《九年级上册Unit6第6课时Section B 3a-self check》课件

SectionB3a-SelfCheckUnit6Whenwasitinvented?九年级上册RJ初中英语1.Newword:nearly 2.Writing:

Writeadescriptionofanewinvention.Learninggoals

请在上节课你想做的发明作业纸上写上你的名字，并放入讲台上的纸盒里。现在一名学生从中任意抽取一张，用Itwasinventedby…和Itlookslike…句型说出“这是谁的发明”和“该发明的外观像什么”。其他同学用特殊疑问句提问关于这项发明的价值、材料、作用等。让学生评选出最有趣的发明、最实用的发明等奖项。

总结一下最实用的发明可以解决我们生活里的什么问题。WarmingUpTalkabouttheinvention.OVIOPairlockonekeyforallIt’saspecialkeyandlock.FreetalkTalkabouttheinvention.Itjustlookslikeacommonkey.Itismadeofstainlesssteelandcopper.sTalkabouttheinvention.Itisusedforopeningallthedoorswithonekey.Ifyousetthepasswordwell,youcanevenopenyourdoorwithyourneighbor’skey.Talkabouttheinvention.Ifyourfriendscometoyourhousetovisityouandyouarenotathome,youjustneedtotellthemyourpassword.Thenchangeyourpasswordafterthat.Themostimportantthingisthatthiskindofkeyismuchcheaperthantheelectriclock.

Everyonecanaffordit.Thinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.Problem:quicklytakingnotesinclassNewinvention:aspecialpenWhatitisusedfor:3a

takingnotesquicklyinclassWhatisyourproblem?Emm,Ihavetotakenotesquicklyinclass,butIcan’tfollowtheteachersmostofthetime.Exchangeyourchartwithyourpartneranddiscussit.…Imagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.Trytotellusthefollowinginformation:Whatisitmadeof?Whatisitusedfor?Whatdoesitlooklike?Whereorwhencanitbeused?Howmuchwillitcost?3bThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfor___________________________________________________________________________________________________________________________________________________________________________.Writeitlikethis:Samplewriting:ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulwhenyouhavealottowritedowninlimitedtime.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochip’smemory,thenassignashortformtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabuttononthepenandalltheshortformswillchangeintotheactualwords.Themicrochipcanstoreupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.inventdoubtmentionwebsiteallofasuddenItisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay_________thingswhicharenearlythesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscan

invent1.Completethepassagewiththecorrectformsofthewordsinthebox.adv.

几乎SelfCheckalsoleadtootherinventions________________.Sosomepeople__________whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor___________usually_______________morethanoneinventorwhengivinginformationaboutinventions.

doubt

allofasuddenwebsitesmentionReviewthePassivevoiceinpastsimpletense主语+was/were+及物动词的过去分词+其他.LuXun

wrote

manyshortnovels

inhislife.主语谓语动词主动式宾语其他Manyshortnovels

werewritten

byLuXun

inhislife.

主语谓语动词被动式执行者其他如何变一般过去时态的主动语态为被动语态主语：把原主动句中的宾语变为被动句中的主语谓语：把动词变为被动形式即was/were+done宾语：原主动语态的主语如果是代词要变成宾格形式，如不需要可以连同by一起省略。

其他成份：不变化1.Someonestolemywatch.

2.Theyusedfiveeggstomakethisbigcake.

3.Whendidtheyinventthepersonalcomputer?

2.Rewritethesesentencesusingthepassivevoice.Mywatchwasstolen(bysomeone).Fiveeggswereused(bythem)tomakethisbigcake.Whenwasthepersonalcomputerinvented?4.Theyaskedusnottoruninthehallway.

5.Someonetookthevideobacktothestore.

Wewereaskednottoruninthehallway(bythem).Thevideowastakenbacktothestore(bysomeone).3.Findoutinformationaboutoneinventionandwritesentencesbelow.Invention:______________________________________When:_________________________________________Who:__________________________________________Purpose:_______________________________________一、单选1.(十堰中考)—ThelastBeidouGEO-3

intospacesuccessfullyonJune23nd,2020.—AsChinese,wefeelproudofit.A.sentsB.sentC.issentD.wassentDExercises2.(深圳中考改编)—Ittookme___twodaystomakethevlog.—Ican'twaittowatchit.A.hardlyB.probablyC.nearly3.(北京中考)Thekite

inChinamorethan2,000yearsago.A.inventsB.inventedC.isinventedD.wasinventedC

D

4.ManyshopsinChina______toshutdownasanewlawagainstivorytradecameintoeffectonJanuary1st,2018.A.orderedB.didn’torderC.wereorderedD.weren’tordered

C

二、根据汉语意思，补全句子。1.人们相信他就是发明那个新型机器的人。________________thatheisthepersonwhoinventedthenewmachine.2.老师把整个班级分成了8个小组。Theteacher_______thewholeclass______eightgroups.It’sbelieved

divided

into3.莉莉不仅会唱歌，还会弹钢琴。Lilycan____________sing____________playthepiano.4.他发现他错把萨丽的太阳镜装进他的背包里了。HefoundthathehadputSally’ssunglassesintohisbackpack_____________.

notonly

butalso

bymistakeKeywordnearlyWritingWriteadescriptionofanewinvention审题段落布局Summary

such与so辨析1.Itwas

⁠ahotdaythatwedecidedtogoswimming.2.Heis

⁠ahard-workingstudentthathealwaysgetsgoodgrades.3.Ididn’texpecthimtobe

⁠rudetome.4.Shehas

⁠abeautifulvoicethatshecouldbeaprofessional

singer.5.Thecakewas

⁠deliciousthateveryoneaskedforasecondpiece.such

such

so

such

so

takeplace与happen辨析1.那起事故发生在晚上九点半。Theaccident

at9：30p.m.2.下次会议将在周四举行，请不要迟到。Thenextmeetingwill

⁠onThursday.Pleasedonotbelate.3.预测未来会发生什么事是很难的。It’shardtopredictwhatwill

⁠inthefuture.happened

takeplace

happen

4.我们的社会、文化、经济等方面正在发生重大变化。Majorchangesare

inoursociety，cultureand

economy.takingplace

notonly…butalso…

的用法1.阅读不仅能增长我们的知识，而且能给我们带来快乐。Readingcan