百度试题 结果1 题目 2. Humans have lived on the earth for only 35 000years.(对划线部分提问)How long have humans lived on the earth? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
解析 【答案】How long【核心词汇/短语】on the earth:在地球上【翻译】人类在地球上已经存在了数百万年了。【解析】根据题干要求,划线部分是“for millions of years(数百万年)”,表示时间长度,因此应该由how long来提问。句子开头首字母大写,因此答案是“How long”。
The Appearance of Humans on Earth: In the history of the Earth, humans have not really been around for a very long time. Primates first appeared on Earth around the same time as the dinosaur extinction, about 65 million years ago.
And no one knows that more than lifelong Spurs superfan Shea Serrano, who has lived and breathed all of it. Today Serrano joins us to break down the vibe in San Antonio, gauge how close they are to a championship, and game out how long Gregg Popovich, the architect of it all, will ...
There were no humans on Earth when dinosaurs lived, so there are no written records or illustrations of how they behaved or what they looked like. All we have are: Bone and egg fossils Collections of footprints called trackways Our knowledge of living animals Dinosaur Facts Modern lizards, li...
Here at National Geographic Kids, we know how much our readers want to make a positive difference to our world! So, read on to find out how to save the planet… 1. Be a habitat hero! All over the world,wild places are in trouble. As the humanpopulation has increased, we’ve taken...
How fast is Earth moving? How far away is Mars? To determine how long it will take to reach Mars, we must first know the distance between the two planets. Mars is the fourth planet from the sun, and the second closest to Earth (Venus is the closest). But the distance between Earth...
But this does raise an interesting question, though: over the long arc of human history, how many people haveeverlived? The unique and powerful visualization above, from the team atOur World in Data, highlights how many humans have ever lived, and how much of humanity is currently alive toda...
So, gamma rays have the most energy (part of what makes them so dangerous to humans), and radio waves have the least. Of visible light, violet has the most energy and red the least. The whole range of frequencies and energies, shown in the accompanying figure, is known as the ...
How Billions of Humans Can Evolve in Harmony on Planet EarthCONSILIENCE: THE UNITY OF KNOWLEDGEBy Edward O. WilsonAlfred A. Knopf332 pp. $26GREEN...Pratter, Frederick