九年级英语全册《Unit 9 When was it invented》学案.docx
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九年级英语全册《Unit9Whenwasitinvented》学案
中学九年级英语全册《Unit9Whenwasitinvented》学案人教新目标版
第1课时Unit9SectionA1a—1c（总第52课时）
【Lerningobjectives】
1.Knowing:
invent,c
alculator.
2.Understanding:
Themeaningofthelisteningcontents.
3.Practicing:
morderninventions,bet,takeahistoryclass,inthosedays,afford,hand-held.
4.Habit-forming:
---Whenwasthecarinvented?
---Itwasinventedin1885.
5.Communicating:
Practisetheirowncnversationsusing"was/were+V过分".
【Importantlearningpoints】
1.Knowing:
invent,calculator.
2.Understanding:
Themeaningofthelisteningcontents.
3.Habit-forming:
---Whenwasthecarinvented?
---Itwasinventedin1885.
【Learningprocess】
一、自主学习（教师寄语：
从自主中培养能力，在学习中获得乐趣）
Task1:
Learn2a---2b
1.Answersomequestions,suchas:
①WhatwillyoudoonClean-upDay?
______________________________.
②DoyouhaveanyideastotellpeopleabouttheClean-UpDay?
Forexample?
_______________________________________________________________
2.AgroupofstudentsareplanningaCityParksClean--UpDay.Theyaretalkingabout
waystotellpeopleabouttheClean--UpDay.Listenandcheckthethingsthestudentsare
goingtodo.Finish2a.
3.Listentothetapeagainandfillintheblanks.
①We____to___________aplan.
②Wecan't__________makingaplan.Clean-UpDayisonlytwoweeksfromnow.
③I'll__________allourideas.
④Wecould___________signs.
⑤I'll___________advertisementsafterschool.
⑥Wecouldeach__________tenpeopleandaskthemtocome.
4.Role-playtheconversationinpairs.
Task2:
Learn2c
Pairworktorole-playtheconversationaccordingto2b.
A:
Weneedtocomeupwithaplan.
B:
Let'shavelunchfirst.
A:
No,wecan'tputoffmakingaplan.Whatshouldwedotohelphomelesspeople?
B:
Weshould_____________________________________________________________.
A:
_____________________________________________________________.
二、合作共建（教师寄语：
学会合作，乐于合作，提高自我）
翻译下列句子，注意划线部分的含义
①Weneedtocomeupwithaplan._________________________________.
②Wecan't putoff makingaplan.Clean-UpDayisonlytwoweeksfromnow.________.
③I'llwritedownallourideas.__________________________.
④Wecouldputup signs.______________________________.
⑤I'llhandout advertisementsafterschool.______________________.
⑥Wecouldeachcalluptenpeopleandaskthemtocome.________________________.
三、系统总结（教师寄语：
只有不断总结与归纳，才会更系统更全面）
1.总结need的用法并举例说明
①作为实义动词：
____________________举例说明________________________
②作为情态动词：
_____________________举例说明_______________________
2.理解由from构成的短语的含义:
fromnow________fromnowon_______befrom___
fromthenon________from---to--_______bedifferentfrom______befarawayfrom_____
comefrom________hearfrom______
eupwith（同义短语）_____handout（反义短语）____callup（同义短语）___
四、诊断评价（教师寄语：
相信自己，永不放弃）
（一）根据汉语提示完成句子
1.I'llhelp________（清扫）thecitypark.
2.Wecan't___________（推迟制订计划）.
3.I'dliketo__________________（鼓舞）thesickkids.
4.We'regoing __________（建立）afoodbanktohelphungrypeople.
5.Youcould__________（分发食物）atafoodbank.
6.Weneed_________________________（想出）aplan
7.Thesewordsareallveryimportant.________________（把…写下来）,please
!
8.Healso_________（张贴）somesignsaskingforoldbikes
（二）选择正确答案。
1.Askhim__cometoourpartytomorrow.A.not B.notto C.doesn't D.isn't
2.It'stwelvenow.Let'shave_____lunchtogether.A.a B.an C.the D.x
3.It'syourturnto_____theroom,WangFang.
A.cleanup B.cleanto C.clean-up D.cleanoff
4.这些词都很重要,请把它们记下来.Thesewordsareallveryimportant._____,please!
五、课后反思（教师寄语：
从不断反思中完善自己，提高自己）
第2课时Unit9SectionA2a—2c（总第课时）
【Lerningobjectives】
1.Knowing:
scoop;adjustable;heel;battery;operate;battery--operated;slipper;heat
2.Understanding:
Themeaningofthelisteningcontents.
3.Habit-forming:
---whenwasthecarinvented?
---Itwasinventedin---
---Whowasitinventedby?
---Itwasinvebtedby---
---Whataretheyusedfor?
---Theyareusedfor---
4.Communicating:
Practisetheirowncnversationsusing"was/were+V过分".
【Importantlearningpoints】
1.Habit-forming:
---whenwasthecarinvented?
---Itwasinventedin---
---Whowasitinventedby?
---Itwasinvebtedby---
---Whataretheyusedfor?
---Theyareusedfor---
2.Communicating:
Practisetheirowncnversationsusing"was/were+V过分".
【Learningprocess】
一、自主学习（教师寄语：
从自主中培养能力，在学习中获得乐趣）
Task1:
Talkabout
thefollowinginventions
1.Pairwork:
A:
Whenwasthetelephoneinvented B:
Itwasinventedin1876
A:
Whoweretheyinventedby?
B:
Theywereinventedby
A:
Whataretheyusedfor?
B:
Theyareusedfor connectingwitheachother
2.talkaboutothertwoinventionslikethis
Task2:
Learn2a---2c
1.写出下列三项发明的名称
shoeswithadjustableheel__________battery-operatedslippers___________
heatedi
ce--creamscoop___________
2.Letthestudebtsguesswhataretheyusedfor.
3.Listenandfinishoff2aand2b.
4.Pairworktalkaboutthethreeinventionsusing"when,who,what"
二、合作共建（教师寄语：
学会合作，乐于合作，提高自我）
翻译下列句子，注意划线部分的含义
①what aretheyusedfor?
_________________________________________
②It'susedforscoopingoutreallycoldice--cream_____________________
③Youcanmovetheheelsupanddown______________________________
④Youcanchangethestyleofyourshoes____________________________.
⑤Youcanmaketheshoesgofromcasualtodressy.______________________
三、系统总结（教师寄语：
只有不断总结与归纳，才会更系统更全面）
总结含的结构并翻译下列句子:
1.Tomusedtowearold-fashionclothes_________________________________
2.Knivesareusedtocutthings.________________________________________
3.Mygrandfatherusedtogettingupearlyinthemorning.___________________
4.Paperisusedforwriting_____________________________________________
四、诊断评价（教师寄语：
相信自己，永不放弃）
（一）翻译下列句子
1.钢笔用来写字 _______________________________________________________.
2.电话是谁发明的?
______________________________________________________.
3.计算机是什么时候发明的?
_____________________________________________.
4.微波炉是做什么用的?
__________________________________________________.
（二）根据句意及首字母补全单词
1.Thecomputerisoneofthemostimportanti__________
2.fyouh_______theice,itwillchangeintowater.
3.Thetaperecorderneedstwob_________
（三）根据下面的文字提示,写一篇小短文
毛衣,现在是一种很流行的衣服,它是一位老人发明的.它可以用来保暖（keepwarm）,但不能用洗衣机来洗（benotwashedbyawashingmachine）.
__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________.
五、课后反思（教师寄语：
从不断反思中完善自己，提高自己）
第3课时 Unit9SectionA3a-4（总第54课时）
[Learningobjective]
1.Knowing:
bulblightbulbmicrowavemicrowaveoven
2. Understanding:
理解对创造和发明事物表达认识和看法的句子。
3. Habit-forming:
学会对创造和发明事物表达认识和看法。
[Importantpoints]学会对创造和发明事物表达认识和看法。
[Learningprocess]
一、自主学习
Task13aPairwork
Makealistoffivehelpfulinventionsandfiveannoyinginvention.
Task2PairworkDiscussyouropinionsin3awithyourpartner
1.Readthedialogueinpairs
2.Practisethedialogueinpairs
3.Makenewconversationsthisusingtheinformationin3a
Model1:
A:
Whatdoyouthinkisthemosthelpfulinvention?
B:
Ithinkthemosthelpfulinventionis…
A:
Whyisthat?
B:
Well,it…
Model2:
A:
Whatdoyouthinkisthemostannoyinginvention?
B:
Ithinkthemostannoyinginventionis…
A:
Whyisthat?
B:
Well,it…
翻译下列的句子
你认为最有用的发明是什么？
________________________________________
我认为最有用的发明是电灯泡。
________________________________________
它能够每天给人们更多的时间工作和玩。
______________________________
Task3 Imaginethatyouarealoneonatinyisland.Choosefiveinventionsyouwouldliketohaveontheislandwithyou.Tellthegroupwhatyouchoseandwhy.
Model:
A:
I'dliketohave…becauseIcould…
B:
Yes,butthat'snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohave…
二、合作共建
写出五个有益的发明和五个令人讨厌的发明。
有益的发明__________________________________________________
令人讨厌的发明__________________________________________________
三、系统总结
通过这节课我们学会了如何对创造和发明表达认识和看法，这样的句子有：
____________________________________________________________________________________________________________________________________________________
四、诊断评价
（一）句型转换
1.Shewasseentocomeoutofthelibrarybyhim.（变为主动语态）
He___________ ________ ___________outofthelibrary.
2.Whenaretreesoftenplanted?
（变为主动语态）
When_________peopleoften______________________?
3.TheLeaguewasfoundedinGuangzhouin1922?
（提问划线部分）
_________ __________theLeague_______________?
4.Didthestudentsweartheschoolclothesalot?
（变为被动语态）
___________theschoolclothes________________alot?
5.Katetookgoodcareofthebabyyesterdayevening?
（变为被动语态）
Thebaby_____________________wellbyKateyesterdayevening?
6.Hisauntboughthimabicycle.（变为被动语态）
Abicycle______________________ _____________himbyhisaunt.
（二）汉译英
1.计算机是何时发明的？
__________________________________________________
2.谁发明了计算机？
______________________________________________________
3.计算是用来做什么的？
__________________________________________________
4.你认为什么是最令人讨厌的发明？
________________________________________
[课后反思]
第4课时 Unit 9 SectionB1a—2c（总第课时）
【Learning objectives】
1.Knowing:
crispy,salty,sour,bymistake,chef,sprinkle
2.Understanding:
Listeningmaterial,ThePassivevoice
3.Practising:
bymistake,intheend,was/were+pp
4.Habit--forming:
Whatdoes---taste?
Ittastessweet/cripy/sour---
【Important points】
1.Listeningmaterial,2.ThePassivevoice 3.Adjectives.
【Learni
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