公开课-现在完成时态

Unit8HaveyoureadTreasureIslandyet?汾市中学---陈谱云已学习过的时态1.v原形2.v三单名称时间动词形式一般现在时平时，经常tyfgttrtrt现在进行时正在进行一般将来时即将，计划1.will/shall+v原形2.am/is/aregoingto+v原形一般过去时过去（与现在无关）1.v-ed（规则动词）2.不规则动词过去进行时过去某一时间，在进行was/were+v-ingam/is/are+v-ing1.will/shall+v原形2.am/is/aregoingto+v原形1.v-ed（规则动词）2.不规则动词was/were+v-ing1.V原2.V三单判断下列句子的时态1.Sheworksinafactory.2.Areyouhelpingyourmother?3.WearegoingtohaveapicnicthisSunday.4.Theyheldasportsmeetinglastweek.5.Iwasdoingmyhomeworkatthistimeyesterday.一般现在时过去进行时一般将来时一般过去时现在进行时Talkaboutpastexperiencesintheotherway翻译：1.Ihavealreadyfinishedreadingit.2.Lucyhasalreadyfinishedreading.3.Ihaven’tfinishedreadingit.现在完成时:通常表示已经全部完成的动作和事情，且过去的动作和事情对现在仍然有意义，或者说与现在仍有一定的联系。构成：助动词have/has+v过去分词过去分词：即动词的过去分词，是动词的一种形式，用来帮助构成时态。规则动词的过去分词构成与过去式相同，不规则动词的过去分词则需逐个记忆。。注：例子中单词的变化顺序为：动词原形→动词的过去式→动词的过去分词一、过去式和过去分词的变化相同规则变化：1.一般在动词词尾直接加ed。如：pick→picked→picked;stay→stayed→stayed2.以不发音的e结尾的动词后面加d。如：like→liked→liked;hope→hoped→hoped;3.以“辅音字母+y”结尾的动词，变y为i，再加-ed。如：study→studied→studied;hurry→hurried→hurried;4.词尾只有一个辅音字母的重读闭音节动词，要双写辅音字母，再加-ed。如：stop→stopped→stopped;clap→clapped→clapped不规则变化：5.以不变应万变。如：let→let→let;read→read→read6.若中间有双写e，则去掉一个e，单词末尾再加t。如：feel→felt→felt;keep→kept→kept;7.结尾的字母d变t。如：lend→lent→lent;build→built→built;8.变为以-ought或-aught结尾。如：buy→bought→bought;bring→brought→brought;teach→taught→taught现在完成时1.过去发生的动作对现在造成的影响或结果。2.过去已经开始，持续到现在的动作或状态动词构成：have/has+v过去分词hadbreakfastIhavejusthadmybreakfast.(现在我不饿)I’mnothungrynowmovedherein2007IstilllivehereIhavelivedhereforeightyears.Ihavelivedheresince2000/eightyearsago.now翻译：4.HaveyoureadLittleWomenyet?5.HasTinareadTreasureIslandyet?-Yes,shehas.-No,shehasn’t现在完成时动词构成:have/has+v过去分词助动词否定haven’thasn’t疑问Haveyou……?Hashe……?现在完成时的标志：1.already:已经；常用于肯定句2.yet:已经；一般用于否定句和疑问句3.for+一段时间eg:Ihavelivedhereforthreeyears.4.since+时间点eg:Ihavelivedheresince2010.Game!1234Makeonesentance:he,read,alreadynewspaperHehasalreadyreadnewspaper.key:Maketwosentances:she;tell;herfriend1.shehastoldherfriend.2.shehasn’ttoldherfriend.key:Makethreesentances:I;finish;homework2.Ihaven’tfinishedmyhomework.3.Haveyoufinishedyourhomework?Yes,Ihave./No,Ihaven’t.1.Ihavefinishedmyhomework.key:Makethreesentances:he;see;film3.Hasheseenthefilm?Yes,hehas./No,hehasn’t.1.Hehasseenthefilm.2.Hehasn’tseenthefilm.注意：现在完成时表示过去发生的某一动作对现在造成的影响和结果，强调现在的情况，不和表示过去的时间状语连用。1.IsawitonLinTao’sdeskfiveminutesago.Ｑuestion：saw能用haveseen代替吗？2.Lilyboughtabookyesterday.Ｑuestion：bought能用hasbought代替吗？Ihaveputitontheshelfamomentago.×用法用法过去分词构成标志结构标志举例过去分词现在完成时！4aUsethewordsinbracketstocompletetheconversations.1.A:Wouldyoulikesomethingtodrink?B:No,thanks.____________________.(just/drinksometea)2.A:Iheardyoulostyourkey.____________________?(find)B:No,notyet.IhavejustdrunksometeaHaveyoufoundit3.A:DoyouknowwhenTomisleaving?B:________________________.(already/leave)A:When_______________?(leave)B:Thismorning.4.A:Isyoursistergoingtothemovieswithustonight?B:No._________________________.(already/seethefilm)HehasalreadyleftdidheleaveShehasalreadyseenthefilm5.A:Whatdoyourparentsthinkaboutourplan?B:I__________________.(not/tellthem/yet)haven’ttoldthemyet4bFillintheblankswiththecorrectformsofthewordsinthebrackets.Sally____(love)reading.Inthemorningshereadsthenewspaperandintheeveningshereadsbooks.She___already____(read)morethan100differentbooks.Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld______(be)likein50years.loveshasreadwillbeShe_______(finish)readingabookaboutrobotslastweekand_________(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe__________(notread)yetandshecan’twaittoreadthem.finishedwillwritehasn’tread小结：现在完成时1.构成:have/has+v-过去分词2.标志：yet；already；for+一段时间；since+时间点3.运用：a.过去发生的动作对现在造成的影响或结果。b.过去已经开始，持续到现在的动作或状态。3.句式变化：陈述句；否定句；疑问句ThankyouBye-bye!