科普版英语九上4单元Topic2SectionDWord格式.docx
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掌握本课的重点词汇和短语，了解太阳系的相关知识。
2.Skillaims:
能够通过“语法和功能”部分，把被动语态进行系统地整理。
能够借助1a的插图和文字，对太阳系有比较清晰的了解。
3.Emotionalaims:
（optional）
激发学生探索宇宙的兴趣。
4.Cultureawareness:
Ⅲ.Thekeypointsanddifficultpoints
1.Keypoints:
Wordsandphrases:
launch,beyond,send…to…
Sentences:
Thesunanditsplanetsarecalledthesolarsystem.
Somespaceshipshavegonebeyondthesolarsystem.
Grammar:
sumupfuturepassivevoice
Difficultpoints：
Withsomanystarsinspace,arewealone,oristherelifeonotherplanetsinspace?
Ⅳ.Learningstrategies
学会梳理和总结归纳已学知识以便更好地记忆、理解和使用。
如：
总结所学过的所有被动语态。
能够通过课文的插图帮助理解课文。
在做Project的时候，要敢于积极发言，专注于表意，不要怕出错。
Ⅴ.Teachingaids
火箭发射的视频/太阳系的图片/ppt等。
Ⅵ.Teachingprocedures
Stage
（timeperiod）
Interaction
patterns
Teacheractivity
Studentactivity
Remarks
1
Revision
（10mins）
Classactivity
Individualwork
Step1:
LettheSstakeouttheirHMKandencouragethemtoreadtheirletters.
T:
Hi,boysandgirls,haveyoudoneyourHMK?
xxx,canyousharewithusyourlettertoUncleStephen?
Verynicewritingindeed.Whoisyourpartner?
Couldyoureadyourletter,xxx?
Awonderfulletter.
Step2:
LettheSsreadthesentencesinGrammarandFunctionsandunderstandtheunderlinedparts.
Now,turntopage95.PleasereadthesentencesinGrammarandFunctionsandunderstandtheunderlinedparts.
Step3:
LettheSssumupthepassivevoice.
Hi,boysandgirls!
Howmanykindsofpassivevoicehavewelearned?
What’sthefirstone?
What’sthestructureofit?
What’sthesecondone?
…
Readtheirletters.
Ss:
Yes.
S1:
Sure.
DearUncle,
I’mveryhappytogettheletterfromyou.
I’mveryinterestedinthelifethere.Isitverycoldthere?
Whatkindofclothesdoyouwear?
ThereisnowateronMars.Howcanyougetfreshwater?
CanyouwalkonthesurfaceofMars？
Whatdoyouusuallyhaveforyourmeals?
I’mreallyproudofyou.IhopeIwilltravelthereoneday.I’mlookingforwardtohearingfromyou.
Yours,
Kangkang.
xxx.
S2:
OK!
DearKangkang,
I’mverygladtoknowthatyouareinterestedintheuniverse.
Thelifeconditionisveryhardhere.
Youknowthereisnowaterhere.Sowehavetocollectallthewastewaterandrecycleit…..
……………………………………
……………………………………
Ihopeyouwillworkhardfromnowon.Thenyourdreamwillberealizedinthefuture.
Yours,
UncleStephen
ReadthesentencesinGrammarandFunctionsandunderstandtheunderlinedparts.
Sumupthepassivevoice.
Three.
一般现在时态的被动语态。
am/is/are+pp
一般过去时态的被动语态。
最好课前就选定要上台展示的学生。
不然会造成冷场。
老师最好不要唱独角戏，应引导学生自主总结归纳被动语态的知识。
2
Pre-reading
（2mins）
Presentavideoaboutlaunchingasatellitetolearnthenewword:
launch.
Whataretheydoing?
Right.Theyarelaunchingasatellite.
Presentthesolarsystemtoleadto1a.
What’sthis,class?
Whatisthisplanetcalled?
Andthisone?
Doyouwanttoknowabouttheuniverse?
Watchthevideoandlearnthenewword.
发射卫星。
Learnaboutthesolarsystem.
It’sthesolarsystem.
It’stheearth.
It’stheMars.
3
While-reading
（5mins）
LettheSsread1a,chooseapropertitleanddo1b.
Now,read1a.Youwillfinishtwotasks.First,chooseapropertitle,then,do1b.Whenyoufinish,putupyourhand.
xxx,whichdoyouthinkisthebesttitle?
Doyouagreewithhim?
Howabout1b?
Isheright?
Read1a,chooseapropertitleanddo1b.
TheNo.1.
BDAC
4
Post-reading
LettheSsread1aagainandfindoutthedifficultpoints.
Now,pleaseread1aagainandfindoutthedifficultpoints,suchaswords,phrasesorsentences.Whenyoufinish,putupyourhand.
Boysandgirls,anyquestions?
Handsup,please.
xxx,please.
Thissentencehastwogrammarpoints.“Scientiststhinkthat…”isanobjectclause.“Therehasbeen...ofyears”isperfecttenseof“Therebe”.WhocanputitintoChinese?
Perfecttranslation.Whatelse?
It’sanewword.Turntopage137.Seeifyoucanpronounceit.
Whocantrytopronounceit?
Right.Pleasefollowme,“beyond”.
Couldyoutellmewhichsentenceisanattributiveclause?
Asmartgirl.Youhavegotit.
Read1aagainandfindoutthedifficultpoints.
Whatdoesthefirstsentencemean?
科学家认为生命已经在地球上存在数百万年了。
S3:
Howtopronouncetheword“b-e-y-o-n-d”?
S4:
beyond.
beyond.
S5:
Iknow.“Andtherearesevenotherplanetsthatalsogoaroundthesun.”
老师在说attributiveclause时，同时在黑板上板书“定语从句”。
因为在下一话题就要学习它，但是在这里先不讲解。
5
Finishing
Task3
Groupwork
LettheSsdiscussingroupstomakealistaboutwhatchangeswillhappentopeopleontheearthifaliensarefoundinthenearfuture.
Now,imagineit’sfiftyyearslater.Aliensarefoundbyscientistsonotherplanets.Somealiensevenhavecometotheearthbyspaceships.Pleasediscussingroupsandmakealistaboutwhatchangeswillhappentopeopleontheearthastheexamples.Ifyoufinish,raiseyourhand.
Whichgroupwantstohaveatry?
Discussingroupstomakealistaboutwhatchangeswillhappentopeopleontheearthifaliensarefoundinthenearfuture.
Somepeoplewillbekilledbyaliensorsomealienswillbekilledbypeople.
Newtechnologywillbetaughtbyaliens.
Thelanguageofthealienswillbelearnedbyus.
6
Project
（11mins）
LettheSsdiscussingroupsthelifeontheirownplanet.
Now,youarelivingondifferentplanets.Discussingroupsthelifeonyourplanet,suchasclothing,foodanddrink,andsoon.Ifyoufinish,putupyourhand.
Encouragetherepresentativesfromeachgrouptointroducetheirlivingconditions.
Whichgroupwantstoshareyouridea?
LettheSschoosewheretheywouldliketoliveandstatethereason.
Eachgrouphasalreadydescribedthelifeondifferentplanets.Now,It’syourturntochoosewhichplanetyouwouldliketoliveon.Youshouldexplaintousthereason.
xxx,whichplanetwouldyouliketolive?
Howaboutyou,xxx?
Discussingroupsthelifeontheirownplanet.
Therepresentativesfromeachgroupintroducetheirlivingconditions.
WeliveonMars.Youknowitiscoldthere.Wehavetowearspecialclothes.Weplantvegetablesintheair.Allthewaterisrecycled.
Wetravelbyspaceships.
Weliveonthemoon.……
Choosewheretheywouldliketoliveandstatethereason.
I’dliketoliveontheearth.Theweatheriscomfortable.Icanenjoyallkindsoffruitandvegetables.
Iwanttoliveonthemoon.It’snottoofarawayfromtheearth.Icanvisittheearthbyspaceship.Icanbuythingsfromtheearth.
7
Summarizingandassigninghomework（2mins）
HMK
Aspaceshipwillbesentouttofindaliensinouterspace.Aletterwillbeputonthespaceshiptointroduceourearth.Writeashortintroductionoftheearthafterclass.Inthenextclass,I’llaskseveralstudentstopresentyourwritingtotheclass.
Ⅶ.Blackboarddesign
I’mexcitedaboutthethingsthatwillbediscoveredinthefuture.
launch
beyond
goaround
sendto
Grammar:
passivevoice
am/is/are+pp
was/were+pp
willbe+pp
Scientiststhinkthattherehasbeenlifeonearthfor
millionsofyears.
Andthereare…thatalsogoaroundthesun.
Withsomanystarsinspace,arewe….inspace?
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