8B Unit3 Grammar.ppt

Unit3 Unit3Onlinetours Grammar 1 Tounderstandthedifferencesbetweenthesimplepasttenseandthepresentperfecttense 2 Tograsptheexpressionswiththepresentperfecttense 3 Tograsptheexpressionswiththesimplepasttense 4 Tounderstanddifferentusesofthepresentperfecttense Learningtargets 完成句子 1 北京因萬(wàn)里長(zhǎng)城而著名 Beijing theGreatWall 2 這條河是個(gè)釣魚的好地方 Thisriverisa fishing 3 我三天前聽說(shuō)過(guò)這件事 I this 4 自從2000年起 他就在上海工作了 He inShanghai 2000 isfamousfor goodplacetogo heardofthreedaysago hasworkedsince dreamvi vt 做夢(mèng) 夢(mèng)想dreamabout of想象 夢(mèng)想e g Doyouoftendreamatnight 你在夜里經(jīng)常做夢(mèng)嗎 Isometimesdreamaboutmyparents 我有時(shí)夢(mèng)見我的父母 Idreamofbecomingateacher 我一心想當(dāng)個(gè)教師 Newwords passportn 護(hù)照 Daniel兩年前去了北京 DanielwenttoBeijingtwoyearsago Daniel已經(jīng)在北京居住兩年了 DanielhaslivedinBeijingfortwoyears Weusesimplepasttensetotellwhathappenedinthepast Weusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent Presentation 1 三年前他養(yǎng)了只貓做寵物 He acataspetthreeyearsago 2 這只寵物貓他養(yǎng)了三年了 He thepetcatforthreeyears kept haskept Exercises Daniel上個(gè)月買了臺(tái)新電腦 Danielboughtanewcomputerlastmonth Daniel已經(jīng)買了臺(tái)新電腦 Danielhasboughtanewcomputer Danielhasanewcomputernow Weusethesimplepasttensetotellwhathappenedinthepast Weusethepresentperfecttensetotalkabouttheresultofanaction Whentheactionhappenedisnotveryimportant Itmayhavejusthappenedorhappenedsometimeago Presentation 1 我上個(gè)星期去參觀了那個(gè)新動(dòng)物園 I thatnewzoolastweek 2 我已經(jīng)參觀過(guò)那個(gè)新動(dòng)物園了 I thatnewzoo visited havevisited Exercises 吳老師2010年和2011年訪問(wèn)過(guò)加拿大 MrWuvisitedCanadain2010and2011 吳老師已經(jīng)去過(guò)加拿大兩次 MrWuhasbeentoCanadatwice Weusethesimplepasttensetotellwhathappenedinthepast Weusethepresentperfecttensetotellhowmanytimesanactionhashappenedtillnow Presentation 1 我上周看過(guò)這部電影 I thismovielastweek 2 我已經(jīng)看過(guò)這部電影很多次 I thismoviemanytimes saw haveseen Exercises SimonisshowingMilliesomepictures Completehissentenceswiththecorrectformsofthewordsinbrackets I visit thePalaceMuseumwithmygrandparentstheotherday I climb MountHuanglastSummer visited climbed youever try thefamousTianjinBaozi IamhappythatI learn toswim Havetried havelearnt MrWuisaskingthestudentstomakesentenceswiththecorrecttenses Helpthemcompletethesentenceswiththecorrectformsofthewordsinbrackets 1 I finish just myhomework Millie finish herhomework20minutesago 2 I write anemailtomyfriendyesterday Daniel write already twoemails hasalreadywritten havejustfinished wrote finished 3 I be inHainanlastweek Someofourclassmates notbe toHainanyet 4 I live inSunshineTownsinceIwasborn Daniel live inNanjingin2007 was lived havelived havennotbeen MilliehasneverbeentoNanjing SheisaskingSimonaboutthecity Completetheirconversationwiththecorrectformsofthewordsinbrackets Millie you be ever toNanjing Simon Yes I 2 be therethreetimes Millie When 3 you go therelast Simon Lastsummer I 4 spend aweekthere Millie 5 you like it Haveyoueverbeen havebeen didyougo spent Doyoulike Simon Ohyes I 6 have agreattimethere I 7 visit manyplacesofinterestand 8 eat lotsoflocalfood Millie Luckyyou I 9 be never there had visited ate haveneverbeen MillieiswritingabouttheUSAinherdiary Completeherdiaryentrywiththecorrectformsoftheverbsinthebox Saturday 15MarchHaveyoueverdreamtoftravellingaroundtheworldwithoutapassport Yes youcanrealizeyourdreambytakinganonlinetour YesterdayDanniel 1 meanonlinetouroftheUSA I 2 never somanywonderfulpictruesbefore showed haveseen Lastweek I 3 abookabouttheplacesofinterestintheUSA I 4 20pagesalready It sreallyinteresting Mydad 5 just fromtheUSA butI 6 never there IhopeIcanvisittheUSAsomeday havebeen bought haveread has returned Weoftenusethesetimeexpressionswiththesimplepasttense yesterdaytheotherdaylast ago Weoftenusethesetimeexpressionswiththepresentperfecttense alreadyuptonoweveruntil tillnowjustsofarrecently not yet Tips someday和theotherday的區(qū)別 someday指將來(lái) 總有一天 有朝一日 終將 日后 某一天 謂語(yǔ)動(dòng)詞用一般將來(lái)時(shí) 如 Yourwisheswillcometruesomeday 總有一天你的愿望會(huì)實(shí)現(xiàn)的 Somedayyou llhavetopayforwhatyouhavedone 總有一天你要為你的行為而付出代價(jià)的 Tips someday和theotherday的區(qū)別 theotherday相當(dāng)于afewdaysago 意為 幾天前 某天 那天 不久前 句中用一般過(guò)去時(shí) 如 Imetherinthestreettheotherday 幾天前我在街上碰見過(guò)她 Iboughtthewatchtheotherday 這手表我是幾天前買的 1 一般過(guò)去時(shí)表示過(guò)去某時(shí)發(fā)生的動(dòng)作或單純敘述過(guò)去的事情 強(qiáng)調(diào)動(dòng)作 現(xiàn)在完成時(shí)為過(guò)去發(fā)生的 強(qiáng)調(diào)過(guò)去的事情對(duì)現(xiàn)在的影響 強(qiáng)調(diào)的是影響 Summary 2 一般過(guò)去時(shí)常與具體的時(shí)間狀語(yǔ)連用 而現(xiàn)在完成時(shí)通常與模糊的時(shí)間狀語(yǔ)連用 或無(wú)時(shí)間狀語(yǔ) 一般過(guò)去時(shí)的時(shí)間狀語(yǔ) yesterday lastweek ago in1980 inOctober just now等 皆為具體的時(shí)間狀語(yǔ) 現(xiàn)在完成時(shí)的時(shí)間狀語(yǔ) for since sofar ever never just yet till until uptonow inpastyears always等 皆不確定的時(shí)間狀語(yǔ) 共同的時(shí)間狀語(yǔ) thismorning tonight thisApril now already recently lately等 3 現(xiàn)在完成時(shí)可表示持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài) 動(dòng)詞一般是延續(xù)性的 如 live teach learn work study know 一般過(guò)去時(shí)常用的非持續(xù)性動(dòng)詞有come go leave start die finish become getmarried等 句子中如有過(guò)去時(shí)的時(shí)間副詞 如yesterday lastweek in1960 時(shí) 不能使用現(xiàn)在完成時(shí) 要用過(guò)去時(shí) 錯(cuò) Tomhaswrittenalettertohisparentslastnight 對(duì) Tomwrotealettertohisparentslastnight 1 Mother meanewcoatyesterday I iton Itfitsmewell A hadmade havetriedB made havetriedC hasmade triedD made tried Exercises B 2 We treeslastSun