Dinosaurs DeathsPPT学习教案

1、会计学1Dinosaurs Deaths1. What is it?2. Does it still live on the earth?Discuss:dinosaurThey are dead and extinct.第1页/共28页Jurassic Park 第2页/共28页Who is the king of dinosaurs?The Tyrannosaurus Rex第3页/共28页第4页/共28页第5页/共28页Reading (1): Reading the text quickly and answer the questions.1. What kind of animal

2、 is talked about in the passage?2. Is it still alive on the earth?Dinosaur Dinosaurs are extinct nowadays. 第6页/共28页Reading (2): Answer the questions.1.When did the large object hit the earth?2.What happened after it hit?3.What was the scientific theory about dinosaurs extinction twenty years ago?Six

3、ty-five million years ago.Dinosaurs living on the ground became extinct.They discovered that a large cloud of dust was created by the crash of the large object. They reasoned that sunlight was stopped from reaching the earth by the cloud. As a result, the weather became greatly cooled. The cold weat

4、her and less sunshine killed many plants which were the food of dinosaurs and other animals. Because of no food the animals soon died.第7页/共28页4.What was the new theory expressed by some scientists ten years ago?5. What are scientists preparing to do?They said that the object was not big enough to cr

5、eate a deadly cloud of dust, but it hit with great force so that poisonous chemicals were given out. Dinosaurs and other ancient animals were poisoned by the chemicals and then died.Scientists are preparing to make a study of the rocks that remain after the large object hit.Reading (2): Answer the q

6、uestions.第8页/共28页Learn some language points in the text.extinct adj. 灭绝的，绝种的；如：灭绝的，绝种的；如：Dinosaurs have been extinct for millions of years. 恐龙已经灭绝数百万年了。恐龙已经灭绝数百万年了。wonder about 对某物发表惊讶，不敢相信；如：对某物发表惊讶，不敢相信；如：Sometimes I wondered about his behavior. 有时我对他的行为感到惊讶。有时我对他的行为感到惊讶。prove to be 证明是；证明是；prove

7、that 证明证明第9页/共28页Learn some language points in the text.relation n. 关系，联系关系，联系have a relation with 和和有关系有关系lead to 导致导致discover v. 发现发现Police discovered that Kim is the thief. 警察发现金就是小偷。警察发现金就是小偷。dust n. 尘土，尘埃尘土，尘埃第10页/共28页Learn some language points in the text.crash n. 碰撞；撞击碰撞；撞击stop sb. from doing

8、 sth. 阻止某人做某事；如：阻止某人做某事；如：My father stopped me from going outside at night. 我父亲晚上不让我出门。我父亲晚上不让我出门。theory n. 理论，推测理论，推测raise a theory 提出一种理论提出一种理论第11页/共28页Learn some language points in the text.hit v. 打，碰撞，击中；如：打，碰撞，击中；如：The stone hit the window. 石头击中了窗户。石头击中了窗户。force n. 力量；如：力量；如：do sth. with great

9、force 用力做某事用力做某事chemical n. & adj. 化学品，化学的化学品，化学的reaction n. 反应；如：反应；如：chemical reaction 化学反应化学反应第12页/共28页Study the following expressions and try to make another one.success1.Wine is the cause of the accident.2.Pride is the cause of failure.3.Diligence is the cause of success.第13页/共28页the planStudy

10、the following expressions and try to make another one.1.He is still working on the report.2.He spent something working on the plan.第14页/共28页failureStudy the following expressions and try to make another one.1.Having too much wine will lead to an accident.2.Hard work leads to success.3.Too much pride

11、 leads to failure.第15页/共28页his lost bikeStudy the following expressions and try to make another one.1.I discovered his lost bike.2.Scientists discovered the truth.3.They want to discover the reason of dinosaurs death.第16页/共28页Fill in the blanks with the correct forms of the words in the box.poison c

12、ause create reasondiscover fall influence lead to1.A large object _ from space sixty-five million years ago.2.It was _ twenty years ago that the large object _ a large cloud of dust which _ the extinction of the dinosaurs. But later some scientists thought the object was not big enough to create a c

13、loud of dust which _ the death of the creatures.3.Scientists _ that pollution caused by the chemicals might have _ the environment to such a degree that dinosaurs and other ancient animals were _.felldiscoveredcreatedcausedreasonedinfluencedpoisonedleaded to第17页/共28页Write: Discuss with your partner

14、on the cause of the extinction of dinosaurs. Then complete the dialogue.A: Do you know when dinosaurs became extinct?B: It is said_A: What was the cause?B: It is believed that_ that sixty-five millions years ago, a large object fell down from space on the ground where dinosaurs were living. food of

15、dinosaurs were killed with the lack of sunlight and the cold weather so that dinosaurs died.第18页/共28页A: How did the large object cause the extinction?B: Twenty years ago some scientists said_. But ten years ago, it was reported_Write: Discuss with your partner on the cause of the extinction of dinos

16、aurs. Then complete the dialogue. the huge object hit with great force so that poisonous chemicals were given out. a large cloud of dust was created by the crash of the large object.第19页/共28页第20页/共28页第21页/共28页Jurassic Park 第22页/共28页第23页/共28页Learn some language points in the text.extinct adj. 灭绝的，绝种的

17、；如：灭绝的，绝种的；如：Dinosaurs have been extinct for millions of years. 恐龙已经灭绝数百万年了。恐龙已经灭绝数百万年了。wonder about 对某物发表惊讶，不敢相信；如：对某物发表惊讶，不敢相信；如：Sometimes I wondered about his behavior. 有时我对他的行为感到惊讶。有时我对他的行为感到惊讶。prove to be 证明是；证明是；prove that 证明证明第24页/共28页Learn some language points in the text.crash n. 碰撞；撞击碰撞；撞击stop sb. from doing sth. 阻止某人做某事；如：阻止某人做某事；如：My father stopped me from going outside at night. 我父亲晚上不让我出门。我父亲晚上不让我出门。theory n. 理论，推测理论，推测raise a theory 提出一种理论提出一种理论第25页/共28页the planStudy the following expressions and try to make another one.1.He