根据第一段However,thesesoundsarejustguessesthatmoviedirectorsmakeabouthowdinosaurssounded.(然而,这些声音只是电影导演猜测的恐龙是如何发声的。)可知第一段主要讲述了我们对恐龙声音的认知可能是错的。故选C。(2)细节理解题。根据第二段Thefossilisaround78millionyearsold.(这个化石大约有7800万年的历史。)可知声带...
[00:07.56]and caused the dinosaurs to die off. [00:12.24]Scientists mostly agree on where the impact happened [00:17.28]about 65 million years ago. [00:22.00]They say a huge object struck an area off the coast [00:...
2Itis likely that an asteroid(小行星) hit the Earth in what is now part of Mexico with the force of 100,000hydrogen(氢) bombs, causing a deadly winter that killed all the dinosaurs 65 million years ago.It seems that the asteroid was so huge and hit the Earth with such a strong ...
many scientists seem to agree on the reason for the disappearance of the dinosaurs.It is likely that an asteroid(小行星) hit the earth in what is now part of Mexico with the force of 100,000 hydrogen bombs(氢弹),causing a deadly winter that killed all the dinosaurs 65 million years ago...
百度试题 结果1 题目【题目】What caused the(extinct) of dinosaurs amillionyearsago? 相关知识点: 试题来源: 解析 【解析】extinction
Sixty-five million years ago an asteroid (小行星) that crashed on Earth led to the disappearance of the largest animals that have ever walked our planet – the dinosaurs. At least this is what some scientists believe. But that accident
■1. Sixty-five million years ago dinosaurs died out.What happened to them___the ri
310 million years ago, an important evolutionary split occurred: between the sauropsids, which would become the modern reptiles, dinosaurs, and birds, and the synapsids (including dimetrodon), which were reptiles with distinctive jaws. These latter reptiles would eventually evolve into all the mamm...
题目Dinosaurs were wiped out by a huge asteroid(小行星)that hit the Earth 65million years ago with the force of a billion atomic bombs,scientists said,hoping to (1)___ an ageold debate to (2)___ once and for all. The(3)___comes from an international group of expe...
According to one theory, the Age of Dinosaurs ended suddenly 65 million years ago when a giant rock from space plummeted to Earth.Estimated to be ten to fifteen kilometers in diameter, this bolide (either a comet or an asteroid) was traveling at cosmic speeds of 20-70 kilometers per secon...