現(xiàn)在完成時(shí)英語(yǔ)教學(xué)課件

現(xiàn)在完成時(shí)

ThePresentPerfectTense教學(xué)目標(biāo)：1.基本結(jié)構(gòu)：have/has+動(dòng)詞過(guò)去分詞2.句式構(gòu)成a.肯定句:主語(yǔ)+have/has+

動(dòng)詞過(guò)去分詞+（其他）.b.否定句:主語(yǔ)+have/has+not+動(dòng)詞過(guò)去分詞+（其他）.c.一般疑問(wèn)句:：Have/Has+主語(yǔ)+動(dòng)詞過(guò)去分詞+（其他）?答語(yǔ)：Yes,主語(yǔ)+have/has.(肯定）No,主語(yǔ)+haven’t（hasn’t）.(否定）Nowwehaveplantedallthetrees.Hehasjustcomeback.Ihavealreadyreadthebooktwice.Hehas

studiedEnglishfor6years.1.現(xiàn)在完成時(shí)的基本結(jié)構(gòu)

have

done

has過(guò)去分詞助動(dòng)詞

2.句式構(gòu)成

We

have

finishedourhomework.

He

hasjustlefthere.a.肯定句:主語(yǔ)+have/has(助動(dòng)詞）+動(dòng)詞過(guò)去分詞+（其他）。I

havenot(haven’t)seenthefilm.She

hasnot(hasn’t)seenthefilm.b.否定句:主語(yǔ)+havenot(haven’t)/hasnot(hasn’t)+動(dòng)詞過(guò)去分詞+（其他）。Haveyoureceivedhisletter?Yes,Ihave/No,Ihaven’t.Hassheeatenanythingsince9:00am?Yes,shehas/No,shehasn’t.C.一般疑問(wèn)句：Have/Has+主語(yǔ)+動(dòng)詞過(guò)去分詞)+（其他）？答語(yǔ)：Yes,主語(yǔ)+have/has.(肯定）No,主語(yǔ)+

haven’t（hasn’t）.(否定）I’vehaddinner.I________________dinner.2.Hehasfinishedhishomework.He________________hishomework.3.Mum’scookedthedinner.Mum_______________thedinner.4.Susan’slearnedEnglishatschool.Susan________________Englishatschool.haven’thadhasn’t

finishedhasn’tcookedhasn’tlearnedExercise一、把下列句子改為否定句。Haveyouhaddinner?Hashejustfinishedhishomework?Hasmumcookedthedinner?HasSusanlearnedEn