A major challenge for dinosaurs would have been climate change. While most people picture dinosaurs in lush, warm landscapes, some species already lived in cold, snowy regions. Some were even feathered, which could have provided insulation like modern-day birds and mammals. This adapt...
考查动词短语。句意:恐龙在数千万年前生活在地球上,远远早于人类的出现。根据句意及汉语提示可知,此处使用动词短语come into being。设空处在before引导的时间状语从句中作谓语,根据时间状语millions of years ago可知,句子的时态为一般过去时,设空处应用动词的过去式。故填came into being。反馈...
Since the dawn of time, dinosaurs have captured the human imagination and sparked creative thought. Here are 7 reasons why they are still fascinating humans.
ADinosaurs(恐龙) lived a long time ago before humanswere around. Fossiles(化石) tell us what shape they were.Little is known about their daily lives. Looking at what theyate helps us to know more about them.Scientists have found teeth marks of one dinosaur onthe bones of another dinosaur...
“For over 100 million years when dinosaurs were the dominant predators, mammals were generally small, nocturnal, and short-lived.” The pressure to stay alive eliminated the genes needed for long life. Citing reptiles and other animals with a much slower biological aging process than mammals, ...
Read the full-text online article and more details about Believing in Art of the Impossible; What If Humans and Dinosaurs Lived Together and in Perfect Harmony? Artist James Gurney Tells David Whetstone about His Fantasy Land, Dinotopia.
Dinosaurs (恐龙) had lived on Earth for ___ (数百万年) before humans appeared.Mars is a planet and it ___ (围着・・・・・・转) the sun.The end of the story is ___ (超出我们的想象).___ (在・・・・・・的帮助下) my brother, I finished the project on time....
For the past twenty years, Eoraptor has represented the beginning of the Age of Dinosaurs. This controversial little creature–found in the roughly 231-million-year-old rock of Argentina–has often been cited as the earliest known dinosaur. What was the first animal to go extinct? With their ...
答案:before;考查完成句子.固定搭配: long before"很早以前,…以前很久".此处是before引导的时间状语从句,故填before.恐龙生活在数千万年前的地球上,远远早于人类的出现,那时它们的未来似乎是安全的.英语中的固定短语,既不能添词,也不能少词,是固定的,要求同学们在平时记忆准确,然后根据句意找出记忆中的固定搭配...
, humans used small stone tools, now also polished and sometimes crafted with points and attached to antlers, bone or wood to serve as spears and arrows. They often lived nomadically in camps near rivers and other bodies of water. Agriculture was introduced during this time, which led to ...