earth began their existence undersimilar conditions. During the first billion years,liquid water—in contrast to ice-was abundant onthe surface of Mars. This is an indication that Mars was much warmer during that time. Mars alsohad a thic...
There are more than 200 billion stars in our galaxy, called the Milky Way and our Sun is only one of them. But scientists have discovered many other galaxies in universe. They are a long way away and their light has travelled for many years to reach us. It is hard to understand how ...
The earth is over 4 billion years old. Modern man has lived on the earth for only 35,000 years. We have changed our planet in many ways. Many of the things that we have done are good, but more are not good for the earth. Water pollution: A lot of people, birds and fish die ...
Answer your questions about life on the Earth in the first 3 billion years为你解答地球前30亿年的生命状况Rocks, cliffs an d quarries, not much for most of you' d break this rock open an d you' d see us to look at, but for paleontologist(古生物学者)something that no human being has...