冀教版九年级英语上册《The Study of Living Things》Loo k into Science 课件

Lesson28TheStudyofLivingThingsLookintoScienceUnit5

Doyouknowhim?Whatdoyouknowabouthim?He’sCharlesRobertDarwin.He’sabiologist.butterfly复数：butterfliesbiologymigrategrandchildn.femalemilkweed

biologyn.butterflyn.migratev.fantasticadj.completelyadv.grandchildn.生物学；生物蝴蝶移居；迁徙奇异的完全地孙子；孙女；外孙；外孙女femalen.雌性的动物或植物；女子milkweedn.（植）马利筋chemicaln.化学物质puzzlingadj.令人费解的Lookatthepicturesandthinkabout:What’sthepassageabout?Butterflies.ReadPara.1andcompletethesentencesaboutDr.Chip.Dr.Chipteaches_________atauniversityintheUSA.Hestudiesonekindof______________________.And_____________aboutthebutterflyhavebeendrawinghisattention.biologyNorthAmericanbutterflyfantasticfactsReadParas.1-2andcompletethefactsaboutbutterflies.Fantasticfactsaboutbutterflies·

Justlikeamigratingbird,thebutterfliestravelsabout_____kilometressouthin___________.·

Thebutterfliesalways_________tothesamesmallpieceofforestand______thewinterthere.·

Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthat______thenorth.·Thefemales____eggsononlyoneplant:milkweed.4000return/flyspendlayfall/autumnleftforReadPara.3andcompletetheworriesofDr.Taylor.ThingsthatDr.Taylorworriesabout·

InMexico,peoplecutdownthetreesthatthebutterflies

needto____on.·

IntheUnitedStateandCanada,farmersusechemicalsthat____milkweed.restkillReadParas.4-5andanswerthefollowingquestions.1.HowdoMexicoprotectthebutterfly?2.HowdotheUnitedStatesandCanadaprotectthebutterfly?Ithasbeguntoprotectpartsofitsforests.Theyhaveencouragedfarmerstousefewerchemicals.3.Whatarethetwothingsthatscientistscan’tunderstand?1)Howdothebutterfliesknowwhentoflysouth?2)Howdoallthegreat-greatgrandchildrenofthebutterfliesfindthesameforestinMexicoeveryyear?Readthemindmapandretell.FantasticfactsaboutthebutterflyhavebeendrawingDr.Taylor’sattention.关于这种蝴蝶的奇异的事实已经引起了泰勒博士的注意。drawone’sattention意为“吸引某人的注意力”。Hetriestodrawourattentiontothepainting.他试图把我们的注意力吸引到这幅图上。【拓展】catchone’sattention引起某人注意payattentiontosth.注意、留心giveone’sattentiontosth.关心2.Here,asmanyas230millionbutterfliesspendthewinter.

多达两亿三千万只蝴蝶在这里过冬。as…as…意为“与……一样……”，两个as之间可加形容词或副词的原级。as…as…的否定形式为notas/so…as…。

Thisfilmisasinterestingasthatone.这部电影和那部电影一样有趣。

Heisnotastallashisbrother.他不如他哥哥高。3.Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthatleftforthenorth.回到南方的蝴蝶是向北迁移的蝴蝶的玄孙（女）。leavefor意为“动身去；前往”。leave...for...意为“离开……去……”。Theyleftforhishometownyesterday.昨天他们动身回老家了。TheywillleaveBeijingforGuangzhoutomorrow.他们明天要离开北京去广州。4.Read,findandtranslate.一种吸引某人的注意返回过冬产卵akindofdrawone’sattentionreturntospendthewinterlayeggs两者都鼓励某人干某事砍伐both…and...encouragesb.todosth.cutdownWhatanimalorplantinterestsyou?

Howmuchdoyouknowaboutit.Pleasewriteitdown.用方框中所给词或短语的适当形式填空。1.Look!There

are

many

among

the

flowers.2.If

you

the

tree,you

would

do

harm

to

the

environment

here.3.

Itwasa_________trip.Weallenjoyedourselves.cutdown,fantastic,draw...attention,butterfly,leavefor,completebutterfliescut

downfantastic用方框中所给词或短语的适当形式填空。4.Sorry!I

forgot

yourbirthday.5.The

newclassmate

allthestudents’

.6.Whereareyou____________?cutdown,fantastic,draw...attention,butterfly