2021-2022年新教材高中英语 Unit 2 Wildlife Protection Period 3课件 新人教版必修第二册.ppt

1、Unit 2Wildlife ProtectionPeriod 3Discovering Useful Structures语法精析课 现在进行时的被动语态语法精讲透析【体验悟】1.African elephants are being hunted.2.Is this issue being paid attention to by the government now?3.What measures are being taken to help them?【生产得】1.“be being+过去分词”是现在进行时的被动语态,它表示说话人说话时或现阶段某事_。2.“be being done

2、”中的动词_应随主语作相应的变化。注意:现在进行时的被动语态中不能漏掉“being”。正在被做be【研学析】1.现在进行时的被动语态的主要形式:肯定式;否定式;疑问式。它们的具体构成如下:肯定式主语+am/is/are+being done否定式am/is/are+not+being done一般疑问式Am/Is/Are+主语+being done特殊疑问式特殊疑问词+am/is/are+主语+being doneIt said,“Were being killed for the wool beneath our stomachs.”它说:“为了取得我们肚皮底下的羊毛,我们正在被屠杀。”Th

3、e tiger is not being set free at present.老虎目前还没有被释放。Are Milu deer being sent to China from Britain?麋鹿是从英国被送到中国的吗?What is being done for the Milu deer?(人们)为麋鹿做了什么?【内化用】句型转换。They are studying the life of the panda at present.What _at present by them?This city is being attacked at the moment._ this cit

4、y _at the moment?The patient is being operated on by the doctors inside now.(变否定句)The patient _by the doctors inside now.is being studiedIsbeing attackedis not being operated on2.现在进行时的被动语态的基本用法(1)表示现在正在进行或发生的被动动作,常与now,right now,at present,at the moment等时间状语连用。(2)表示现阶段或目前这段时间正在进行的被动动作,但这一被动动作在此时此刻不

5、一定正在发生。(3)表示一种经常性或习惯性的被动行为,常与always,often等词连用,往往带有赞扬、责备、厌烦或埋怨等感情色彩。Look!The children are being taken care of by their aunt.看!孩子们正由他们的姑妈照顾着。They are being taught English at present.他们目前正在接受英语教学。A new factory is being built.一座新工厂正在被建设中。Tom is always being praised by the teacher.汤姆总是受到老师的表扬。【内化用】语法填空。A

6、 lot of wild animals _(kill)by hunters in Africa today.The new building which _(正在被建的)is a teaching building.Look!The foreign guests _(正在被带领参观)the factory by Mr Zhang.How many bridges _(正在被修建)in the village now?are being killedis being builtare being shown aroundare being built3.现在进行时的被动语态的特殊用法(1)“b

7、e+under/in/on+n.”结构可表示现在进行时的被动含义。(2)少数及物动词的进行时的被动语态表示某物按计划、安排将要承受某个动作。(3)含情态动词的现在进行时的被动语态表示对现在正在发生的被动行为的推测。The problem is under discussion now.=The problem is being discussed now.现在正在讨论这个问题。Some rock music is being played by them next.接下来他们会演奏一些摇滚乐。John is not here.He must be being interviewed.约翰不在这

8、儿,他一定是在接受采访。【内化用】同义替换。Many new cars are on show.=Many new cars _.补全句子。He is ill.He may _(正在接受检查)by the doctor.一句多译。今晚将要举办一场英语晚会。_ _ _are being showedbe being examinedAn English evening party is being held tonight.An English evening party will be held tonight.An English evening party is going to be h

9、eld tonight.补全句子1.My washing machine _(正在被修理)this week,so I have to wash my clothes by hand.2.They are living with their parents for their own house _(正在被粉刷)at the moment.3.The new drug _(正在被测试)on animals,it will be a few months before it comes onto the market.4.The causes of cancer _(正在被揭开).However

10、,we havent found a practical way to prevent it.课时素养达标is being repairedis being paintedis being testedare being uncovered.用现在进行时的被动语态完成下面的语段Ladies and gentlemen,welcome to our New City.Look!Many a building 1._(正在被建造)now in the centre of the city.More than one subway 2._also _(construct).Its said that

11、 at least a new stadium and a new swimming pool 3._(design)by the City Construction Company.Well,as you can see,the trees and flowers 4._(正在被栽种)on each side of the roads.5._(这座城市被规划)to be developed into a big city?The answer is yes.Imagine that you 6._(被带领着参观)the city again in the future.Arent you happy with that?Lets just wait and see!is being builtisbeing constructedare being designedare beingplantedIs the city being plannedare being shown around Wonders are being done every day.I am convinced that you will see a more fantastic New City in the future.