Today, as the author holds, we can speak only about the time when life appeared on the earth and not when it originated. This statement is true for at least the last four billion years of our planet's history, i.e., documented geological history....
百度试题 结果1 题目After all, they were Earth first inhabitants and survived when the planet was a ___ less pleasant place. A. very B. far C. farther D. more 相关知识点: 试题来源: 解析 B 反馈 收藏
Today, over six billion people live on the planet. This means that there are very few places on Earth with no people. One place that has very few people is at the bottom of the Earth. In Antarctica, the icy continent surrounding the South Pole, you will not find anyone who lives there...
along which we see the Sun, Moon, and planets appear to move in the sky — it is often occulted by the Moon. This morning there is no occultation, but our Moon will pass 0.3° due south of Spica at 8 A.M. EST.
Students should(teach) how to respect others in their daily life. 相关知识点: 试题来源: 解析 三、 1. goes 解析:自然现象用一般现在时态。 2. take 解析:had better do sth.最好 ……。 3. Don't throw解 :否定 使。 4. comes 解析:as soon as引导时间状语从 句,遵循主将从现原则。 5....
How did life start on Earth? It seems possible that the origin of life on the Earth's surface could have been first prevented by an enormous flux of impacting comets and asteroids, then a much less intense rain of comets may have deposited the very materials that allowed life to form some...
give them a new life. W: That's a good idea. l usually throw mine when they start looking out of fashion, though. I don't think anyone would want to wear them. M:True.By the way,how often do you thi...
When man began to search the skies,he saw a lot of things.In the universe,the earth seemed to be just a small bit of dust.It is only a small planet,and travels around the sun.The sun together with its planets,travels in the Milky Way,our galaxy.The Milky Way has about thirty ...
Sigourney Weaver became a Hollywood icon as Ripley, an officer on the commercial spaceship Nostromo that lands on a nearby planet after receiving a mysterious transmission. There, the crew finds evidence of alien life, and they try to keep it from getting onto their ship. They do not succeed...
Respecting elderly people is shown not only on this special day but also in daily life. For example, when an older person enters a room, everyone stands up. When there are several guests at the table, the host usually introduces them from the oldest to the youngest. When a younger person...