新编英语教程李观仪主编Unitppt课件.ppt

1 WhyaregirlsafraidoftheletterC 2 WhyistheletterEsoimportant 3 Howcanyoumakearopeshorterwithoutcuttingorwindingit 4 Whydopeoplewishforsomethingtheyhaven tgot 5 Whatdoeseverybodydoatthesametime 6 Whatresembleshalfapie QuickyourMind 1 Unit6Predators parasitesandOtherrelationships ecosystem livingthings 2 3 Pre readingActivities 1 brain stormNameasmanyanimalsasyoucan 2 questionsfordiscussion 1 Doyouloveanimals Whatisyourfavoriteanimal 2 Whatdoyouthinkofvegetarianism Doyouthinkitiswrongtoeatanimals 3 Whatisecologicalbalance Andfoodchain Giveexamples 4 5 6 Theanimalkingdom Birds finch雀 Birdsofprey vulture Poultryandgame家禽和野禽 chicken Seabirds seagull Primates 灵长类 monkey chimpanzee Marsupials 有袋类 koala kangaroo Rodents 啮齿类 mice rabbits squirrel Mammals 哺乳类 cows whales 7 Theanimalkingdom Pachyderms 厚皮动物 hippo elephant Insects bees butterfly flea dragonfly 蜻蜓 Arachnids 蛛形动物 scorpion mites ticks Reptiles snake crocodiles turtle lizard Amphibians 两栖类 toads 蟾蜍 newtsMollusks 软体动物 snail octopus 章鱼 Crustaceans 甲壳类 crab lobster shrimps 蝾螈 8 Predator ananimallivingbykillingotheranimalsforfood Lion Wolf Robin 欧洲知更鸟Frog Fox Tiger Humans 9 Carnivore aflesh eatinganimal Lion Wolf Fox Tiger 食肉动物 10 Mammal ananimalwhich whenyoung feedsonmilkfromitsmother MongooseLionWolfTigerFoxrhinoceros 11 Someseaorfresh watercreatures ShellfishShrimpSpongeAlgaeRemoraShark 12 Someblood suckingdisease carryingparasiteslivingonpeople animalsandbirds Tick FleaLouse lice 13 Somecold bloodedanimalsthatcrawlorcreep LizardSnake 14 3 Commontermsinecology EcosystemLivingthings creaturesCreatureorganism alivingthing esp onethatisextremelysmall有机体 生物 尤指 微生物 aliving marine alivingthing realorimaginary thatcanmovearound suchasananimal生物 动物 15 2 parasites mensalism6 MutualismDefinitions 1 predators prey Characteristics Examples 16 1 Predators Consumersthatkilltheotheranimalsforfood Humans tigers wolves Notnecessarily bad donothaveaneasytimeofit 17 Verynumerous 2 Parasites Organismsthatliveonorinotherlivingthings Fleas ticks etc 18 Sometimesworks sometimesdoesn t 3 BiologicalControl Limitingpestsbyusinglivingorganisms MongoosestoJamica sparrowstoU S A 19 Livingorganisms livingtogether 4 Symbiosis numerous 20 Oneorganismbenefits othernotaffected 5 Commensalism Remorasandsharks 21 Bothorganismbenefits 6 Mutualism Algaeandfungus egretsandrhinoceroses 22 WordsandphrasesinL1 25 formal toremembersb sth remindsbofsth bring callsb sthtomind Shecouldn tcalltomindwhereshehadseenhimbefore ThepaintingbringstomindsomeofPicasso searlyworks 23 haveaneasytime ofit BrE havenodifficultiesorproblems aseasyasanything aspie asABC asfallingoffalog informal veryeasy easymoney 来得容易的钱 Iameasy BrE informal A Doyouwanttowatchthisorthenews B Oh Iameasy It suptoyou 24 array agroupoforcollectionofthingsorpeople oftenonethatislargeorimpressive大堆 大量 atwill wheneverorwhereveryoulike Theywereabletocomeandgo species 种 物种 endangered 25 SomesentencesfromL1 25 L7 Sometimesindividualpredatorsdopreyuponfarmanimals andtheseindividualshavetobecontrolled 强调 Mother Haveyoufinishedyourhomework Son Yes Mum Idohavefinished See thisisit 26 SentencesfromL28 40 L28 Predatorsareusuallybiggerandfewerinnumberthantheanimalstheypreyupon Thereverseistrueofparasites Theparasiteshavetheoppositecharacteristics Peopleliveinbighousesinthecountry buttheconditioninthetownisjusttheopposite 27 Parasite acreaturedependingonanotherforthenecessitiesoflife Flea 蚤Louse lice 虱子Fungus fungi 真菌 如蘑菇 Bacterium bacteria Flatworm 扁形虫insect Tick扁虱 吸血寄生虫 Mite螨Elmspanworm 尺蠖 北方称步曲 南方称造桥虫 状似蜘蛛的微小生物 在动植物 地毯等上生活 28 taketosth tobegintodosthasahabit开始沉溺于 I vetakentowakingupveryearly taketosb sth tostartlikingsb sth Itooktomynewbossimmediately 我已形成习惯 醒得很早 L42 60 29 attachv sth tosth 把 固定 importance significance value weight ect tosth 认为 有重要性 或意义 价值 分量等 重视 tosb sth formal 使 与 有联系 Noblameattachestoyou 你一点责任也没有 attached I veneverseentwopeopleso toeachother Thisdoesnotattachanyblametoyou Themiddleschoolis totheuniversity Pleasecompletethe applicationform 依恋 附属于 所附的 30 Symbiosis共生 Twodifferentlivingorganisms parasiteandhost livingtogether Commensalism共栖 Oneorganismbenefitsandtheotherisnotaffected Mutualism互利共生 Bothorganismsbenefitfromlivingtogether 31 Symbiosis共生 Rhinoceros犀牛 Egret白鹭 32 Therearethreemaintypesofsymbiosis baseduponthespecificrelationshipbetweenthespeciesinvolved mutualism parasitism andcommensalism Symbiosis共生 33 Commensalism共栖 remoras shark 鮣 34 Commensalism共栖 sponge海绵 seaanemone海葵 任一种大量的珊瑚虫纲花状海生腔肠动物 具有能够伸缩的圆筒形身体和围绕着中间的嘴的触须 35 Mutualism互利共生 lichen地衣 苔藓algae 地衣就是真菌和苔藓植物的共生体 地衣靠真菌的菌丝吸收养料 靠苔藓植物的光合作用制造有机物 如果把地衣中的真菌和苔藓植物分开 两者都不能独立生活 36 lichenonatree lichensgrowingonarock 37 Thestyleofexpositorywriting Longerparagraphsinwhichtherearelongerandmorecomplexsentences Third personnarration forthepurposeofobjectivitySentencesinthepassivevoice 38 ExpositoryWritingTechniques TheconsumersthatkillotheranimalsforfoodarecalledpredatorsInsomerelationships oneorganismbenefitsandtheotherisnotaffectedatall Thisiscalledcommensalism Supplyingdefinitionsforthetechnicalterms 39 Quotingdirectlyfromfamous biologiststowinauthority Dr GeorgeSchallerworte Thetiger sseeminglyunbeatablearrayofweapons itsacutesenses greatspeed strengthandsizeandformidableclawsandteeth have Dr Mechwrote Asistruewithmostpredators thewolfisanopportunist 40 Citinganexampleofpoeticexaggeration So naturalistsobserve afleaHathsmallerfleasthanonhimprey Andthesehavesmallerstilltobite em Andsoproceedadinfinitum JonathanSwiftexaggeratedonlyalittlewhenhewrote 41 李先生是一位很负责任的经理 王先生刚好相反 thereverseistrueof2 他要领导具有3000多人的大公司 他的日子不好过 haveaneasytime 3 请把这个便条附在文件上 attach to4 去年5月他加入了登山队 现在他已爬了五座山 attach to 5 据我们估计 这座桥梁可以一年后交付使用 estimate6 所有的肉食动物都想捕食健康的猎物 但事实上他们所捕食的动物都是老 弱 伤病动物 old weak injuredordiseased Translation 42 7 他从监狱逃了出来 现在整天害怕再被抓住 prey 8 我估计这幅油画的价值是1000美元 estimate at9 他全心全意地做生意 因为他知道他可以从他的生意里得到很大的利益 benefitfrom 10 他对我们图书馆的藏书的估计是错误的 estimate 11 把这发动机装在火车上花了工程师五小时 attachto Translation 43 1 Mr Liisaresponsiblemanager andthereverseistrueof withMr Wang 2 Heisrunningabigcompanyofmorethan3