英语九年级Unit6Whenwasitinvented第一课时(A1a-2d)

WarmingUpDoyouknowwhattheseinventionsare?KarlBenzDoyouknowwhotheseinventorsare?AlexanderBellJ.L.BairdCanyoumatchtheinventionswiththerightinventors?KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinvented(byBell)in1876.Bellinventedthefirsttelephonein1876.Thefirsttelevisionwasinvented(byJ.L.Baird)in1927.J.L.Baird

inventedthefirsttelevisionin1927.1aLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].2314IthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.GrammarIthinktheTVwasinventedbeforethecar.

我认为电视比汽车发明得早。wasinvented意为“被发明”，此结构为一般过去时的被动语态。一般过去时的被动语态的结构为“was/were+及物动词的过去分词”。如：Thesetreeswereplantedlastyear.Thecarwasboughtyesterday.一般过去时的被动语态的疑问句型①一般过去时的被动语态的一般疑问句结构为“was/were+主语+过去分词+其他？”。Weretheflowersplantedlastspring?②一般过去时的被动语态的特殊疑问句结构为“特殊疑问词+was/were+主语+过去分词+其他？”Whenwasthesportsmeetingheld?

invent

v.

发明

指经过认识和实践创造出前所未有的事物。Edisoninventedthelightbulb.爱迪生发明了电灯泡。invention和inventor都是名词,前者意为“发明”,后者意为“发明家”。discover,invent和find都是动词,它们的词义相近,但是有区别:★discover意为“发现”,指发现某种本来存在,但以前未被发现或未为人所知的事物或现象。

Thelostbikewasdiscoveredatthebusstop.丢了的自行车发现在公共汽车站那儿。

LaterIdiscoveredthathewassokind.

后来我发现他如此善良。★invent意为“发明”,指发明以前不存在的东西。

Doyouknowwhoinventedthecomputer?

你知道谁发明的电脑吗？★find

意为“找到,发现”,指偶然发现或几乎没有困难地发现。

Ifoundsomeoldphotosinthatdrawer.

我在那个抽屉里发现了一些旧照片。【学以致用】1).Edison_________theelectriclamp.2).Ilostmynecklacelastnight.Ihaven’t________it.3).Who___________Americafirst?inventedfounddiscovered1bListenandmatchtheinventionswiththeyears._____1876_____1885_____1927_____1971dacbStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cA:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Grammar

StudentB,coverthedates.

学生B遮住日期。cover在本句中为动词，意为“（用东西）盖住”。常用于cover…with…结构中，意为“用……盖住……”，其被动形式用…becoveredwith…如：Snowcoveredtheground.NewWordsⅠ.单词填写1.style(n.)

2.project(n.)

3.pleasure(n.)

4.daily(adj.)

样式；款式项目；工程高兴；愉快每日的；日常的5.website(n.)

6.pioneer(n.)_______________7.list(v.&n.)_______________8.mention(v.)_______________网站先锋；先驱列表；列清单；名单；清单提到；说到heeln.鞋跟;足跟Presentationscoopn.勺;铲子electricityn.电;电能e.g.Ilikethe

style

oftheskirt.

我喜欢这条裙子的款式。

stylen.样式;款式Listenandnumbertheinventions[1-3]intheorderyouhearthem.2a___shoeswithspecialheels___shoeswithlights___hotice-creamscoop,runsonelectricity132Listenagainandcompletethechart.2bInventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-creamchangingservinginthedark1.Thefirstinventionisshoeswith________.Peoplealwayshittheirtoeson__________onthewaytothebathroomatnight.Sopeoplecanusethemfor________inthe______.

Listenagainandfillintheblanks.somethingseeingdarklights2.Thesecondinventionisahotice-cream______.Itrunson_________andbecomeshot.It’s_____forservingreally_____ice-cream.scoopelectricityusedcold3.Thelastinventionisshoeswithspecial_____.Peoplecanmovetheheels_____and______.Youcan_____theheelsifyouaregoingtoa______or______themifyouarejustgoingoutfor_________.

heelsupdownraisepartylowershopping2cMakeconversationsusingtheinformationin2b.A:

Whataretheyusedfor?B:

They’reusedfor…Role-playWhataretheshoeswithlightsusedfor?They’reusedforseeinginthedark.Whatarehotice-creamscoopsusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.GrammarWhataretheyusedfor?它们是用来做什么的？

beusedforsth./doingsth.意为“被用来做某事”，表示用途或目的，后接名词或动名词，相当于beusedtodosth.如：Clothesareusedforkeeping(=tokeep)warm.Woodcanbeusedforbuilding(=tobuild)houses.Thestickisusedtowriteontheblackboard.★beusedas意为“被用作……，被作为……使用”EnglishisusedasaforeignlanguageinChina.★beusedby意为“被……使用”Rubbersareoftenusedbystudentstocorrectmistakes.Role-playtheconversation.2dReadthepassageandanswerthequestions.Whatisthesubjectfortheirschoolproject?2.WhatkindofinventiondoesRoythinkof?

3.WhydoesRoythinkitisagreatinvention?4.Whoandwhenwasthezipperinvented?5.Whendidthezipperbecomepopular?Smallinventionsthatchangedtheworld.Thezipper.Becauseitisoftenusedinourdailylives.WhitcombJudsoninventeditin1893.Around1917.2dPaul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofaninvention?Roy:Mypleasure!Letmethink…hmm…Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!Paul:Well,youdoseemtohaveapoint…Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.

Paul:Really?Sowhendiditbecomepopular?Roy:Around1917.Grammar1.——Canyouhelpmethinkofaninvention?——Mypleasure!

Mypleasure也可说成It’sa/mypleasure.或Apleasure，意思是“我的荣幸；愿为你效劳；这是件愉快的事”。—Willyoupleasehelpmetakethebookstotheclassroom?

请你帮我把这些书带到教室里去好吗？—Mypleasure./It'sapleasure.

愿为你效劳。p​l​e​a​s​u​r​e​n.愉快；高兴Shetookno

pleasure

inherwork.

她觉得自己的工作毫无乐趣。Iwillrememberthismeetingwith

pleasure.

我会愉快地记着这次的会晤。Itisa

pleasure

toworkwithyou.

和你一起工作真是一件乐事。★at(one's)pleasure随便Youarefreetocomeandgoatyourpleasure.

来去自由,悉听尊便。★takepleasurein以某事为乐，喜欢做某事★withpleasure愉快地，高兴地，没问题2.Well,youdo

seemtohaveapoint…youdoseemtohaveapoint…是个强调句，用“助动词do+谓语动词原形”的结构。Hedoeslookwell.

他的确看起来气色很好。Youdidgivemeafright.

你真把我给吓了一跳。【学以致用】他昨天下午的确来这儿了。一定要来我的生日聚会。

Hedidcomehereyesterdayafternoon.Docometomybirthdayparty.

haveapoint有道理Iadmit(that)you

haveapoint.

我承认你有理。Iguessyou

haveapoint

there.

我想你说的有道理。Strangely,bothofthemmayhaveapoint.

奇怪的是,两个人似乎都有道理。3.…itmentionedthatthezipperwas…

mentionv.提到；说到Don't

mention

thisproblemthisevening.

今晚别提这个问题。Nobody

mentioned

therealpurposeofthismeeting.

谁也没有提到这次会议的真正目的。mention表示“提到；提及”，是及物动词，其后接名词或代词作宾语时，无需用任何介词；另外注意不接双宾语。

如：Henevermentionedhisgirlfriendtome.他从未向我提及他有个女朋友。2)若后接动词，要用动名词mentiondoingsthWheneverImentionplayingfootball,hesayshe’stoobusy.我一提起踢足球，他就说太忙。3)口语中说Don’tmentionit.主要用来回答感谢。如：A：Thankyouverymuch.多谢你了。B：Don’tmentionit.不客气。4)口语中说Don’tmentionit.主要用来回答感谢。如：A：Thankyouverymuch.多谢你了。B：Don’tmentionit.不客气。1).(2012辽宁大连)——Thankyoufortakingmearoundyourschool,Daming.

——________

A.Don'tmention

it.B.Nevermind.

C.Ofcoursenot.

D.Noproblem.2).——Sorry,Sir.Imadeamistakeagain.

——_____.Practicemoreandyouwilldobetter.

A.Nevermind

B.I’mnotsure

C.