Unit 4 Discover Useful Structures （ppt课件） (2)-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

1、人教版（2019）Unit 4 JOURNEY ACROSS A VAST LAND英语 选择性必修二Discovering Useful StructuresWarming up01Discovering the rules02Studying the rules03Applying the rules04阅读下列句子，认真感悟加阅读下列句子，认真感悟加颜色颜色部分，并完成方框下的小题部分，并完成方框下的小题1.The next day was clear and mild，and they were pleased to see the beautiful mountains lookin

2、g out over the city.2.Seen from the train window，the mountains and forests of Canada looked massive.3.However，they did not anticipate seeing such an open country，and were truly amazed.Warming upWarming up014.For both of them，the thought of crossing the whole country by rail was exciting.5.Before sta

3、rting out，they spent a couple of days in Vancouver，seeing the sights.1.句句1和句和句3中，加颜色词都是形容词化的过去分词，在句中作中，加颜色词都是形容词化的过去分词，在句中作 ，表示主语的性质或所处的状态。，表示主语的性质或所处的状态。2.句句2中的过去分词短语在句中作中的过去分词短语在句中作 。作状语用的过去分词。作状语用的过去分词(短语短语)和句子的主语之间有逻辑上的动宾关系，或称为和句子的主语之间有逻辑上的动宾关系，或称为 关系。关系。3.句句4中的加颜色词是中的加颜色词是-ing形式作形式作 。4.句句5中的加颜色

4、部分是中的加颜色部分是-ing短语作短语作 。表语表语状语状语被动被动表语表语状语状语Warming upWarming up01Fill in each blank with the correct form of a verb from the box.1.The girls were _ to see such an open country.The farms covered a very large area,which was _.2.Going into the wilderness alone can be _.Do you feel _ when going into the

5、 wilderness alone?3._from the top of the mountain,the scenery was really fascinating._the scenery from the top of the mountain,I was fascinated by the autumn colours.4 _ eastwards,you will pass the Canadian Rockies.Finally,the company _ by its new managerstarted to make a profit.see frighten head am

6、azeamazedamazingfrighteningfrightenedSeenSeeingheadedHeadingDiscovering the rulesDiscovering the rules02Summary WordsMeaningFunctionamazed/frightenedsb作表语amazing/frighteningsth作表语seen/headed被看/被率领做状语，和逻辑主语是被动关系seeing/heading看风景/前进做状语，和逻辑主语是主动关系Discovering the rulesDiscovering the rules021.We became

7、_when thinking about those beautiful locations in Finland.We expected to experience a lot of _things there.2.We went to bed as soon as we arrived at the hotel because we were so _.The eight-hour train ride was quite _.3.I was not _with the hotel.It was not as clean as I had expected.But we had a mea

8、l at the hotePs restaurant,so I felt a bit better later on.4.It was raining hard the next day,so we just stayed in the hotel and watched TV.Sadly,the TV programmes that day were really_.As we had nothing else to do,we felt pretty_.Do exercises 2 and then correct answers.bore excite tire satisfyexcit

9、edexcitingtiredtiringsatisfiedsatisfyingboringboredDiscovering the rulesDiscovering the rules02Summary类别用法现在分词表特征，意为“令人的”过去分词表心理状态，意为“(人)感到的”-ed/-ing 用在系动词后作表语Discovering the rulesDiscovering the rules02过去分词可放在连系动词be，get，feel，remain，seem，look，become等之后作表语，表示主语人所处的状态。He looked worried after reading t

10、he report.现在分词可放在连系动词be，get，feel，remain，seem，look，become等之后作表语，表示主语物所处的状态。The news is exciting.-ed/-ing 用在系动词后作表语区别Studying the rulesStudying the rules03过去分词作表语时，强调主语所处的状态；而动词的被动语态表示主语是动作的承受者，强调动作。The vase is broken.花瓶碎了。(系表结构)The vase was broken by Jack.花瓶是杰克打碎的。(被动语态)过去分词作表语时与被动语态的区别Studying the r

11、ulesStudying the rules03过去分词作状语，可以表示时间、让步、条件、原因、方式和结果，相当于一个状语从句。其逻辑主语为主句的主语，逻辑主语为主句的主语，且与主句主语构成逻辑上的动宾关系且与主句主语构成逻辑上的动宾关系。句法功能例句时间状语When(one is)offered help,one often says“Thank you”or“Its kind of you”过去分词作状语原因状语Having been separated from his mother for years,he didnt remember her appearance clearly.S

12、tudying the rulesStudying the rules03条件状语Generally speaking,if taken according to the instructions,the drug has no side effects.让步状语Having been told many times,he still repeated the same mistake.伴随状语The teacher came into the lab,followed by some students.Studying the rulesStudying the rules03过去分词与现在

13、分词作状语的区别现在分词作状语时，现在分词的动作是句子主语发出的，它们之间是主动关系。Not knowing what to do,he went to his tutor for help.过去分词作状语时，过去分词表示的动作是句子主语承受的动作，它们之间是被动关系。Given more attention,the cabbages could have grown better.Studying the rulesStudying the rules03有些过去分词及短语因来源于系表结构，作状语时不强调被动而重在描述主语的状态。如：lost(迷路)；seated(坐)；hidden(躲)；

14、lost/absorbed in(沉溺于)；dressed in(穿着)；tired of(厌烦)。Lost in thought,he didnt hear the bell.Dressed in a new dress,she looks very beautiful.Studying the rulesStudying the rules031.If _(ask)to look after luggage for someone else,inform the police at once.2.The disease,if _(treat)timely,can be cured.3._(

15、compare)with the traditional trade mode,they dont have to spend money in renting a house.However,there are still some disadvantages on online shopping.4.“Would you like me to wrap it for you？”she asked,_(smile)again.5._(lose)in thought,I didnt notice what was happening outside.6._(date)back to the M

16、ing Dynasty,the teapot is priceless.ExercisesaskedtreatedComparedsmilingLostDatingStudying the rulesStudying the rules03Rewrite the sentences.1.Butchart Gardens was transformed from a quarry.It has now become a famous destination for travellers.2If you compare Quebec City with other cities in Canada

17、,it seems more like a charming European village.Rewriting1.Transformed from a quarry,Butchart Gardens has now become a famous destination for travellers.2.Compared with other cities in Canada,Quebec City seems more like a charming European village.Studying the rulesStudying the rules033.They did not

18、 know where to start their sightseeing in Luoyang,so they went to the Tourist Information Centre.4.When they heard that the Sea-to-Sky Highway was Canadas most scenic drive,they made West Vancouver their first destination.3.Not knowing where to start their sightseeing in Luoyang,they went to the Tou

19、rist Information Centre.4.Hearing that the Sea-to-Sky Highway was Canadas most scenic drive,they made West Vancouver their first destination.Studying the rulesStudying the rules03.完成句子完成句子1._ ，I am writing to inform you of the arrangement of our next lesson.得知你在汉语学习方面取得了一些进步，我很高兴。我写信告诉得知你在汉语学习方面取得了一

20、些进步，我很高兴。我写信告诉你我们下节课的安排。你我们下节课的安排。2.Tom was a little nervous，and couldnt help trembling.汤姆感到有些紧张，他低下头，身体不禁有些发抖。汤姆感到有些紧张，他低下头，身体不禁有些发抖。Delighted to learn that you have made some progress in Chinese learninglowering his headApplying the rulesApplying the rules043.Jack stood silently，weighing what to s

21、ay.杰克默默地站着，悲痛和愤怒扯着他的心，他掂量着该谈些什么杰克默默地站着，悲痛和愤怒扯着他的心，他掂量着该谈些什么。4.on behalf of my school.我很荣幸代表我校在此演讲。我很荣幸代表我校在此演讲。5.The fruit-picking activity is .这次水果采摘活动既有意义又有趣。这次水果采摘活动既有意义又有趣。torn by sorrow and angerI am greatly honored to deliver a speech heremeaningful and interestingApplying the rulesApplying th

22、e rules04.语法填空语法填空阅读下列短文，并用括号内所给词的适当形式填空。阅读下列短文，并用括号内所给词的适当形式填空。6.(absorb)in Scared Step by Step(步步惊心步步惊心)，the most 7.(move)serial(连续剧连续剧)recently，many people，including some elderly people，watched it late into the night.In the serial，a maiden(少女少女)named Ruoxi went back to the Qing Dynasty,8.(involve

23、)in a fierce fight of Kangxis nine princes(九个皇子九个皇子)for the throne(皇位皇位).Ruoxi 9.(move)by the eighth princes warmth and concern and fell in love with him.Absorbedmovinginvolvedwas movedApplying the rulesApplying the rules04However，after 10.(experience)many things，Ruoxi found that her true love was t

24、he fourth prince(later was Emperor Yongzheng).11.(punish)for refusing the Emperors order to marry the 13th prince，Ruoxi was sent to do hard work in the palace for ten years,12.(wash)thousands of clothes every day.13.(realize)Ruoxis love for him，Emperor Yongzheng swore that he would love Ruoxi forever.However，Ruoxi died several years later,14.(make)Yongzheng very sad.experiencingPunishedwashingRealizingmakingApplying the rulesApplying the rules04