Unit3TheWorldofScience現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)課件高中英語(yǔ)外研版

教學(xué)教材：外研版高中英語(yǔ)Book3unit3教學(xué)內(nèi)容：Usinglanguage

Presentperfectpassive

①I(mǎi)guessyouhavebeenaskedaboutthetitleofyourbookbefore.②Newinventionslike3Dprintershavebeenusedtomakereplacementheartsandboneparts.觀察Observethesentences我發(fā)現(xiàn)上述句子的謂語(yǔ)動(dòng)詞結(jié)構(gòu)均為

，即現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)。

have/has+beendone我猜你之前肯定被問(wèn)到過(guò)關(guān)于這本書(shū)的名字。①I(mǎi)guessyouhavebeenaskedaboutthetitleofyourbookbefore.②Newinventionslike3Dprintershavebeenusedtomakereplacementheartsandboneparts.Translatethesentences.像3D打印機(jī)等新發(fā)明已經(jīng)被用來(lái)制作移植心臟和部分骨骼。ThinkabouttheusageofPresentPerfectPassive(完成時(shí)的被動(dòng)語(yǔ)態(tài)).havebeenasked被問(wèn)到過(guò)havebeenused已經(jīng)被用來(lái)通過(guò)以上對(duì)比，我發(fā)現(xiàn)完成時(shí)的被動(dòng)語(yǔ)態(tài)表達(dá)的是某個(gè)已經(jīng)完成的被動(dòng)動(dòng)作。1.表示被動(dòng)動(dòng)作始于過(guò)去，持續(xù)到現(xiàn)在，并對(duì)現(xiàn)在造成某種影響。常與for或since引導(dǎo)的時(shí)間狀語(yǔ)連用。e.g.Themachinehasbeenrepaired

fortwohours.2.用在時(shí)間和條件狀語(yǔ)從句中，表示將來(lái)某時(shí)刻已完成的動(dòng)作。We'llstartassoonastheworkhasbeenfinished.現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)用法及注意事項(xiàng)e.g.Thebloghasnotbeenupdated

sincelastmonth.3.不及物動(dòng)詞(或短語(yǔ))如happen,takeplace,die,appear沒(méi)有被動(dòng)語(yǔ)態(tài)，而不及物動(dòng)詞加介詞相當(dāng)于及物動(dòng)詞，可以用于被動(dòng)語(yǔ)態(tài)。注意介詞和副詞不能丟掉。e.g.

這孩子這些年被王奶奶照顧得很好。

ThechildhasbeentakengoodcareofbyGrandmaWangalltheseyears.這房子已經(jīng)多年沒(méi)人居住了。

.Thehousehavenotbeenlivedinformanyyearse.g.Thenewcarwasboughtamonthago.

Thenewcarhasbeenkept

foramonth.1.Itisdifficulttofigureoutthepopulationofpolarbearsastherangehasbeenpoorlystudied.

.2.A90-year-oldhasbeenawarded“WomanOfTheYear”forbeingBritain'soldestfull-timeemployee---stillworking40hoursaweek.

。直擊高考(人們)很難統(tǒng)計(jì)出全球北極熊的數(shù)量，因?yàn)樵摲秶难芯亢苌?。一?0歲老人被評(píng)為“年度女性”，因?yàn)樗?guó)最年長(zhǎng)的全職雇員----至今仍然一周工作40小時(shí)3.Sarah______________(tell)thatshecouldbeBritain'snewsupermodel,earningamilliondollarsinthenextyear.hasbeentold/wastold判斷下列句子的時(shí)態(tài)是否正確。正確的打√，錯(cuò)誤的打×，并寫(xiě)出正確的句子。

1.Thehotelhasbeenbookedforyouinadvance.()

2.Haveyouseenanyoneliketheprisoner?()3.GreatchangeshavebeentakenplaceinHainansince2019.()4.Today,thegenerationgaphasnotbeendisappeared,butit'snar