高中英语人教版 (2019)选择性必修 第二册Unit 3 Food and Culture教案配套ppt课件

这是一份高中英语人教版 (2019)选择性必修 第二册Unit 3 Food and Culture教案配套ppt课件，共27页。PPT课件主要包含了过去完成时的被动语态等内容，欢迎下载使用。
Learning abut languagepast perfect tense past perfect passive vice过去完成时 VS 过去完成时的被动语态
Observe and discuss the fllwling sentences.
01. I returned the bk.
02. I had brrwed the bk frm the library.
一般过去时陈述过去的某件事情。
过去完成时 had dne
I returned the bk that I had brrwed frm the library.我把从图书馆借的书还回去了。
By the time the pliceman gt t the shp, the thief had run away.警察到商店时，小偷已经逃跑了。
过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作，即“过去的过去”。
(1)肯定：主语＋had (been) dne(2)否定：主语＋had nt (been) dne(3)疑问：Had＋主语＋(been) dne 疑问词＋had＋主语＋(been) dne
① Tm had finished (finish) writing his nvel ② I had eaten (eat) lts f cakes till then.
主语+had+ dne
主语+had + nt +dne
① Tm had nt eaten his supper in the canteen befre he went back hme.
② When the plice arrived, the thieves had nt run (run) away.
【即学即练】 用括号内动词的正确形式补全句子。
1. They （arrive) at the statin befre the train left.2. We （reach）the tp f the hill befre midnight.3. I had been at the bus stp fr 20 minutes when a busfinally (cme).
had arrived
had reached
结构：had + been +及物动词的过去分词e.g. The injured passengers had been sent t hspital befre the reprters arrived at the spt.
1．过去完成时的被动语态有以下三种形式(1)肯定结构：主语＋ had been dne ＋其他成分。(2)否定结构：主语＋ had nt been dne ＋其他成分。(3)疑问句结构：had ＋主语＋ been dne ＋其他成分？疑问词＋ had ＋主语＋ been dne ＋其他成分？
过去完成时被动语态与现在完成时被动语态用法区别：现在完成时被动语态表示相对于现在来说已被完成的动作，过去完成时被动语态表示相对于过去某一时刻来说已被完成的动作。例如：This plluted river has been cleaned.这条被污染了的河流已被净化。析：该句表示到现在为止这条河流已被净化。例如：He said this bk had been translated int Japanese.他说这本书已被译成日语。析：该句表示到他说话时所体现的时间为止这本书已被译成日语。
【语境应用】完成句子。1) The tickets ____________ (sell) ut befre I came t the cinema. 2) By the end f last year, we _________________ (prduce) 20,000 cars.3)She tld us that the meeting ________________ (cancel).　4) The car ______________ (drive) away this mrning.
had been sld
had prduced
had been canceled
had been driven
[即学即练]　单句语法填空①The earthquake ___________________ (predict) several days befre.②The device________________________ (use) peratinally sme mnths previusly.③Our classrm__________________ (clean)．Yu needn't clean it nw.④The child __________________ (take) care f by grandma all these years.
has been taken
had been predicted
had been used
has been cleaned
2. 在下面情况中，我们常可使用过去完成时。①用于宾语从句。如：He said that he had been in China fr ver ten years.Fred tld me that he had knwn Linda since he was a child. ②用于状语从句。如：I didn’t begin the wrk until he had gne.③用于定语从句。如：The lady shwed me the pictures she had painted. Peter, wh had waited fr an hur, was very angry when his sister came up.
用于过去完成时的句型(1)在;n 句型中,主句用过去完成时,从句用一般过去时。I had hardly finished my wrk when he came t see me.N sner had I walked in the dr than they arrived.(2)在It was the that...“这是第一/第二/……次……”中,that从句要用过去完成时。It was the third time that the by had been late.(3)It was +一段时间+ since从句，从句谓语常用过去完成时。It was tw years since he had left his hmetwn.
★hardly ... when，hardly分句谓语常用过去完成时（一... 就...)。如：The party had hardly started when Je left.Hardly had Laura sat dwn when the phne rang.★n sner ... than分句谓语常用过去完成时。如：I had n sner gt back t the kitchen than the drbell rang. N sner had I walked in the dr than they arrived.
(4)用于hpe, intend, mean, think等动词表示未实现的愿望时。如：I had intended visiting him this weekend but I wasn’t able t make it. I had thught t return early but they wuldn’t let us g.
1. Cmplete the senences
1. Befre I knew it an hur ______________ (pass) and it was time t mve n t lunch. ［全国III卷］2. Like many military medals, the ne Zac's mther ______________ (find) was a family treasure.［浙江卷］3. A rescue wrker risked his life saving tw turists wh____________________ (trap) in the muntains fr tw days.［北京卷］4. Mabry said he (nt plan) t d much fr his milestne birthday, s he was happy that the students (prepare) the surprise celebratin.［天津卷］
had been trapped
hadn't planned
had prepared
2. Cmplete the tw cnversatins with the crrect frms f the wrds in the bx using the past perfect tense r the past perfect passive vice.
1. Carl: ____________yu ever __________ any Scttish fd befre yur trip t St Andrews last year?Paul: N, nt really. But I __________________abut haggis many times befre we went there.Carl: Oh... Did yu try it?Paul: Oh, yes! Yu knw what? We__________ late fr supper that day, and s we just ate whatever was left in the university canteen. We ______________ur meal befre we learnt we__________ just__________， haggis!
arrive cancel eat finish get taste tell
had been tld
had finished
Carl: My gdness!Paul: Well, it was nt bad. I have t say ... 2. Car: When I gt t the tea huse yesterday, I fund nbdy there. __________it___________________?Paul: Oh, I'm s my that frgt t tell yu! The get tgether was cancelled yesterday mrning because Sally, the hstess, _____________int a car accident.Carl: Oh, I'm srry t hear that. Hpe Sally recvers sn!.
been cancelled
Ⅱ.完成句子1．她告诉我她当空中乘务员好几年了。She tld me that _______________________________fr quite a few years.2．她说她已来过上海。She said that ________________________ Shanghai.3．我们到日本前学过一点日语。We ________________________ befre we came t Japan.
had studied a little Japanese
she had been an air hstess
she had been t
4．我不想看那部戏剧，因为我已经看过了。I didn't want t see the play because________________________．5．到上学期末，我们已读了十篇短篇小说。By the end f last term ________________________．6．这是他第一次输掉比赛。It was the first time ________________________ ．
we had read ten shrt stries
I had already seen it
he had lst the game