百度试题 结果1 题目 15. No matter how many people we will have, it will be difficult to live (live) on other planets. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
The Earth is like our mother.She gives live to all the living things on the Earth.And she provice us with air、food、water and other things we need for living.Once she was beautiful ahd rich.But mow she is crying, becacuse she is becoming dirtier and dirtier, poorer and poorer. It'...
百度试题 结果1 题目According to the passage, how many planets in our galaxy might human beings live?A 5 billionC 15 billionB 10 billionD 200 billion 相关知识点: 试题来源: 解析 A 反馈 收藏
2020/10/15 练习记录 练习答题 Many scientists believe that intelligent life forms may exist on other planets and messages should be sent into space to contact these life forms. Other scientists think this is a bad idea because these life forms could ...
1)planet you which do live on(?)2)planets how are there in many the solar system(?)组句并回答 相关知识点: 试题来源: 解析 1. Which planet do you live on? I come from the planet Earth. 2. How many planets are there in the solar system? There are nine planets in the solar ...
How to Live On Other Planets: A Handbook for Aspiring Aliens.EBSCO_AspPublishers Weekly
Why do Shostak and Barnett think intelligent life exists on other planets? The first reason is time. Scientists believe the universe is about 12 billion years old. “This is long enough for other planets to have intelligent life,” say Shostak and Barnett. The second reason is size—the univ...
根据Like the other seven planets, the Earth is running around the sun.可知像其它星球一样,地球围着太阳转。所以选B。 【小题2】C细节理解题。根据第二段中If you are in space, you can see lots of white clouds over the surface of the Earth. Through the clouds, you can see the blue color...
There will be many robots to help people do most of the dangerous and boring work. People will have time to do more special work. For example, people will study how to live on other planets. The populationMany changes in the future growing ★More people will live longer and know how to...
1. Which planet do you live on?I come from the planet Earth.2. How many planets are there in the solar system?There are nine planets in the solar system.