（新教材）2021-2022学年高中外研版英语选择性必修第一册素养课件：UNIT 5 REVEALING NATURE PERIOD 4 .ppt

1、Unit 5Revealing naturePeriod 4Developing ideas()阅读提能课 自主素养储备.根据语境选词填空characteristic,decline,blame,primitive,detect,root,link,centimetre1._sharks were one of the top ocean living things.2.The need to communicate is a key _of human society.3.After returning home,my mother did not _me.4.Women always ca

2、n _the air of other women from their husbands.5.Pakistan denies any _between the attack.6.The _of new jobs is a fact.7.There is a five-_wound on the back of his head.8.The _of some plants can be used as medicine.Primitivecharacteristicblamedetectlinkdeclinecentimetreroot.用合适的介/副词填空1.These plants and

3、 flowers are native _Southern California.2.If you speak English,you can communicate _business people from other countries.3.How did you drive him _?4.And _some ways,this is completely understandable.5._example,“dogs”is the plural of“dog”.6.Could you share _us your personal experiences and hobbies?to

4、withawayinForwith理解文章大意Read The Secret Language of Plants and fill in the form below.Paragraphs 1&2Lead inFrom fantasy to _Paragraphs 3&4&5Ways of communication for plants_an amazing _Paragraph 6SummaryLearning _about plantsresearchchemicalssoundsystemmore1.decline v.减少;衰退;谢绝 n.(数量、价值、质量等的)减少,下降,衰落【

5、观察悟】The number of trees larger than two feet across has declined by 50 percent in California forests.(话题典句)在加利福尼亚州的森林中,两英尺以上的树木数量已经减少了50%。Civilizations do eventually decline and disappear.各种文明最后都会衰落、消亡。知识素养积淀I really appreciate your invitation,but I must decline it.非常感谢你们的邀请,但我不得不谢绝。The American eco

6、nomy continued to show signs of gradual/rapid/steady decline in September.9月份,美国经济继续呈现出逐渐/快速/持续衰退的迹象。【内化用】写出黑体单词在语境中的含义。The number of staff has declined from 217,000 to 114,000.()The popularity of television has contributed to the decline of movie industry.()减少衰落2.blame v.责怪;指责;把归咎于【观察悟】How can I bl

7、ame him?It wasnt intentional.我怎么能怪他呢?那又不是有意的。She doesnt blame anyone for her fathers death.她没把她父亲的死归罪于任何人。Police are blaming the accident on dangerous driving.警方把事故原因归咎于危险驾驶。Which driver was to blame for the accident?哪位司机该为此次事故负责?【生成得】blame sb./sth._sth.因指责某人/事blame sth._sb./sth.把归咎于be to blame(for

8、sth.)(对坏事)_ foron负有责任【内化用】语法填空。A dropped cigarette is being _(blame)for the fire.Parents are too likely to blame schools _the educational limitations of their children.My brothers trying to blame all this _me.You are mainly _(blame)for the accident.blamedforonto blame3.primitive adj.原始的;低等的 派生:primi

9、tively adv.最初地 primitiveness n.原始性;原始【观察悟】We survived the ice ages with primitive technologies.我们靠着原始的技术手段在冰河时代生存了下来。We aim to make you a natural and primitively simple house living.我们希望能为您创造出一种自然、古朴的家居。【生成得】primitive _adv.primitively【内化用】用primitive的正确形式填空。This paper _introduces the principle of DNA

10、.Its using some rather _technology.primitivelyprimitive4.be native to 源于的,原产于【观察悟】Look at the pictures of species native to different regions of China.看一下中国不同地区的本地物种图片。I prefer to use the plants that used to be native to the river before it became so polluted.我更喜欢使用原生的河道植物,最好是那种污染得还不太严重的。Shanghai al

11、so is likely to be home to Volvos new China headquarters.上海还有可能成为沃尔沃新的中国总部。【生成得】be _to 原产于;源于的be _to 是的所在地nativehome【内化用】完成句子。Most of the trees _(原生于)Sri Lanka.Mysterious Antarctica may _(是的发源地)the oldest civilization.are native tobe home to5.It has been known for some time that plants use chemicals

12、 to communicate with each other.一段时间以来,人们就知道植物使用化学物质相互交流。【观察悟】It has been known for some time that plants use形式主语 主语从句chemicals to communicate with each other.本句是一个it作形式主语的主语从句。It is an honor that I have the chance to answer your question.能有机会回答你的问题是我的荣幸。It is true that he has made a very important

13、discovery in chemistry.他的确在化学领域有了一个非常重要的发现。It seems that they are going to win the match.似乎他们就要赢得这场比赛。It is known to all that the gun powder was first invented by the Chinese.所有人都知道火药最初是由中国人发明的。【生成得】用it 作形式主语的结构(1)It is+_+that从句It is a _that.事实是(2)It is+_+that从句It is _that.很自然(3)It+不及物动词+that从句It _t

14、hat.似乎(4)It is+过去分词+that从句It is _that.据报道名词fact形容词naturalseemsreported【内化用】完成句子。_(常识,众所周知)that Chinese people are very intelligent._(有必要)that we have a walk now._(碰巧)that he was not there that day._(据说)that Cang Jie created the Chinese writing system.It is common knowledgeIt is necessaryIt happenedI

15、t is said【备选要点】1.detect v.发现,察觉(尤指不易觉察到的事物)派生:detection n.察觉detective n.侦探【观察悟】When another bean plant detects the chemicals from its injured neighbour,itstarts to release its own,different chemicals.(教材典句)当另一种豆类植物从其受害邻居那里察觉到化学物质时,它开始释放自己的不同的化学物质。A new voice technology was able to speak to a recepti

16、onist and book a reservation without detection.一种新的语音技术可以与一名接待员通话,并在没有被发现的情况下进行预订。Sherlock Holmes is a famous detective in stories.故事中的夏洛克福尔摩斯是一个著名的侦探。Otherwise it has no detectable effect on the program output.除此之外,在程序的输出上没有可察觉的影响。【生成得】_n.察觉_n.侦探_adj.可觉察的detectiondetectivedetectable【内化用】完成句子。_is vi

17、tally important.早期查出癌症是极为重要的。Doctors say the disease is probably _at birth.医生说该疾病可能在出生时是无法觉察到的。Despite careful _,many items have never been recovered.尽管进行了悉心探查,许多物品还是一直没有找回。The new test should enable doctors to _early.新的检测手段应该能够使医生们尽早查出这种疾病。Early detection of cancersnot detectabledetective workdetec

18、t the disease2.link v.把联系起来;连接n.联系;纽带【观察悟】Plants have an amazing system of communication that can link nearly every plant in a forest.(教材典句)植物具有一个惊人的通讯系统,可以将森林中几乎所有植物连接在一起。Police suspect there may be a link between the two murders.警方怀疑那两桩凶杀案可能有关联。The two spacecraft will link up in orbit.两艘宇宙飞船将在轨道上对

19、接。【生成得】link A _B 把A和B联系起来_(with sb./sth.)(与)连接,结合;使结合to/withlink up【内化用】用正确的介词填空。The video cameras are linked _a powerful computer.The bands have linked _for a charity concert.Newspapers have linked his name _the singer.toupwith3.Scientists are learning more every day about the secret ways in which

20、plants talk to each other.科学家们每天都在更多地了解植物之间相互交流的秘密方式。【观察悟】Scientists are learning more every day about the secret waysinwhich plants talk to each other.先行词 介词which定语从句本句是介词+which引导的定语从句,先行词是ways。The way that you look at problems is wrong.你看问题的方法不对。Wallace and Darwin agreed on the way in which differ

21、ent forms of life had begun.华莱士和达尔文对不同类型的生物是如何起源的持相同的观点。The way youre doing it is completely crazy.你这么个干法,简直发疯。【生成得】the way后接定语从句时的三种模式:(1)the way+_从句(2)the way+_从句(3)the way+_ thatin which从句【内化用】一句多译。这就是他做事情的方式_._._.This is the way that he did itThis is the way in which he did itThis is the way he

22、did it.根据语境和首字母写出正确的单词1.Martin was looking c _elegant in this dress.2.We agreed to offer him a lift but he d _.3.It is Jack,not I,that should be to b _.4.P _human beings lived by fishing,hunting and gathering.5.The d _of crime is not always easy.6.Doctors always l _smoking with early death.7.We got

23、to the r _of the problem.8.The length of this pencil is seventeen c _.课时素养达标haracteristicallyeclinedlamerimitiveetectioninkootentimetres.根据语境和汉语提示写出正确的短语1.Six spoken languages are considered to _(源于)the British.2.In order to _(与交流)colleagues better,Mr Wang decided to improve his way of speaking.3.Th

24、e new discovery would _(赶走)all the troubles.4.The Chinese test is _(在某些方面)like the American SAT,except that it lasts more than twice as long.5._(例如),how much would you have to pay for a front tooth?6.Please let me _(与分享)you some of my excitement of the past couple of weeks.be native tocommunicate withdrive awayin some waysFor exampleshare with本课结束