So not all of them are dangerous. They lived on Earth for about 135 million years. Nowadays scientists study dinosaur bones and eggs to get information. Scientists used to think dinosaurs were slow and stupid. But now we know that many of them were fast and powerful....
(5) Dinosaurs were a diverse group of reptiles that lived during the Mesozoic Era, which lasted from about 252 to 66 million years ago. They were the dominant terrestrial vertebrates for over 160 million years, and they came in a wide variety of shapes and sizes, ranging from small, bird...
相关知识点: 试题来源: 解析 C。“that dinosaurs once lived on the earth”是对“discovery”的解释说明,为同位语从句,用 that 引导。选项 A“which”引导定语从句;选项 B“what”不能引导同位语从句;选项 D“where”引导地点状语从句。反馈 收藏
146What do you know about dinosaurs? Dinosaurs are animals that lived on Earth long ago. Therewere no people on Earth when dinosaurs walked here. We know about these animals because wehave some of their bones. We have learned many things about these animals from those bones. Forinstance, ...
A.Why Dinosaurs Died OutB.Where Dinosaurs LivedC.When Dinosaurs Died OutD.What Dinosaurs Looked Like 答案(1)B.细节理解题。根据 In the days of dinosaurs,the whole earth was warm and wet.在恐龙时代,整个地球是温暖潮湿的。可知恐龙是在地球温暖潮湿的时候控制了地球。故选B.(2)C...
( )7. What happened to the dinosaurs on Earth?A. They got sick.B. They were in danger.They died out. 相关知识点: 试题来源: 解析 They died out. 题目问的是地球上恐龙发生了什么,选项中They died out. 它们灭绝了,符合题意。反馈 收藏 ...
They lived on Earth for about4million years. Nowadays scientists study dinosaur5and eggs to get6. Scientists used to think dinosaurs were7and8. But now we know that many of them were9and10. 试题答案 在线课程 答案: 解析: 1.huge;2.meat;3.dangerous;4.135;5.bones;6.information;7.slow;8...
4.1. Where did dinosaurs live?2. When did dinosaurs live on the Earth?3. What did dinosaurs eat?4. Why was there no food or water for dinosaurs?5. Can you see dinosaurs now? 相关知识点: 试题来源: 解析 1.恐龙生活在哪里?2.恐龙什么时候生活在地球上?3.恐龙吃什么了?4.为什么没有食...
Dinosaurs lived on Earth more than 60million years before human beings.They lived everywhere on Earth.Some dinosaurs were as small as chickens.Others were as big as ten elephants.Some could even fly.恐龙比人类早6000多万年生活在地球上。它们生活在地球上的每一个角落。一些恐龙像鸡一样...
阅读理解 Firstly what were dinosaurs ? Dinosaurs lived on Earth a long time age; some dinosaurs were huge and had long tails-they were bigger than a whole family of elephants. Others were very small-they were about t