人教版 (2019)选择性必修 第二册Unit 3 Food and Culture备课课件ppt

这是一份人教版 (2019)选择性必修 第二册Unit 3 Food and Culture备课课件ppt，共17页。PPT课件主要包含了first，second，语法填空，考点追击，had begun，had left，过去完成时的被动语态，语法精讲等内容，欢迎下载使用。
意义：过去完成时表示在过去某一时间或事件之前 完成的动作或状态（过去的过去）。基本结构：had+过去分词
肯定句：主语+had+过去分词例：Jane had just left when yu rang.否定句：主语+ had + nt +过去分词例：The cuntry had nt yet recvered frm the effects f the war.
past in the past
先发生的动作用过去完成时，后发生的动作用一般过去时。例：The film had begun befre we gt t the cinema.我到达电影院之前电影已经开始了。
1. by+过去的时间点例：I had finished reading the nvel by nine ’clck last night.2. by + the end f +过去的时间点例：We had learned ver tw thusand English wrds by the end f last term.
3. befre+过去的时间点例：They had planted six hundred trees befre last Wednesday.
1. It was the first time +that(从句中用had dne)例：It was the first time that he had ever spke t me in such a tune.2. hardly…when…; n sner…than…（主句中用had dne）例：He had n sner left the rm than they began t talk abut him.
After he ___________ (finish) his hmewrk, he went t bed.The class __________(begin)when I gt t schl.He _________(leave) befre I gt hme.It was the secnd time that he __________(visit) Paris.
had finished
had visited
意义：过去完成时的被动语态表示表示在过去某一时间或事件之前 完成的被动的动作（过去的过去）。基本结构：had + been +过去分词
肯定句：主语+ had + been +过去分词例：The classrm had been cleaned befre the teacher came.否定句：主语+ had + nt + been +过去分词例：The classrm had nt been cleaned befre the teacher came.
先发生的动作用过去完成时，后发生的动作用一般过去时。例：By the time the trnad ended, mre peple had been killed.我到达电影院之前电影已经开始了。
peple和kill之间是被动关系
1.表示过去某一时间以前已经完成的被动动作，常与by，befre等引导的时间状语连用。例：By the time he gt t the schl, the first perid had been finished.Hw many buildings had been destryed befre the hurricane ended?
2. 在tld，said, knew, heard, thught等动词后的宾语从句中， 若表示过去某一被动的动作时。例：They said the prductin csts had been reduced.The by knew that his hmewrk had nt been handed in.
After the assignment _____________(d), he went n t surf the Internet.The media reprted that mre than 1000 peple ______________ (kill) in the earthquake.Had the new plan_________________(discuss) befre the manager came in？ We hurried t the statin nly t be tld that the train ________________(delay).
had been dne
had been killed
had been delayed
had been discussed