動(dòng)詞過去式變化規(guī)則課件市公開課一等獎(jiǎng)省賽課微課金獎(jiǎng)?wù)n件

Conversation:Howaboutyourlastweekend?Whatdidyoudoduringtherestdays?動(dòng)詞過去式改變規(guī)則課件第1頁第1頁普通過去時(shí)態(tài)動(dòng)詞過去式改變規(guī)則課件第2頁第2頁什么是普經(jīng)過去時(shí)？動(dòng)詞普經(jīng)過去時(shí)態(tài)表示過去發(fā)生動(dòng)作、情況或存在狀態(tài)。普經(jīng)過去時(shí)態(tài)是經(jīng)過動(dòng)詞時(shí)態(tài)改變來表現(xiàn)動(dòng)詞過去式改變規(guī)則課件第3頁第3頁

改變規(guī)則動(dòng)詞過去式動(dòng)詞過去式改變規(guī)則課件第4頁第4頁1、

普通情況下在詞尾直接加ed。如：play―playedwork―worked一、規(guī)則動(dòng)詞改變動(dòng)詞過去式改變規(guī)則課件第5頁第5頁2、以e結(jié)尾動(dòng)詞只加d.

如：like----likedlove----loved動(dòng)詞過去式改變規(guī)則課件第6頁第6頁輕讀/t/,重讀/d/;/t//d/之后讀/id/規(guī)則動(dòng)詞詞-ed讀音說明：1、清念/t/

，即ed在清輔音后面念/t/,

例：finishedhelpedpassedcooked2、元濁/d/,即ed在元音，濁輔音后面念/d/,

例：borrowedenjoyedcalledmoved

3、/t//d/之后念/id/,即ed在/t//d/音后面念/id/

例：wantedshoutedneededcounted動(dòng)詞過去式改變規(guī)則課件第7頁第7頁3、以“輔音字母+y”結(jié)尾動(dòng)詞，變y為i，再加ed.

如：study―(studied)carry―(carried)動(dòng)詞過去式改變規(guī)則課件第8頁第8頁4、以重讀閉音節(jié)結(jié)尾動(dòng)詞，假如末尾只有一個(gè)輔音字母，要雙寫最終這個(gè)輔音字母，再加ed.

如：stop―(stopped)plan-(planned)動(dòng)詞過去式改變規(guī)則課件第9頁第9頁動(dòng)詞過去式改變規(guī)則課件第10頁第10頁假如重讀在第一個(gè)音節(jié)處,不雙寫加ed.

如:

visit----(visited)

offer----(offered)動(dòng)詞過去式改變規(guī)則課件第11頁第11頁

washtheclothesrowaboatvisitgrandparentsanswerthephone

cleantheroomwatertheflower

watchTVplaythefootball

climbamountainreturn

learnchinesejump

動(dòng)詞過去式改變規(guī)則課件第12頁第12頁

washedtheclothesrowedaboatvisitedgrandparentsansweredthephone

cleanedtheroomwateredtheflower

watchedTVplayedthefootball

climbedamountainreturned

learnedchinesejumped

動(dòng)詞過去式改變規(guī)則課件第13頁第13頁二、不規(guī)則動(dòng)詞改變?nèi)纾篴m/is----wasare----werebuy----boughthave----had動(dòng)詞過去式改變規(guī)則課件第14頁第14頁____you________(remember)tobuytheorangesyesterday?2.Who________(play)computergamesyesterday.3.We_____(go)tothecinemalastnight.Thefilm_____(be)verygood.4.Whattime____you____(get)toschoolthismorning?5.Jim___(do)alotyesterday.He____(go)shoppingand______(cook)supper.Didrememberplayedwentwasdidget用動(dòng)詞適當(dāng)初態(tài)填空didwentcooked動(dòng)詞過去式改變規(guī)則課件第15頁第15頁6.Heusually____(get)upat6inthemorning.Look!He______(get)upnow.Butyesterdayhe____(get)upverylate,sohe____(go)toschoollate.He___(be)lateforschool.getsisgettinggotwentwas動(dòng)詞過去式改變規(guī)則課件第16頁第16頁Seeyou!動(dòng)詞過去式改變規(guī)則課件第17頁第17頁lastnightweekmonthMondayyesterdaymorningafternooneveningthedaybeforeyesterday用于普經(jīng)過去時(shí)時(shí)間狀語1.與last

連用2.與yesterday

連用：動(dòng)詞過去式改變規(guī)則課件第18頁第18頁行為動(dòng)詞普經(jīng)過去時(shí)否定式普經(jīng)過去時(shí)否定式是在動(dòng)詞原形前加助動(dòng)詞didnot(didn’t).主語+didn’t+動(dòng)詞原形I

_________

themthenews.I____(tell)themthenewsyesterday.didn’t

telltold動(dòng)詞過去式改變規(guī)則課件第19頁第19頁行為動(dòng)詞普經(jīng)過去時(shí)疑問式普經(jīng)過去時(shí)普通疑問式在句首加助動(dòng)詞didDid+主語+動(dòng)詞原形……？They______(finish)theirworkatfour.普通疑問句:____they_____theirworkatfour?Yes,they_____.No,they_____.finishedDidfinishdiddidn’t動(dòng)詞過去式改變規(guī)則課件第20頁第20頁行為動(dòng)詞普經(jīng)過去時(shí)疑問式普經(jīng)過去時(shí)特殊疑問式疑問詞+did+主語+動(dòng)詞原形……？Theyfinishedtheirwork

atfour.AB

對(duì)劃線部分提問A:B:What

did

they

doatfour?When

did

they

finishtheirwork?動(dòng)詞過去式改變規(guī)則課件第21頁第21頁T注意1.外加助動(dòng)詞did后,動(dòng)詞須返回原形。Didhewenttoschoolyesterday?Didhegotoschoolyesterday?F2.簡(jiǎn)略回答用助動(dòng)詞did/didn’t代替行為動(dòng)詞。Didhefindtheboyyesterday?－Yes,hedid.－No,hedidnot(didn’t).動(dòng)詞過去式改變規(guī)則課件第22頁第22頁GrammarFocus普經(jīng)過去時(shí):表示過去某個(gè)時(shí)間發(fā)生動(dòng)作或存在狀態(tài).標(biāo)志詞Yesterdayyesterdaymorningoneday

lastyeartwodaysagoin1999句子結(jié)構(gòu)必定句否定句疑問句1)主語+行為動(dòng)詞過去式

+其它.2)主語+be動(dòng)詞過去式(was,were)+其它.3)Therewas/were+主語+其它.1)