Unit 3 Learning About Language (ppt课件) (2)-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、空白演示单击输入您的封面副标题Learning about Language Match each word with its proper meaning and make a sentence with it.P28 1()1.buffet v.()2.buffet n.()3.edge v.()4.edge n.()5.ban v.()6.ban n.()7.remote adj.()8.remote n.A.the outer limit of an objectB.an official or legal prohibitionC.a meal with several dishes

2、 from which people serve themselvesD.move carefully towards somethingE.far from,not closeF.officially or legally prohibitG.(especially of wind or wave)strike repeatedly with a lot of forceH.(informal)a device for controlling sth.else from a distanceGCDAFBEH1.The tent was buffeted by the wind.2.A col

3、d buffet had been laid out in the dining-room.3.I edged nervously past the dog.4.I sat down at the waters edge.5.Chemical weapons are banned internationally.6.There is to be a total ban on smoking in the office.7.The farmhouse is remote from any other buildings.8.He lost the remote for his TV.转化转化(c

4、onversion)指一个词从一种词类转化为另一种词类而指一个词从一种词类转化为另一种词类而词形不变词形不变。有些单词的有些单词的语音会发生变化语音会发生变化:如：如：buffet v./bft/buffet n./bfe/or/bfe/Work out the meanings of the underlined words in the sentences below and sate whether they are compounds or derivatives.P28 21.I believe that a journalist should be completely objec

5、tive.2.Whenever I sneeze,my English teacher says,“Bless you!”3.We are impressed by the vastness and breathtaking beauty of the oceans.4.He bought a traditional tea set at the airport:a nice teapot and four teacups.5.He ordered the dish labelled“Pumpkin Pie and Ice Cream”.新闻记者新闻记者 D D 客观的客观的 D D 无论何时

6、无论何时 C C 浩瀚浩瀚 D D 惊人的惊人的 C C 传统的传统的 D D 飞机场飞机场 C C 茶壶茶壶 C C 茶杯茶杯 C C 冰淇淋冰淇淋 C C 由两个或者两个以由两个或者两个以上的词合成一个词上的词合成一个词通过通过添加前缀或添加前缀或后缀后缀构成另一个词构成另一个词 Complete the passage below with the correct forms of the words in the box.boundary visible remote vast on the move ban set up The Northeast Tiger and Leopard

7、 National Park was _ in Jilin and Heilongjiang,with _ stretching all the way to the border and joining with Russias wildlife reserves.This _ new park is nearly four times larger than the old wildlife park protecting Siberian tigers in Northeast China.Over the years,increased development in the area

8、affected the tigers habitat,and it was thought that by 1998 there were only six to nine wild Siberian tigers living in the _ region.set upboundariesvastremote However,a _ on development put in place in 2015 resulted in a _ population increase of the species,and now the area is thought to have about

9、35 tigers and 70 leopards.The problem,however,was that the old park was too small to support further population increases.Always _,Siberian tigers and leopards need large areas to hunt for food.This larger park,with a connection to Russias wildlife reserves across the border,should give these specie

10、s the natural space they need to live in.banvisibleon the moveLearning objective:To learn and practice the-ing form used as subject(主语).P29-1 Identify the function of the-ing form in the sentence below.Getting here is quite difficult.Being in such a beautiful and wild place makes me feel blesses to

11、be alive.作主语作主语1.Even though the sun is brightly shining,_(tell)whether it is morning or night is impossible.(教材P26)2._(get)here is quite difficult,so apart from the Sami very few people have ever seen Sarek.(教材P26)tellingGetting3.For hundreds of years,_(look)after reindeer was a way of life for the

12、 Sami.(教材P26)4._(be)in such a beautiful and wild place makes me feel blessed to be alive.(教材P27)Beinglooking1.I wake up to the sound of the wind buffeting the cloth of my tent.(attribute)2.Even though the sun is brightly shining,telling whether it is morning or night is impossible.(subject)3.Checkin

13、g my watch,I see that it is 7:30 a.m.(adverbial)4.Spreading out before me,branches of the Rapa River flow through the valley below.(adverbial)5.Getting here is quite difficult,so apart from the Sami very few people have ever seen Sarek.(subject)6.For hundreds of years,looking after reindeer was a wa

14、y of life for the Sami.(subject)7.But every spring,a small number of Sami still follow their reindeer into the valleys of Sarek,living in tents or old cottages and enjoying their traditions.(adverbials)8.For example,this morning my breakfast is flat bread warmed over a fire,dried reindeer meat,and s

15、ome sweet and sour berries that I found growing near my tent.(complement)9.Being in such a beautiful and wild place makes me feel blessed to be alive.(subject)10.Here I am,alone under this broad sky,breathing the fresh air,and enjoying this great adventure.(adverbials)动词动词-ing-ing形式作主语形式作主语表示经常性或习惯性

16、的动作且常放句首形容词性物主代词+动词-ing名词所有格+动词-ing动词-ing作 主 语动词-ing的复合结构Its a waste time doing sthIts useless/no use/no good doing sthIts no fun doing sthit 作形式主语动词原形+-ing基本构成基本用法动词-ing与动词不定式作主语的区别1.动词动词-ing形式作主语，表示一般或抽象的习惯性行为，形式作主语，表示一般或抽象的习惯性行为，谓语动词用单数谓语动词用单数。eg Reading aloud is very important for us to learn a

17、foreign language.Going to bed early and getting up early is considered to be a good habit.2.有时为了句子平衡，避免头重脚轻,用it作形式主语，而把真正的主语(动词-ing短语)后置。常见的固定句型有：It+be+a waste of time doing 做做是浪费时间的是浪费时间的It is/was no good/use doing 做做是没益是没益/用处的用处的It is/was hardly/scarcely worth doing 做做不值得不值得It is/was worth/worthwh

18、ile doing 做做是值得的是值得的There is no sense in doing 做做没有道理没有道理2.有时为了句子平衡，有时为了句子平衡，避免头重脚轻避免头重脚轻,用用it作形式主语，而把作形式主语，而把真正的主语真正的主语(动词动词-ing短语短语)后置。常见的固后置。常见的固定句型有：定句型有：3.动词动词-ing的复合结构作主语时，通常有两种的复合结构作主语时，通常有两种形式：形式：(1)形容词性物主代词形容词性物主代词+动词动词-ing(2)名词所有格名词所有格+动词动词-ingHis being late again made his teacher very ang

19、ry.他再次迟到让老师很生气。他再次迟到让老师很生气。Mikes returning to work is a great help to his family.麦克回来麦克回来工作对他全家来说都是一大帮助。工作对他全家来说都是一大帮助。4.动词动词-ing与动词不定式作主语的区别：与动词不定式作主语的区别：动词动词-ing作主语，常常表示抽象的习惯性或经常性的动作。作主语，常常表示抽象的习惯性或经常性的动作。而不定式一般表示一次性、具体性的行为。而不定式一般表示一次性、具体性的行为。Delivering newspapers is his job.送报纸是他的工作。送报纸是他的工作。To d

20、eliver newspapers is his job today.送报纸是他今天的工作。送报纸是他今天的工作。P29-2 Rewrite each of the following sentences using the-ing form as the subject.EXAMPLEIt is challenging yet really fascinating to hike through the mountains in the pathless Sarek.Hiking through the mountains in the pathless Sarek is challengi

21、ng yet really fascinating.1 It is both challenging and rewarding to study abroad.2 It would hardly be possible to go on a hiking tour in Sarek in winter due to the extreme cold.Studying abroad is both challenging and rewarding.Going on a hiking tour in Sarek in winter would hardly be possible due to

22、 the extreme cold.3 Honestly,it can be both exciting and terrifying to explore a vast unknown land.4 It is good to adopt a positive attitude,even when things are difficult.Honestly,exploring a vast unknown land can be both exciting and terrifying.Adopting a positive attitude is good,even when things

23、 are difficult.5 It is strongly advised to hire local guides,because they can offer accurate knowledge of Sarek culture and history.Hiring local guides is strongly advised because they can offer accurate knowledge of Sarek culture and history.3.Fill in the blanks using the-ing form of a verb from th

24、e box and state its function.One word will be used twice.Xixi National Wetland Park,10 square kilometers in western Hangzhou,is the first national wetland park in China.city life,nature,and wetlands makes the park a popular destination both for tourists and local residents.At Xixi,a boat tour,coveri

25、ngCombiningcombine cover grow take limit walk experience taking along paths,and local customs and traditions of the villages in this park are at the top of the list of peoples favourite activities.With trees,bushes,and colourful flowers along the riversides,the park shows different sides of beauty i

26、n different seasons.In order to better develop as well as preserve this place,human impact on Xixi Wetland was considered by the experiencinggrowinglimitingcombine cover grow take limit walk experiencewalkingpark designers.All the new buildings were designed in a traditional way to fit into the natural environment.This green,watery world is home to many birds and fishes.With trees in the shallows,the wetland is a natural system for providing clean water and producing oxygen,which makes it the“green lungs of Hangzhou”.growingcombine cover grow take limit walk experience