Lesson28TheStudyofLivingThingsLookintoScienceUnit5

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

biologyn.butterflyn.migratev.fantasticadj.completelyadv.grandchildn.生物學；生物蝴蝶移居；遷徙奇異的完全地孫子；孫女；外孫；外孫女femalen.雌性的動物或植物；女子milkweedn.（植）馬利筋chemicaln.化學物質puzzlingadj.令人費解的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.關于這種蝴蝶的奇異的事實已經引起了泰勒博士的注意。drawone’sattention意為“吸引某人的注意力”。Hetriestodrawourattentiontothepainting.他試圖把我們的注意力吸引到這幅圖上。【拓展】catchone’sattention引起某人注意payattentiontosth.注意、留心giveone’sattentiontosth.關心2.Here,asmanyas230millionbutterfliesspendthewinter.

多達兩億三千萬只蝴蝶在這里過冬。as…as…意為“與……一樣……”，兩個as之間可加形容詞或副詞的原級。as…as…的否定形式為notas/so…as…。

Thisfilmisasinterestingasthatone.這部電影和那部電影一樣有趣。

Heisnotastallashisbrother.他不如他哥哥高。3.Thebutterfliesthatreturntothesoutharethegreat-greatgrandchildrenofthebutterfliesthatleftforthenorth.回到南方的蝴蝶是向北遷移的蝴蝶的玄孫（女）。leavefor意為“動身去；前往”。leave...for...意為“離開……去……”。Theyleftforhishometownyesterday.昨天他們動身回老家了。TheywillleaveBeijingforGuangzhoutomorrow.他們明天要離開北京去廣州。4.Read,findandtranslate.一種吸引某人的注意返回過冬產卵akindofdrawone’sattentionreturntospendthewinterlayeggs兩者都鼓勵某人干某事砍伐both…and...encouragesb.todosth.cutdownWhatanimalorplantinterestsyou?

Howmuchdoyouknowaboutit.Pleasewriteitdown.用方框中所給詞或短語的適當形式填空。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用方框中所給詞或短語的適當形式填空。4.Sorry!I

forgot

yourbirthday.5.The

newclassmate

allthestudents’

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