Unit5Lesson27課件英語冀教版九年級全一冊

Unit5Lesson27PlanetDanny1.學習目標3.重點探究2.自主學習學習導航5.當堂檢測6.課堂總結(jié)4.拓展提升

新課導入Watchthevideoofuniverse.學習目標1.掌握本課新單詞:solar,telescope，unless,double,belongto.2.掌握本課短語:evenif,lookthrough,comeout，beworth+n.beworth+v-ing.3.能夠了解更多關于宇宙的知識。自主學習Newwordstelescope

solar

certainly

unless

double

mystery

n.望遠鏡adj.太陽的adv.當然conj.除非n.&adj.兩倍&雙倍的n.謎重點探究ThinkaboutitWhatdoesthesolarsysteminclude?

太陽系由太陽、九大行星、66顆行星的衛(wèi)星，大量的小星體（彗星及小行星），行星際間的介質(zhì)。太陽系內(nèi)層包含太陽，水星，金星，地球，火星；外層的行星為木星，土星，天王星，海王星和冥王星。

It’sSaturdayafternoon.JennyandBriangotovisitDanny.Whentheyarrive.Dannyisoutsideintheyard.Brian:HiDanny.Whatdoyouhavethere?Danny:It’atelescope.Itoldmyfatherthatwewerestudyingthesolarsystem.HesaidthatIcouldusehistelescope.(Helooksthroughthetelescope.)That’sfunny!Icanseeonlyatinycircleoflight.Jenny:(Shelaughs.)You’relookingthroughthewrongend,Danny!Trylookingthroughtheotherend.(Dannyturnsthetelescopearoundandlooksthroughitagain.)Danny:That’sbetter!ButIstillcan’tseeanystarsorplanets.CarefulreadingBrian:Youcertainlycan’t,Danny!Thesunisshining.Thestarscomeout

atnight.Jenny:Thesunsettodayisaround7:00p.m.MaybeBrianandIcanjoinyouaftersupper.Iwouldlovetolookthroughyourtelescope.Danny:Great.Youtwocanhelpme.Brian:Helpyou?Whatareyoutryingtodo?Danny:Iwanttodiscoveranewplanet.Brian:Idon’tthinkyoucanfindoneunlessyouhaveabiggertelescope.Scientistsusehugetelescopeswhentheylookforplanets.Danny:Biggerthanmine?Jenny:Biggerthanyourwholehouse!Actually,doublethesizeofyourhouse!Danny:Well,it’sworthatry,evenifIdon’tfindaplanet.Brian:Wecantrytonight.Theuniverseisamystery.Maybewe’llfindotheramazingthings!

Theearth,thesunandthemoonallbelongtothesolarsystem.Oursolarsystemisinagalaxycalledthe

MilkyWay.TheMilkyWayhasmorethanfivehundredbillionstars.Scientistssaytheuniversecontainsbillionsofgalaxies.Doyouthinkthereislifeonotherplanets?DigIn星系;銀河系銀河1Readthelessonandwritetrue(T)orfalse(F).1.Dannyisstudyingthesolarsystematschool.

()2.DannyislookingthroughthetelescopewhenJennyandBriancometovisit.

()3.Duringtheday,Dannycanseemanystarsintheskythroughthetelescope.

()4.JennyandBrianwilljoinDannyaftersupper.

()5.Dannyhasdiscoveredanewplanet.

()TFTFTLet'sDoIt!Let'sDoIt!2Listentothedialogueandtickthecorrectanswers.1.WhatdidDannydolastnight?Hetriedtostudythemoon.

Hetriedtofindanewplanet.2.WhatdidDannyuse?Atelescope.

Abook.3.WhatdidDannyneed?Moresleep.

Morestars.√√√3Readthelessonandfillintheblanks.OnSaturdayafternoon,BrianandJennyvisitedDannyathishouse.Whentheyarrived,Dannywasoutsidelooking___________atelescope.BrianandJennylaughedatDannybecausehewasusingthewrong________ofthetelescope.Ofcourse,Dannycouldn’tseethe_________duringtheday.BrianandJennyalsowantedtojoinDanny.Theydecidedtocomebackaftersupper.Afterthesunwentdown,theycouldseethestars.Dannyhopedto_______________anewplanet.throughendstarsdiscover/findLet'sDoIt!4Whatinterestsyouaboutthesolarsystem?Ifyouhadachancetogotospace,wouldyougo?Shareyourideaswithapartner.Let'sDoIt!拓展提升1.Helooksthroughthetelescope.through介詞，意為“通過;穿過”，多指從空間內(nèi)部穿過。e.g.Shesmiledathimashewalkedthroughthedoor.through表示“穿過，通過”，指從某處或某物中間通過或穿過，側(cè)重從某空間里面通過across表示“橫過，穿過”，指從某一平面或物體的表面上穿過over表示“越過”，指從某物的上方越過辨析:through,across與over2.Thestarscomeoutatnight.comeout出來;出現(xiàn);出版;出獄e.g.Thestainjustwon'tcomeout.這個污點就是除不掉。3.Well,it’sworthatry,evenifIdon’tfindaplanet.worth形容詞，意為“值得……的;價值是……，不能作定語，常與be動詞構(gòu)成系表結(jié)構(gòu)。常用搭配：beworthdoingsth.意為“值得做某事”。e.g.Thiscarisworthtwohundredthousandyuan.Thisnovelisworthreading.evenif意為“即使”,相當于eventhough,引導讓步狀語從句，從句所表達的內(nèi)容常是把握不大或假設的事情。e.g.We'llstandbyyouevenifyoudon'tsucceed.當堂檢測一、用方框中所給詞的適當形式填空。1.Why

do

you

think

science

is

?2.Nothing

happened,though

he

his

best.3.Your

apple

is

much

than

my

apple.4.I

have

two

friends.One

is

in

Class

Four,and

the

is

in

Class

Five.5.This

coat

is

blue,but

is

black.amazingtriedbiggerothermineother,try,my,big,amaze二、根據(jù)漢語提示完成單詞。1.—Couldyoupassmetheknife?—_________(當然).Hereyouare.2.Witha____________(望遠鏡),youcanseefarther.3.Yourroomis_______(兩倍)thesizeofmyroom.4.Tibet