经典英语资料Unit 4 Natural Disasters Listening and Speaking.pptx

《经典英语资料Unit 4 Natural Disasters Listening and Speaking.pptx》由会员分享，可在线阅读，更多相关《经典英语资料Unit 4 Natural Disasters Listening and Speaking.pptx（27页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、Unit 4 Natural DisastersListening and Speaking主题语境人与自然之灾害防范【语境概说】本单元的主题是人与自然，涉及的话题是自然灾害与防范、安全常识与自我保护。单元话题可以使学生了解自然灾害，培养学生的灾害防范意识，对学生进行防灾减灾教育。同时，鼓励学生开展小组活动，增强合作意识。Misfortunes tell us what fortune is.不经灾难不知福。The last drop of humans will be tears of regret after environmental damage.人类的最后一滴水将是环境破坏后悔恨的眼

2、泪。Nature is kind of a loving mother，but also a butcher in cold blood.自然不仅是慈爱的母亲，也是冷血的屠夫。Section Listening and Speaking1.Translate the following words and phrases.disaster n._drought n._slide vi.&vt._ flood n._vi._vt._volcanic eruption _ rescue n.&vt._ 灾难；灾害旱灾；久旱(使)滑行；滑动 洪水；大量淹没；大量涌入 使灌满水；淹没火山喷发营救；救援

3、damage n.&vt._ survive vi._ vt._destroy vt._ death n._affect vt._ shelter n._ vt._ vi._ 损失；损害生存；存活幸存；艰难度过 摧毁；毁灭死；死亡影响；(疾病)侵袭；深深打动 避难处；居所；庇护保护；掩蔽躲避(风雨或危险)2.Brainstorming：Have you ever experienced any natural disasters？How many kinds of natural disasters do you know?_fire，earthquake，hurricane，flood，la

4、ndslide，tsunami，tornado，drought3.Describe what happened during the earthquake.4.Finish Ex.1 on Page 48.destroyedruinscrackedinjuredFinish Ex.2&Ex.3 on Page 48.1.SpeakingFinish Ex.4 on Page 49 by following the example.Good morning.Today is 13 May.A huge earthquake hit Wenchua,China,yesterday afternoo

5、n.At least 8,500 people were killed by 13 May in the 7.8 magnitude earthquake.Rescue workers and soldiers are working day and night to dig out those trapped in the ruins and help the survivors.2.Pronunciation(1)听录音，对比发音清辅音/p/t/k/f/s/t/tr/ts/浊辅音/b/d/v/z/d/dr/dz/(2)听词汇辨-ed结尾的发音第一组：reached，kissed，talke

6、d，washed，finished，helped规律：-ed在清辅音后读：_第二组：enjoyed，welcomed，answered，carried，worried规律：-ed在浊辅音及元音后读：_第三组：wanted，started，needed，counted，painted，visited，added规律：-ed在/t/或/d/后读：_/t/d/id/语言知识积累.单词1.strike v.袭击；灾难突然发生2.severe adj.严重的；严厉的3.rubbish n.垃圾；废物4.recover v.痊愈5.uncertain adj.不确定的6.concern n.担心；关心7.

7、exist vi.存在；生存8.attack v.攻击；袭击9.unite v.团结；联合10.hopeless adj.没有希望的，绝望的.短语1.rescue team 救援队2.donate.to.向捐赠3.rebuild ones home 重建某人的家园4.take on a new look 呈现新面貌5.put up 搭建；张贴；提高文化知识习得震级震级是指地震的大小；是以地震仪测定的每次地震活动释放的能量多少来确定的。中国目前使用的震级标准，是国际上通用的里氏分级表，共分9个等级，在实际测量中，震级则是根据地震仪对地震波所作的记录计算出来的。地震愈大，震级的数字也愈大，震级每差

8、一级，通过地震释放的能量约差32倍。学习策略形成1.听力技巧点拨听力训练有非常多的形式：将听到的词或句子选出来、配对题、真假题、填充题、选择题、补全句子题、图表完成题。在听前，根据标题、图片、问题或选项可以预测听力材料的大体内容。根据问题和选项进行预测是最常用的方法，一般的听力材料，大多数要求学生回答问题或选择正确答案，这些题目本身便为学生提供了可预测的内容。迅速浏览一下所提出的问题或问题中的选项，便能在听之前了解相当一部分信息。2.清辅音与浊辅音的区别英语辅音音素分清辅音与浊辅音，发音时声带不振动的是清辅音，如：/p/，/t/，/k/，/f/，/s/。发音时声带振动的是浊辅音，如：/b/，/

9、d/，/，/v/，/z/。英语辅音大部分是成对的，分清浊两种。如：/p，b/，/t，d/，/k，/，/f，v/。英语中有一部分辅音是不成对的，如：/m/，/n/，/l/，/r/，/j/，/w/没有对应的清辅音，/h/没有对应的浊辅音。1.rescue n.&vt.营救，救援What are the rescue workers and soldiers doing in the flood-hit area?(教材P48)救援人员和士兵在受灾地区做什么？合作探究体会rescue的用法和意义The rescue car broke down on our way to the flooded a

10、rea.这辆救援车在我们去洪灾地区的路上出故障了。Helicopters rescued nearly 20 people from the roof of the burning building.直升机从着火大楼的楼顶救出了将近20人。He held on to a branch until we came to his rescue.他抓住一根树枝，直到我们把他救下来。自主发现come to/go to sb.s rescue_援救某人_ 从营救某人/某物 rescue sb.rescue sb./sth.from.词块积累rescue team营救队wait to be rescued

11、 等待救援巩固内化(1)单句语法填空Tom rescued a boy _ the river on his way home.(2)补全句子When we were trapped in the ruins，the soldiers _.当我们被困在废墟中时，士兵们赶来救援。fromcame to our rescue 2.damage n.&vt.损失；损害Which buildings were damaged in Seoul?(教材P48)首尔哪些建筑物受损？合作探究体会damage的用法和意义Damage caused by the earthquake disaster cant

12、 be ignored.地震灾害导致的损失不容忽视。Eating too much meat one time will cause/do damage to your stomach.一次吃太多的肉会对你的胃造成损害。As we all know，smoking can damage our health.众所周知，抽烟会损害我们的健康。自主发现cause/do damage _对造成损害；损害_ 损害某人的健康巩固内化补全句子Your father is angry because you have _ the flower beds.(damage n.)你把花坛损坏了，你父亲对此非常生

13、气。He had an accident and _.(damage vt.)他遇到意外事故，把自行车弄坏了。todamage ones health caused/done damage todamaged the bike3.affect vt.影响；(疾病)侵袭；深深打动effect n.效应；影响；结果 vt.引起；实现；使发生82 killed，500，000 affected(教材P49)82人死亡，50万人受影响合作探究体会affect与effect的用法和意义The noise from the coming and going cars of the road affecte

14、d our study.马路上来往车辆的噪音_了我们的学习。Most people present at the meeting were deeply affected by his speech.出席会议的大多数人被他的演讲_了。My parents divorce had a great effect on me.父母的离婚给我带来了很大的_。影响深深打动影响自主发现affect sb./sth.影响某人/某事be deeply _.被深深打动have an effect _.对有影响辨析比较(1)affect主要用作动词，意为“影响”，相当于have an effect on。(2)e

15、ffect作动词时指“引起；实现；使发生”，着重“造成”一种特殊的效果。作名词时指affect(影响)的结果，常用于短语have an effect on.中，表示“对有影响”。affected byon巩固内化(1)选词填空(affect/effect)Dont play around here!Your noise _ my job badly.Playing computer games too much will have a bad _ on your study.(2)补全句子The firefighters lung _ because of breathing in the p

16、oisonous gas.由于吸入了有毒气体，那位消防队员的肺部受到了侵袭。What you say or do will _ others.你所说或所做的每一件事都会对别人产生影响。affectseffectwas affected have an effect on 4.shelter n.C避难处；居所 U庇护 vt.保护；掩蔽 vi.躲避(风雨或危险)Shelters set up by the government(教材P49)政府设立的庇护所合作探究体会shelter的用法和意义Its so hot，and wed better find a tree to take shelte

17、r from the sun.太热了，我们最好找棵大树来遮阳。We sat in the shade，sheltering from the sun.我们坐在背阴处，避免被晒到。Trees shelter the house from the wind.树给房子挡住了风。自主发现take shelter _.躲避_ 保护/遮蔽不/免受_ 躲避巩固内化单句语法填空They found shelter _ the storm in a garage.We must find a place _(shelter)from the downpour.思考请说出shelter作及物动词时的同义词并造句。_fromshelter.from.shelter from.fromto shelterprotectThe wall can protect/shelter our houses from being flooded.Thank You