辽宁省北票市高级中学高中英语人教版必修二课件：UNIT 4 USING LANGUAGE .ppt

1、Unit 4Wildlife protectionUsing language必修二1._ n.环境2._ v.&n.减少；降低3._ n.保护4._ n.&vt.关心的事5._ vt.包含；包括6._ n.灭绝；消亡7._ n.事件；事变incident environmentdecreaseprotectionconcerncontainextinction8._ adj.凶猛的；猛烈的9._ n.重要(性)10._ vt.&n.损害；危害11.habitat n._12.reserve n._13.respond vi _14.disappearance n._fierceimporta

2、nceharm栖息地保护区回答；响应；做出反应消失15.inspect vt._16.Dinosaur n._17.secure adj _18.species n._19.mercy n._20.powerful adj._检查；视察恐龙安全的；可靠的种类；物种仁慈；宽恕；怜悯强大的；有力的_v.损失；遗失；丧失_adj.遗失的；丢失的_搭配 困惑；(茫然)不知所措_同义 v.丢下；遗忘1.loss n.损失；遗失；丧失leaveloselostat a lossWhats your impression of the dinosaur?Large/hugestrongfierceviole

3、ntcruelHow much do you know about dinosaurs?Pterosaur 翼龙Triceratops 三角龙Stegosaurus 剑龙tyrannosaurus 霸王龙kinds of dinosaursplant-eatersmeat-eaters disaster?climate changing?over hunting?What might be the reasons for their extinction?Guessing1.When did dinosaurs live?They lived on the earth Tens of mill

4、ions of years ago,long before humans came into being.2.When did dinosaurs disappear?Animal ExtinctionDinosaurs died out suddenly about 65 million years ago.Reading 3.Whats the rare new species of dinosaurs discovered in Liaoning Province?A bird-like dinosaur which could not only run but also climb t

5、rees.4.What might be the possible reasons for their extinction?Maybe thats because a huge rock from space hit the earth and put too much dust into the air or because the earth got too hot to live on.1.There are many different species of dinosaur and all of them have been found in China.2.Not long ag

6、o,a rare new species of bird-like dinosaur was discovered in Henan Province.FFTrue or False?Chaoyangcountry several3.Some scientists are sure dinosaurs died out because the earth got too hot for the dinosaurs to live on any more.4.Dinosaurs died out quickly about 65 million years ago and many other

7、animals have died out more recently.FTthink5.Scientists learned that the bird-like dinosaurs could not only run like the others but also climb the trees by inspected their bone fossil.6.According to a UN report,dodo has disappeared as well as many other animals and plants in the last 5 centuries.Tvt

8、.To examine carefully and strictlyTLanguage points1.They lived on the earth tens of millions of years ago,long before humans cameinto being.千百万年前,早在人类产生之前,它们就生活在地球上。1)on the earth.在地球上。在earth,sun,moon等表达世界上独一无二的名词前,要加the。2)come into being 开始存在;发生我们不知道这世界是什么时候存在的。We dont know when the world came into

9、 being.There is a story about how the word“sandwich”_A.came into being B.was came into beingC.came to power D.was came to power区别 come into being appear arise 1)I dont know what to do if a new situation _.2)He didnt _ until six oclock.3)When did the world _?arisesappearcome into being come into oper

10、ation come into office come into power come into use come into force come into view/sight1.开始运转；实施；生效2.就职3当权；执政4开始使用5生效；实施6在视野内；看得见3)long before 早在之前很久It will(not)be long before+从句(不久后将会.)This happened long before you were born.before long:soon 不久以后We will have an evening party before long.It _ long

11、 before we_ the resultOf the experiment.A.will not be;will know B.is;will knowC.will not be;know D.is;knowC=We will know the result of the experiment before long.2.They learned this from the way the bones were joined together.他们能够从它们骨头的结合方式上识别出这点。learn 得知,获悉I learned from his letter that he was in S

12、pain.我从他的信中得知他正在西班牙。We learnt the news this morning.我们今天早晨得悉这一消息。根据天气预报,明天会下雨。_,it will rain tomorrow.区别:这本书是根据一个真实的故事写的。This book is _ a true story.3.According to a UN report,some 844 animals and plants have disappeared in the last 500 years.根据联合国的一份报告,在过去500年里,大约844种动植物消失。based onAccording to the

13、weather reportaccording to:按照,根据.所说根据标题和图片,这篇文章主要讲的是什么内容？What is the main idea of the passage _ the _ and the pictures?according totitleWe are paid _ how much work we did.A.With the help of B.according toC.In common with D.as a result of B We have only ONE earth!Homework1.Finish exercises in Workbook.2.Read the passage of“animal extinction”for five times.