高三英语一轮复习现在完成时课件.pptx

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1、Tense 时态一般进行完成完成进行现在 do/does am/is/are doing have/has done have/has been doing过去 did was/were doing had done had been doing将来 will do will be doing will have done will have been doing过去将来 would dowould be doingwould have donewould have been doing完成现在完成时将来完成时过去完成时Present Perfect Tense现在完成时1 定义2肯定、否定，

2、疑问3被动现在完成时1、表示过去发生的某一动作对现在造成的影响或结果。常跟already,yet,just等连用。You have already grown much taller.2、表示过去已经开始，持续到现在，而且还可能继续下去的动作状态。往往和表示一段时间的状语连用。They have learned English for eight years.现在完成时 has/have done常跟现在完成时连用的标志词：for+时间段，since+时间点，already(肯，已经），yet(否，仍未），recently/lately(近来），so far/up to now/till no

3、w(到目前为止），in/during/over the past(last)few days,by（截止）+时间补充一常用的现在完成时句型1.It has been+时间段+since从句（一般过去时）It has been three years since the war ended.2.It is the first time that sb have/has doneIs it the first time that you have visited Qingdao?补充二现在完成时：表示某一动作的持续或对现在造成的影响，强调的是现在的情况，不能和表示过去的时间状语连用。一般过去时：只

4、单纯表示过去的动作或状态，和现在不发生联系。它可以和表示过去的时间状语连用。补充三:现在完成时vs一般过去式非延续性动词一般不用于现在完成时的肯定句中；常见的非延续性动词有：begin,leave,go,borrow,come,return,born,die,buy,arrive。He has joined the army for five years.(X)He has been in the army for five years.()补充四:非延续性动词has/have been to(去过某地，现在已经回来了）has/have gone to（去了某地，在去的路上或已经在那里）I h

5、ave been to Paris (去过巴黎，现在不在巴黎）I have gone to Paris（去了巴黎，可能到了也可能在路上）补充五:have been to VS have gone to1 定义2肯定、否定，疑问3被动现在完成时肯定句（肯定句（have/has done)have/has done)They have learned English for eight years.She has worked as a teacher since 1993.现在完成时否定句（否定句（have/has+not done)have/has+not done)They have not

6、 learned English for eight years.She has not worked as a teacher since 1993.现在完成时疑问句（疑问句（have/has have/has 提前提前)Have they learned English for eight years?Yes,they have.Has she worked as a teacher since 1993?No,she hasnt.现在完成时1 定义2肯定、否定，疑问3 被动现在完成时结构：have/has been done 现在完成时（被动）结构：have/has been doneT

7、hey have learned English for eight years.English has been learnt by them for eight years.现在完成时（被动）现在完成时（真题）【2023届山西省三晋名校联盟】届山西省三晋名校联盟】Figures cited from the countys culture and tourism bureau show that tourism development in Dazhai_(bring)great economic benefits to villagers and created more jobs fo

8、r them since the village started to develop tourism around 2003.句意：该县文化和旅游局的数据显示，自句意：该县文化和旅游局的数据显示，自2003年左右大寨开始发展旅游业以来，大寨的旅游业发展给村民年左右大寨开始发展旅游业以来，大寨的旅游业发展给村民带来了巨大的经济效益，并为他们创造了更多的就业机会。带来了巨大的经济效益，并为他们创造了更多的就业机会。根据时间状语根据时间状语“since the village started to develop tourism around 2003.可知，此处要使用现在完成时，可知，此处要使用

9、现在完成时，主语主语tourism development为第三人称单数，故填为第三人称单数，故填has brought。现在完成时（真题）【2023届浙江省强基联盟届浙江省强基联盟3月】月】To date,the Palace Museum Calendar published continuously for twelve years with 4,000,000 copies_(sell).句意：到目前为止，故宫日历已连续出版句意：到目前为止，故宫日历已连续出版12年，售出年，售出400万册。万册。分析句子可知，设空处在句中作谓语分析句子可知，设空处在句中作谓语；主语为主语为the Pa

10、lace Museum Calendar，与动词，与动词publish之间为被动关系，应用之间为被动关系，应用be done结构；结构；结合结合to date和和for twelve years可知，此处应用现在完成时的被动语态可知，此处应用现在完成时的被动语态have/has been done结构；结构；主语主语the Palace Museum Calendar为单数形式，故谓语也用单数形式。为单数形式，故谓语也用单数形式。故填故填has been published.（2022浙浙江江1月月卷卷）On a website called No Fly Climate Sci,for ex

11、ample,roughly 200 academics-many of them climate scientists _ (promise)to fly as little as possible since the effort started two years ago.have promised。考考查查时时态态。句句意意：例例如如，在在一一个个叫叫“无无飞飞行行科科学学家家”的的网网站站上上，自自从从两两年年前前成成立立以以来来，大大约约有有200个学者，他们中很多人承诺尽可能少飞行。个学者，他们中很多人承诺尽可能少飞行。根据时间状语根据时间状语“since+过去时间过去时间”可知主句应使用现在完成时，故填可知主句应使用现在完成时，故填have promised。现在完成时（真题）