They lived on the Earth about 150 million(百万)years ago.超级蜥蜴是大恐龙,它们在1.5亿年以前生活在地球。故题目错误。3. 答案:T解析:题意为超级蜥蜴有四条腿,它们的后腿长。根据文章Supersauruses had four legs. Their front legs were short. Their back legs were lon
题目 When dinosaurs roamed the Earth 90 million years ago, the planet was much warmer, including Antarctica at the South Pole. But in a surprising twist, researchers have discovered evidence that Antarctica also supported a swampy rainforest at the time. Researchers captured a slice of the seaflo...
Gondwana(what is now Africa, South America, Antarctica, India and Australia) first split from Laurasia (Eurasia and North America). Then about 150 million years ago, Gondwana broke up. India peeled off from Antarctica, and Africa and South America rifted, according to a 1970 article in theJo...
Some perspective: The Ediacaran Period spanned roughly 96 million years, bookended on either side by the end of the Cryogenian Period — 635 million years ago — and the beginning of the Cambrian Period — 539 million years ago. The extinction event comes just before a signif...
解析 million 考查名词.根据语境"几百万年前,我们的地球完全不同",因为million加s的只有一种情况 millions of …意为"数百万的" ,考虑用提示词的原形形式.故答案为 million.几百万年前,我们的地球完全不同.根据提示词填空,先要通读句子,理解大意,再联系语境变换恰当的词形,方能正确解答....
Dinosaurslivedonearthmorethansixtymillionyearsago.Thiswasalongtimebeforepeopleexisted.Thereweremillionsofdinosaurs.Theylivedeverywhere.Somewereassmallaschickens.Otherswereasbigastenelephants.Somedinosaurshadwingsandcouldfly.Manydinosaurswereharmless.Theywereasgentleassheepandateplants.Otherswereharmful.Theywerefiercer...
1 Man first appeared on earth half a million years ago. Then he was little more than an animal; but early man had several big advantages over the animals. He had a large brain, he had an upright body, he had clever hands; and he had in his brain special groups of nerve cells, not...
Three million years ago, cold and fresh deep waters formed in the North Pacific, with a structure akin to the modern Atlantic. This ocean structure was likely halted by growing ice sheets as sea levels fell and the Indonesian Gateway was closed. ...
150,000,000 (1 hundred 50 million) years ago, BIRDS! Did you know they are relative of dinosaurs? 130,000,000 (1 hundred 30 million) years ago, FLOWERS! I’m a very pretty planet. It’s not bragging if it’s true. 200,000 years ago, HOMO SAPIENS! You humans have big brains an...
【题目】 A few__(million) years ago,our Earth was quite different. 相关知识点: 试题来源: 解析 【解析】考查名词.根据语境"几百万年前,我们 的地球完全不同",因为million加s的只有一种情 况millions of ...意为“数百万的”,考虑用提示 词的原形形式. 故答案为 million. 反馈 收藏 ...