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1、威远县威煤中学威远县威煤中学 陈泽萍陈泽萍Read the following sentences we have seen.1:HaveyoureadLittleWomenyet?Yes,Ihave./No,Ihavent.2:HasTinareadTreasureIslandyet?Yes,shehas.Shethinksitsfantastic.:3:Haveyoudecidedwhichbooktowriteaboutyet?Yes,Ihave.Ivealreadyfinishedreadingit.1:我们已经看过:我们已经看过爱丽丝梦游仙境爱丽丝梦游仙境这部电影了。这部电影了。We
2、 have already seen Alice in Wonderland.2:这个女孩已经看过鲁滨逊漂流记这本书了。:这个女孩已经看过鲁滨逊漂流记这本书了。The girl has already read Robinson Cruson.3:他们都已经读过:他们都已经读过小妇人小妇人这本书了。这本书了。They have already read Little Women.4:我还没有完成数学作业。:我还没有完成数学作业。I havent finished math homework yet.5:她还没有读完:她还没有读完金银岛金银岛这本书。这本书。She hasnt finished
3、reading Treasure Island yet.6:我们的父母都还没有去过北京。:我们的父母都还没有去过北京。Our parents havent gone to Beijing yet.7:你已经吃过早餐了吗?是的。:你已经吃过早餐了吗?是的。Have you eaten breakfast yet?Yes,I have.8:这个女孩已经决定读:这个女孩已经决定读雾都孤儿雾都孤儿这本小说吗?不,还没有这本小说吗?不,还没有Has the girl decided to read Oliver Twist?No,she hasnt9:他们都曾经听说过这个故事吗?:他们都曾经听说过这个故
4、事吗?是的。是的。Have they ever heard of the story?Yes,they have.现在完成时态的构成:现在完成时态的构成:现在完成时是由现在完成时是由“助动词助动词have/has+动动词的过去分词词的过去分词”构成的,规则动词的过去构成的,规则动词的过去分词构成与过去式相同,不规则动词的过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。去分词则需逐个记忆。动词的过去式的变化和过去分词的动词的过去式的变化和过去分词的变化并不完全相同。我们对它们作了一变化并不完全相同。我们对它们作了一个大致的分类。个大致的分类。(注:例子中单词的变注:例子中单词的变化顺序
5、为:动词原形化顺序为:动词原形动词的过去式动词的过去式动词的过去分词动词的过去分词)一、过去式和过去分词的变化相同一、过去式和过去分词的变化相同规则变化规则变化:1.一般在动词词尾直接加一般在动词词尾直接加ed。如:。如:pickpickedpicked;wishwishedwished;staystayedstayed2.以不发音的以不发音的e结尾的动词后面加结尾的动词后面加d。如:。如:likelikedliked;hopehopedhoped;phonephonedphoned3.以以“辅音字母辅音字母+y”结尾的动词,变结尾的动词,变y为为i,再加,再加-ed。如:。如:studyst
6、udiedstudied;hurryhurriedhurried;replyrepliedreplied4.词尾只有一个辅音字母的重读闭音节动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,再加词,要双写辅音字母,再加-ed。如:。如:stopstoppedstopped;clapclappedclapped不规则变化:不规则变化:5.以不变应万变以不变应万变。如:。如:letletlet;putputput;readreadread6.若中间有双写若中间有双写e,则去掉一个,则去掉一个e,单词,单词末尾再加末尾再加t。如:。如:feelfeltfelt;keepkeptkept;sle
7、epsleptslept7.结尾的字母结尾的字母d变变t。如:。如:lendlentlent;buildbuiltbuilt;sendsentsent8.变为以变为以-ought或或-aught结尾结尾。如:。如:buyboughtbought;bringbroughtbrought;catchcaughtcaught;teachtaughttaught 4a Use the words in brackets to complete the conversations.1.A:Wouldyoulikesomethingtodrink?B:No,thanks._.(just/drinksome
8、tea)2.A:Iheardyoulostyourkey._?(find)B:No,notyet.IvejustdrunksometeaHaveyoufoundityet3.A:DoyouknowwhenTomisleaving?B:_.(already/leave)A:When_?(leave)B:Thismorning.4.A:Isyoursistergoingtothemovieswithustonight?B:No._.(already/seethefilm)HehasalreadyleftdidheleaveShehasalreadyseenthefilm5.A:Whatdoyour
9、parentsthinkaboutourplan?B:I_.(not/tellthem/yet)haventtoldthemyet4b Fill in the blanks with the correct forms of the words in the brackets.Sally_(love)reading.Inthemorningshereadsthenewspaperandintheeveningshereadsbooks.She_already_(read)morethan100differentbooks.Herfavoritekindofbooksisscienceficti
10、on.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld_(be)likein50years.loveshasreadwillbeShe_(finish)readingabookaboutrobotslastweekand_(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe_(notread)yetandshecantwaittoreadthem.fini
11、shedwillwritehasntreadDoyouknowthemovieLost in Thailand?Yes.I_ittwice.Itsfunny.A.sawB.seeC.haveseenD.willseeLunch?No,thanks.I_.A.willeatB.ameatingC.haveeatenWhereisTom?Wecantfindhimanywhere.Perhapshe_home.A.hascomeB.isgoingC.wentD.wasgoing1:我已经读过鲁滨逊漂流记这本书。:我已经读过鲁滨逊漂流记这本书。2:他们都已经离开上海了。:他们都已经离开上海了。3:李磊还没有看过:李磊还没有看过爱丽丝梦游仙境爱丽丝梦游仙境这本书。这本书。4:我们还没有告诉他们这个故事。:我们还没有告诉他们这个故事。5:你已经给你的父母打电话了吗?不,还没有。:你已经给你的父母打电话了吗?不,还没有。6:你的叔叔已经去上海了吗?是的。:你的叔叔已经去上海了吗?是的。