They try to find out how ancient people made tools, why they moved around, and what customs were like in their times.But what about dinosaurs (龙) and fossils (化石) Do archaeologists study these as well Actually, that is a misunderstanding. It is paleontologists who study ancient animals....
theageof60.Theratesofdeathamongparticipantsinthisgroupdidclearlyshowracialdifferences,withapproximately9% ofblacksdyingat anearlyagecomparedto6% ofwhites.There werealsodifferencesincausesofdeathbyrace. Forinstance,black men weresignificantly more likelytodieofmurderandwhitemenfromAIDS. Themostcommoncausesofdeath...
When did Homo sapiens appear in North America? When did first Homo sapiens enter Europe? When did hominids first arrive in Britain? When did hominids evolve into Homo sapiens? When did Homo sapiens idaltu go extinct? When were Homo sapiens discovered? When did homo sapiens first appear? Whe...
The long-lived Deccan Traps eruptions formed much of western India and were centered on the time of the Cretaceous-Paleogene (K-Pg) mass extinction, 66 million years ago. The study used fossil shells collected in Antarctica, the United States (Alabama, Alaska, California and Washington), Argent...
9. in the 1920s 在二十世纪二十年代 10. long long ago 很久以前 11. long before 远在……以前 12. That’s a pity 很遗憾 13. on the earth 在地球上 14. be covered with 用……覆盖 15. the feathered dinosaurs 长有羽毛的恐龙 16. In the future 在将来 ...
When an early human being was discovered in 1912, scientists at this time were wild with excitement over the meaning it had for the theory of evolution. There were hundreds of papers about this Piltdown man over the next fifty years until it was finally discovered to be a complex hoax. ...
【3】 (sudden), two dinosaurs rose to the surface and began to fight each other. The small boat was almost sunk by the dinosaurs 【4】 they were able to get away. They sailed to shore and explored the forest. They came across huge insects and many strange 【5】 (creature). As they...
通过本单元的学习,我们要掌握一些有关dinosaurs的常识,来丰富自己的一些短语和习惯用语。 本单元的短语和习惯用语 (一) 短语与词组 1. in town 在城里 2. on show 陈列,展出 3. hundreds of 成百上千的 4. the way to 到……的路 5. on display 展出,陈列 6. a visit to… 一次去……的参观 7....
In 1979, geologists discovered a large impact crater in Western Australia. It was only recently that researchers were able to determine its age, which is nowbelieved to be 2.2 billion years. Here again, the crater’s age concurs with the end of one of the major ice ages. ...
were affected.It was the worst natural disaster to hit Sri Lanka.Hundreds of thousands of Sri Lankans sheltered in schools and temples overnight,and officials expected the death toll to rise further once rescuers resumed searches after daybreak.In southern India,where at least 3000 were ...