人教版高中英语必修二第4单元period单元预习课课件

导读话题美文,预学语言知识,感悟教材原文,Period 单元预习课 When the Buying Stops，the Killing Can Too 现在打开电视机，就能看到来自体坛和演艺界的巨星们对我们说“没有买卖，就没有杀害”。这些公益广告就是非政府组织野生救援会的“积极保护野生动物宣传项目”的活动之一。,WildAid is an international nogovernment organization whose goal is to end the illegal wildlife trade.Rather than a campaign of biology or culture WildAid views the illegal wildlife trade completely as a matter of economicsof supply and demand.Yao Ming is a spokesman for WildAid.,WildAids unique Active Conservation Awareness Program(ACAP)is designed to completely reduce the demand for wildlife parts and productsnamely in key places such as China and India.WildAid works with media，governments，famous people and local partners and communities worldwide to make wildlife conservation a global priority.The slogan is“When the buying stops，the killing can too”,Every year，countless species are needlessly taken from the wild to satisfy the world market for wildlife.Some of the worlds most endangered species such as the tiger，rhino，elephant，bear and marine turtle are being poached to make dishes，traditional medicines，luxury goods or tourist souvenirs from their body parts.Other species are traded as pets.Many of these animals now face extinction and if we do not help them today，they may not have a future tomorrow and we will only be able to see them in books or on TV.,Key to ACAPs success is a portfolio of international and local famous people and influential figures that have recorded personal appeals for support of ACAP.ACAPs international ambassador，martial arts action hero，Jackie Chan was moved to tears by images he saw in ACAPs documentary and henceforth pledged his support to help and promote the campaign.,1supply and demand 供求 2luxury goods 奢侈品,1Does WildAid belong to any country? _ _ 2Whats the goal of WildAid? _ _,3Write down at least three kinds of animals that are in danger of dying out. _ _ 【答案】 1.No. 2The goal of WildAid is to end the illegal wildlife trade. 3The tiger，rhino，elephant，bear and marine turtle.,第1步识记核心单词 .根据所给词性和汉语提示写出下列单词 1_n野生动植物 2_n保护 3_v减少；(使)变小/少 4_n损失；遗失；丧失 5_n保护区 6_v打猎；猎取；搜寻,7_vi.回答；做出反应 8_adj.远的；远处的 9_n(痛苦或忧虑的)减轻或解除 10_n仁慈；宽恕；怜悯 11_adj.确定的；某一；一定 12_n重要(性) 13_vi.擦；摩擦 14_n昆虫 15_vt.包含；容纳；容忍,16_adj.强大的；有力的 17_vt.影响；感动；侵袭 18_vt.鉴赏；感激；意识到 19_vi.成功 vt.接替；继任 20_adj.安全的；可靠的 21_n收入 22_vt.雇用；利用(时间、精力等) 23_n& vt.损害；危害,【答案】 1.wildlife 2.protection 3.decrease 4.loss 5.reserve 6.hunt 7.respond 8.distant 9.relief 10.mercy 11.certain 12.importance 13.rub 14.insect 15.contain 16.powerful 17.affect 18.appreciate 19.succeed 20.secure 21.income 22.employ 23.harm,.将单词与所给英语释义连线 1affect Ato go down to a lower level 2decrease Bto answer 3respond Cto try to catch or kill animals 4relief Da feeling of happiness 5hunt Eto have something inside 6certain Fto have an effect on,7contain Gto gain ones purpose or reach an aim 8succeed Hnot doubtful 【答案】 18 FABDCHEG,第2步掌握高频短语 .根据所给汉语提示写出下列短语 1_ 灭亡；逐渐消失 2_ 和平地；和睦地；安详地 3_ 在(的)危险中；垂危 4_ 如释重负 5_ 突然大笑起来,6_ 保护不受(危害) 7_ 注意 8_ 渴望做某事 9_ 毫不怜悯地 10_ 对有害 【答案】 1.die out 2.in peace 3.in danger(of) 4.in relief 5.burst into laughter 6.protect.from 7.pay attention to 8.long to do sth. 9.without mercy 10.do harm to,.用以上所给短语的适当形式填空 1I prefer to study _ and quiet. 2I was _ when the exam was over. 3You should _ your teacher in class. 4You will be _ if you walk on a railway line. 5Our English teachers humor made us _ 6We all know the polluted air _ our health. 7You need to put on more clothes to _ yourself _ cold.,8No one has come up with a convincing explanation of why dinosaur _ 【答案】 1.in peace 2.in relief 3.pay attention to 4in danger 5.burst into laughter 6.does harm to 7protect；from 8.died out,第3步背诵重点句型 .背诵下列教材中出现的句型，体会黑体部分的用法 1Please take me to a distant land where I can find the animal that gave fur to make this sweater. 请带我到一个遥远的地方，在那里我可以找到一种动物，用它的毛皮制作这件毛衣。,2It shows the importance of wildlife protection，but Id like to help as the WWF suggests. 这表明保护野生动植物的重要性，但我想按照世界野生生物基金会的建议来帮助你们。 3The flying carpet travelled so fast that next minute they were in Zimbabwe. 飞毯飞行得如此之快，以至于一转眼他们就来到了津巴布韦。,4After a while she saw some zebra with black and white lines going beneath their stomachs. 过了一会儿她看到了一些斑马，它们身上有一直延伸到腹部的黑白相间的条纹。 5They lived on the earth tens of millions of years ago，long before humans came into being and their future seemed secure at that time. 千百万年前，恐龙就在地球上生活，比人类的出现要早得多，当时它们的前景好像也很安全。,6When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees. 科学家们观察他们的骨头时，惊奇地发现这些恐龙不仅跟其他恐龙一样可以跑，而且还可以爬树。,速读文章并从四个选项中选择最佳答案 1Why did elephants use to be an endangered species in Zimbabwe? ATourists hunted too many elephants. BFarmers hunted them without mercy. CThe government encouraged farmers to hunt them. DTheir living environment was seriously polluted.,2What can be inferred from the elephants words“Have you come to take my photo？”？ AIt thinks itself a beautiful animal. BElephants are friendly to human beings. CMoney from tourists went to the large tour companies. DNow many more tourists come to take its photos rather than hunt it.,3Antelopes in Tibet become endangered because _ Athey are killed by other animals for food Bthe environment is badly polluted Cpeople kill them to use their fur Dtheir food chain(食物链)is cut off,4It can be learned from the text that _ Athe Zimbabwe government did a good job in saving the elephants Bthe rainforest produces drugs that are good for millipede insects Cthe farmers also got some money from tourists after the WWF helped Dmosquitoes help protect monkeys from millipede insects,5It can be inferred from the text that next Daisy would _ Ago and buy a flying carpet