人教版高中英語必修二課件：Unit-3-Computers---grammar課件

ThePresentPerfectPassiveVoice現(xiàn)在完成時(shí)的被動(dòng)語態(tài)Grammar表格：被動(dòng)態(tài)基本結(jié)構(gòu)am/is/aredonewas/weredoneam/is/arebeingdonewas/werebeingdonewillbedonewouldbedonehave/hasbeendonehadbeendone歌訣是：被動(dòng)語態(tài)be字變，過去分詞跟后面。

定義：現(xiàn)在完成時(shí)的動(dòng)作或情況雖然發(fā)生在過去，但它強(qiáng)調(diào)的是與現(xiàn)在的關(guān)系，用來說明現(xiàn)在的情況?，F(xiàn)在完成時(shí)態(tài)結(jié)構(gòu)：(have/has+過去分詞)現(xiàn)在完成時(shí)態(tài)TheprogrammehasbeenbroadcastedsinceNovember.思Thefivechildrenhavebeeneducatedthroughthegame.Thefivefamilieshavebeentalkedaboutalotnowadays.Lead-inTheirphotoshavebeenmadefunofbythenetizens.現(xiàn)在完成時(shí)被動(dòng)態(tài)結(jié)構(gòu)：

have/has+been+過去分詞時(shí)間狀語現(xiàn)在完成時(shí)常與already,yetrecently,sofar,bynow,uptillnow,since.....,before......等連用學(xué)以致用

Manyhouses______________duringthepast10years(build)Manytrees_____________alongthestreet.(plant)havebeenbuilthavebeenplantedTheexpertshavestudiedtheplanforthreetimes.（變?yōu)楸粍?dòng)態(tài)）Theplanhasbeenstudiedbytheexpertsforthreetimes議展評(píng)Thiskindoffoodhasbeenadvertisedonthenewspaperforamonth.否定句Thiskindoffooddidn’tadvertiseonthenewspaperforamonth.(改錯(cuò))hasn'tbeenadvertisedDoeshiskindoffoodbeenadvertisedonthenewspaperforamonth.(改錯(cuò))一般疑問句HasWhathasadvertisedonthenewspaperforamonth?(改錯(cuò))been特殊疑問句

3.注意問題。

（1）副詞的位置often,usually,always,never,hardly,seldom等副詞置于have/has和been中間。

Suchamanhasbeenhardlybelieved.（改錯(cuò)）hashardlybeen（2）并不是所有動(dòng)詞都有被動(dòng)語態(tài)____,______,_______,________,cost,last等不及物動(dòng)詞或詞組無被動(dòng)語態(tài)happen,takeplace,appear,make學(xué)以致用GreatchangeshavebeentakenplaceinChinasince1978.（改錯(cuò)）

Thebookisbelongedtome.（改錯(cuò)）不及物動(dòng)詞有哪些？趨向性動(dòng)詞go,come,arrive,stand,measure,rise,使役動(dòng)詞或make,let,have等其他happen,takeplace,dropin等

（3）一些特殊動(dòng)詞,如borrow,finish,begin,buy,start,return,marry,open,join等構(gòu)成的現(xiàn)在完成時(shí)的被動(dòng)語態(tài)不能與表示一段時(shí)間的狀語連用。若要表達(dá)相應(yīng)的意思，則需改換動(dòng)詞或時(shí)態(tài)。

【學(xué)以致用】Mybrotherhasboughtthisbikeforalmostfouryears.（改錯(cuò)）

Howlonghasthisbookbeenbought（判斷正誤）

Howlongagowasthisbookbought（判斷正誤）hadFT（4）帶有雙賓的詞，如_____,_____,____，_____,____,______,_____,_____等，變?yōu)楸粍?dòng)語態(tài)時(shí)，將其中一個(gè)賓語變?yōu)橹髡Z，其他借助介詞to或者for?！緦W(xué)以致用】Theteacherhasgiventwinsabook.（用被動(dòng)時(shí)態(tài)對(duì)句子進(jìn)行改寫）

Abook_____________bytheteacher____thetwins.Thetwins_____________abook____theteacher.give,send,bringtake,teach,tell,write,buy,payhasbeengiventohasbeengivenby（2）帶復(fù)合賓語的動(dòng)詞變?yōu)楸粍?dòng)語態(tài)，只能將賓語變?yōu)橹髡Z，原來省略to的不定式作賓補(bǔ)的，被動(dòng)語態(tài)_____要還原。【學(xué)以致用】Myparentshavemademeworkhard.（改為被動(dòng)態(tài)）

________________________________________toIhavebeenmadetoworkhardbymyparents

檢

1.Theschoolboardismadeupofparentswho______tomakedecisionsaboutschoolaffairs.

A.hadbeenelected B.hadelected

C.havebeenelected D.haveelected

2.---Howlong_____atthisjob?---Since1990.

A.wereyouemployedB.haveyoubeenemployed

C.hadyoubeenemployedD.willyoubeemployedCB改錯(cuò)1.Thebookhasnotbeenborrowedlastmonth.2.Thenewdictionariesareveryuseful,sotheysellwellandhavesoldoutalready.3.Theproblemhasbeenpaidenoughattentionsinceitcameupa