初中-英語一般過去式講解

普通過去式講解第1頁引例：(a-1)

Iaminclasstoday.(a-2)

Iwasinclassyesterday.(b-1)

Helivesherenow.(b-2)Helivedheretenyearsago.(c-1)Myfriendsareathometoday.(c-2)Myfriendswere

athomelastnight.第2頁普通過去式概念：普通過去時表示過去某個時間里發(fā)生動作或狀態(tài)；過去習(xí)慣性、經(jīng)常性動作、行為；過去主語所具備能力和性格。第3頁普通過去式使用方法：普通過去時常與表示過去時間狀語或從句連用a）時間狀語Ago（twohoursago（一段時間+ago），yesterday（句子開頭或結(jié)尾），thedaybeforeyesterday,lastweek,last(year,night,month…)，詳細(xì)時間（如Jan.fourth),justnow,attheageof,oneday,longago,onceuponatime（很久以前），andsoon,thismorning.longlongago.第4頁b）動詞改變規(guī)則規(guī)則改變1．直接加ed：work——workedlook——lookedplay——played,2．以e結(jié)尾單詞，直接加d：live——livedhope——hopeduse——used,3以輔音字母+y結(jié)尾，變y為i加ed：study——studiedcarry——carriedworry——worried,4以元音字母+y結(jié)尾，直接加ed：enjoy——enjoyedplay——played5以重讀閉音節(jié)結(jié)尾，雙寫最終輔音字母+ed：stop——stoppedplan——planned第5頁不規(guī)則改變：make-made-mademay-mightmean-meant-meantmeet-met-metmust-mustpay-paid-paidput-put-putwrite-wrote-writtenwin-won-won第6頁BE動詞過去式單數(shù)：Iwasyouwere(一個人)shewashewasitwas復(fù)數(shù)：wewereyouwere(不只一人)theywere第7頁普通過去式組成形式第8頁practise-1一、用動詞適當(dāng)形式填空1.He________(live)inAmericatwoyearsago.2.Theboy________(listen)totheteachercarefullylastweek.3.We_______(watch)aJapanesecartoonlastFriday.4.Nancy________(pick)uporangesonthefarmlastweek.5.I________(pull)upcarrot

withMikeyesterday.6.They________(play)chessintheclassroomlastPElesson.7.Mymother_______(cook)anicefoodlastSpringFestival.8.Thegirls_______(dance)atthepartylastWednesday.9.Thestudents________(study)veryhardlastmonth.10.Myparents_____(plan)tohaveagoodweekendlastThursday.第9頁practise-2二、句型轉(zhuǎn)換:1.Theyplayedfootballintheplaygroundyesterday.否定句：________________________________________________普通疑問句：_____________________________肯、否定回答：________劃線部分提問：________________________________________________2.LiuTaoskatedwithwithhiscousinlastWinterHoliday.否定句：________________________________________________普通疑問句：____________________________肯、否定回答：____劃線部分提問：________________________________________________3.Mybrothershowedhisstampstohisclassmateslastweek.否定句：________________________________________________普通疑問句：_____________________