Animal--Extinction动物灭绝 公开课
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Animal Extinction
灭绝;消亡
1. Read quickly to get the main idea of the text. 2. What was discovered in Chaoyang County,Liaoning Province? 3. What are the possible reasons for the disappearance of dinosaurs refered in the text?
•
Animals have disappeared during the long history of the earth. The most famous of these animals are dinosaurs. 恐龙 They lived on the earth tens of millions of years ago, long before humans came into being 形成;产生 and their future seemed secure at that time. There were many different kinds of dinosaurs and a number of them used to live in China. The eggs of twenty-five species have been found in Xixia County, NanYang, Henan Province. Not long ago a rare new species of bird-like dinosaur was discovered in Chaoyang County,Liaoning Province. When scientists inspected 检查;视察 the bones,they were surprised to find that these dinosaurs could not only run like the others but also climb trees.They learned this from the way the bones were joined together.
• Write an article about your feelings on what you will do to protect animals and our environment.
Thank you for listening!
a huge rock hit the earth many dinosaurs died for lack of food
put too much dust into the air
plants couldn’t grow
the dust blocked the sun’s light
Others thinks the earth got too hot tor the dinosaurs to live on any more.
•
来自百度文库
Dinosaurs died out suddenly about 65 million years ago. Some scientists think it came after an unexpected incident 事件;事变 when a huge rock from space hit the earth and put too much dust 灰尘 into the air. Others think the earth got too hot for the dinosaurs to live on any more. Nobody knows for sure why and how dinosaurs disappeared from the earth in such a short time. • We know many other wild plants,animals,insects and birds have died out more recently. According to a UN report,some 844 animals and plants have disappeared in the last 500 years.
灭绝;消亡
1. Read quickly to get the main idea of the text. 2. What was discovered in Chaoyang County,Liaoning Province? 3. What are the possible reasons for the disappearance of dinosaurs refered in the text?
•
Animals have disappeared during the long history of the earth. The most famous of these animals are dinosaurs. 恐龙 They lived on the earth tens of millions of years ago, long before humans came into being 形成;产生 and their future seemed secure at that time. There were many different kinds of dinosaurs and a number of them used to live in China. The eggs of twenty-five species have been found in Xixia County, NanYang, Henan Province. Not long ago a rare new species of bird-like dinosaur was discovered in Chaoyang County,Liaoning Province. When scientists inspected 检查;视察 the bones,they were surprised to find that these dinosaurs could not only run like the others but also climb trees.They learned this from the way the bones were joined together.
• Write an article about your feelings on what you will do to protect animals and our environment.
Thank you for listening!
a huge rock hit the earth many dinosaurs died for lack of food
put too much dust into the air
plants couldn’t grow
the dust blocked the sun’s light
Others thinks the earth got too hot tor the dinosaurs to live on any more.
•
来自百度文库
Dinosaurs died out suddenly about 65 million years ago. Some scientists think it came after an unexpected incident 事件;事变 when a huge rock from space hit the earth and put too much dust 灰尘 into the air. Others think the earth got too hot for the dinosaurs to live on any more. Nobody knows for sure why and how dinosaurs disappeared from the earth in such a short time. • We know many other wild plants,animals,insects and birds have died out more recently. According to a UN report,some 844 animals and plants have disappeared in the last 500 years.