新教材2021-2022学年英语外研版选择性必修第二册课件：UNIT 3 TIMES CHANGE!　USING LANGUAGE .ppt

1、Unit 3Times change!Using language语法精讲深化学习过去进行时的被动语态【情境探究】观察上面的对话,并完成句子:(1)He said that the bike _by that man.他说那个人没骑自行车。(2)He told me that some new bikes _in the shop.他告诉我商店正在出售一些崭新的自行车。(3)The bridge _this time last month.Now we can cross it.这座桥在上个月的这个时间正在修建中,现在我们可以穿过它了。wasnt being riddenwere being

2、soldwas being built【要义详析】一、过去进行时的被动语态的概念 表示过去某个时刻正在进行或者发生的被动性的动作。过去进行时的被动语态构成:was/were+being+done*They were planting trees this time yesterday.(过去进行时的主动语态)*Trees were being planted by them this time yesterday.(过去进行时的被动语态)二、过去进行时的被动语态的基本结构1.过去进行时的被动语态的肯定式为:was/were+being+done。*Computer was being majo

3、red by him during his college.他在大学期间主修计算机专业。*Another bridge was being built over the Yangtze River then.那时长江上正在建造另一座大桥。2.过去进行时的被动语态的否定式为:was/were+not+being+done。*The movie star wasnt being stalked by a fan.那个电影明星没有被影迷跟踪。3.过去进行时的被动语态的一般疑问句需将was/were提到主语的前面。(回答用yes或no)*Was a new library being put up i

4、n their school just then?他们学校当时正在建一座新图书馆吗?4.过去进行时的被动语态的特殊疑问句为:疑问词+was/were(+主语)+being+done?*What was being done to the machine then?那时正对这台机器采取什么措施?三、过去进行时的被动语态的用法1.过去进行时的被动语态表示过去某个时间正在进行的被动动作。*He was being interviewed by our head master this time yesterday.昨天这个时间他正在接受我们校长的采访。*This film was being sho

5、wn at ten last night.昨晚十点这部电影正在被放映。2.过去进行时的被动语态一般不与表示一段时间的状语或表示次数的状语连用,这时需要用完成时态的被动语态。*The house over there was being built last month.那边的房子上个月正在修建中。*The worker said the house over there had been built for two years.这个工人说那边的房子已经建成两年了。*The watch was being repaired last week.上周这块表正在被维修。*He said the wa

6、tch had been repaired twice.他说这块表已经被修过两次了。3.少数及物动词的过去进行时的被动语态表示按计划、安排将要承受某个动作。*She said a party was being held that night.她说那天晚上要举行一场宴会。【名师点津】过去进行时的被动语态与一般过去时的被动语态过去进行时的被动语态与一般过去时的被动语态在用法上的差别:过去进行时的被动语态形式强调动作发生的过程;一般过去时的被动语态形式强调动作的结果。Several patients were being treated in the local hospital then.(表示

7、被动进行的动作)Several patients were treated in the local hospital then.(表示过去发生过的动作)【巧学助记】过去进行时的被动语态速记口诀过去被动进行时,基本结构要分清。题中be动如何选,主语单复要分清。单数概念用was,复数形式were出征;体现进行锁关键,being必须加其中;过去分词随其后,过去被动进行已确定。【知识延伸】过去进行时的被动语态的注意事项:(1)判断是否用过去进行时的被动语态首先要看语境是不是过去的语境,其次要看主语和谓语动词之间是不是被动关系,最后要看谓语动词的动作是否正在进行。(2)要注意主谓一致。即当主语是单数时

8、用was being done,当主语是复数时用were being done。【即学活用】句型转换(1)At that time the villagers were destroying their forest.At that time _by the villagers.(2)We were preparing the feast when it began to snow outside._when it began to snow outside.(3)We were cleaning the rooms at nine yesterday morning._by us at ni

9、ne yesterday morning.their forest was being destroyedThe feast was being preparedThe rooms were being cleaned【语法主题应用】2020年国庆节期间王维回到阔别十年的家乡,下面是他写的一篇日记。结合本单元语法和文中提示完成语篇。October 1,2020ThursdaySunnyI used to 1._(live)in a small town 2._trees all around.There were no tall buildings and the only street wa

10、s narrow.Just outside the town,there was a river.You could see different kinds of fishes 3._(swim)in the clear water.People here lived a simple life.But great changes 4._(take)place by now.What happened this time last year?livewithswimminghave takenTall buildings,big department stores and factories

11、5._(build)here and there.Different flowers and trees 6._(plant)everywhere.The old and young 7._(take)good care of.A big hospital 8._(decorate)near my village.The rivers and lakes 9._(clean)by some volunteers.People 10._(carry)to and from work or school.My hometown is now more beautiful than ever bef

12、ore.were being builtwere being plantedwere being takenwas being decoratedwere being cleanedwere being carried主题活动话题实践Into a new era.话题词汇1.implement the reform and opening-up policy 实施改革开放政策2.pave the way for China 为中国铺平道路3.have a great influence on Chinese society对中国社会产生很大影响4.break new ground开辟新天地5.

13、in the history of human achievement在人类成就史上6.share the fruits of its success分享它的成功果实7.whats more而且8.the Belt and Road initiative一带一路倡议9.a new dawn for trade and investment贸易和投资的新曙光10.lead into a new era of prosperity引入一个繁荣的新时代.话题情境根据情境和提示完成对话。Tim:Do you know the Chinese 1._(改革开放政策)in the 1980s?Tina:O

14、h,I heard something about it.Whats your opinion?Tim:I think it 2._(对中国社会产生很大影响).Tina:What about 3._(一带一路倡议)then?Tim:It will mean 4._(贸易和投资的新曙光),leading into a new era of prosperity.reform and opening-up policyhas a great influence on Chinese societythe Belt and Road initiativea new dawn for trade an

15、d investmentTina:Yes,and what do you think of its disadvantages?Tim:It does have disadvantages as the good things go.Tina:So we need to do a lot to prevent the bad things coming in.情境句式1.It has undergone rapid development in the last forty years.在过去的四十年里它经历了飞速发展。2.There has been a huge change!有一个巨大的

16、变化!3.In the past people lived a simple life,but now you can see private cars and tall buildings everywhere.在过去人们过着简朴的生活,但现在你可以看到到处都有私家车和高楼大厦。4.It has developed into a big city with modern skyscrapers and a population of more than 10,000,000.它已经发展成为一个拥有一千多万人口和现代摩天大楼林立的大城市。5.The present cannot be comp

17、ared with the past.今非昔比!6.It is a place where you can realize your valuable life.它是一个你能够实现人生价值的地方。.情境交流Mary一直在国外留学,这次回到家乡看到家乡的巨变感到吃惊,下面是Mary与Tom的对话。根据语境和提示完成对话。Tom:You havent gone back home for several years.Anything new?Mary:1._(今非昔比)There has been a huge change!Tom:Almost all the villages in China

18、 2._(经历了飞速发展)these years.What about yours?The present cannot be compared with the past.have undergone rapid developmentMary:My village has also 3._(发展成为)a big town with modern skyscrapers here and there.4._(在过去),my hometown was not very big and people lived a poor life.The houses were old and small.

19、There was rubbish everywhere and it was not very convenient for people to come here.5._(但是现在发生了巨变)in my hometown.Tom:You must have been surprised at the great changes!developed intoIn the pastBut nowgreat changes have taken placeMary:Yes.Our hometown has become more beautiful.And now,thousands of people from all over the world come to visit our hometown every year.I can proudly say that my hometown is 6._(一个能实现我们的梦想的地方).Tom:Thats great!I envy you so much!a place where we can realize our dreams本课结束