Humans have always been curious about what Earth was like thousands of years ago. To learn more about the plants and animals that lived during that time, scientists examine their fossils or other remains. In recent years, genetics, and in particular the the study of DNA, has become an impor...
【题目】Humans hav e always been curious abou t what Earth was lik e thousands o f years ag o. T o learn mor e about th e plants and animal s that lived during that time, scientists erami n e their fossils or other remains. In recent ye ars, genctics, and in particular th e...
–Look! How beautiful theworld was! Oh! What will the birds do?看!世界多么美丽啊!哦!鸟儿怎么办?–Don’t worry.People will help them.不要担心。人类会帮助它们的。Before humans lived on theearth, whales already lived in ...
But genetically changing wild animals does not sit well with environmentalists. “There’s no need to engineer a mosquito,” says Dana Perls, senior program manager for the emerging technology program at the non-profit F...
Zhang Peng:You know, back then, in this place, you didn’t even need guns.You missed the good old days.This street was not like this.It was...The night market rocked.It was known as the “Little Northeast” of Africa.Barbeque stalls everywhere.It’s fine.Patrols.The mosquito pie.Abou...
【题目】 Humans hav e always been curious abo ut what Earth was lik e thousands of years ag o . T o learn mor e about th e plants an d anim als that liv e d during that time, scientists er amin e their fossils or other remains . In rece nt years, genetics , an d in ...
【题目】阅读理解Humans hav e always been curious about what Earth was lik e thousands o f years ago.To learn mor e about th e plants and animals that lived during that time, scientists examine their fossils or other remains. In recent year s, genetics, and in particular th e th e ...
How beautiful the world was! 翻译:看!世界多美丽! 原文:Oh! What will the birds do? 翻译:哦!鸟儿们会做什么? 原文:Zoom: Don't worry. People will help them. 翻译:别担心。人们会帮他们。 原文:Before humans lived on the earth, wha...
Seventy thousand years ago, our human ancestors were insignificant animals, just minding their own business in a corner of Africa with all the other animals. But now, few would disagree that humans dominate planet Earth...
Geologist Jan Zalasiewicz takes the reader on a fascinating trip one hundred million years into the future--long after the human race becomes extinct--to explore what will remain of our brief but dramatic sojourn on Earth. He describes how geologists in the far future might piece together the...