优化课堂2012高一英语精品课件：UNIT 5 SECTION Ⅰ WARMING UP .ppt

1、Unit 5 Canada“The True North”Section Warming Up&Reading一、根据课文内容，选择最佳答案1What does“The True North”in the text mean?_AA cross-Canada train.BA very famous place in Canada.CA very delicious food.DAn activity which people love to take part in.A2How did they visit Canada?_AThey traveled there all by aeropl

2、ane.BThey took the train“The True North”across Canada.CThey hired a guide to show their way around.DThey drove their way to visit some of the important citiesin Canada.3What makes Vancouver so special?_AIt is surrounded by mountains on the north and east.BIt is surrounded by the Pacific Ocean on the

3、 south.CIts population is decreasing very rapidly.D People can ski in the Rocky Mountains and sail in theharbour.BD4What do cowboys do in the Calgary Stampede?_AThey compete in riding wild horses.BThey dance with wild animals.CThey come here to show their beauty and win the heart ofgirls.DThey hunt

4、for mountain goats and grizzly bears.5What did they realize two days later?_ACanada are a very beautiful country.BThe people in Canada is very friendly and kind.CCanada is an empty country.DCanada has more fresh water than any other country.ACPlaceInformationVancouverIt is(1)_ by mountains and the P

5、acific Ocean.(2)_ climate makes the trees on its north coastextremely tall,some measuring over 90 meters.The RockyMountainsThey managed to catch sight of some mountain goats,a grizzly bear and an eagle.CalgaryMany cowboys have a gift for(3)_and can win thousands of dollars in prizes.A wheat-growingp

6、rovinceFarms cover thousands of(4)_Thunder BayIt is a busy port city at the top of the Great Lakes in an(5)_ area.Ocean ships can sail up the GreatLakes.二、阅读课文，然后完成下列表格surroundedWetriding horsesacresurban三、课文内容复述Li Daiyu and Liu Qian were on a trip across Canada.Ratherthan take the aeroplane all the

7、 way,they would cross the whole(1)_ of Canada by train after arriving Vancouver by(2)_cross-CanadachattedTheir friend Danny Lin was going to take them and theirbaggage to catch the(3)_ train.On the way to thestation,Danny(4)_ about their trip.He told his friends thatVancouver is Canadas most beautif

8、ul city(5)_(surround)by mountains and the Pacific Ocean and they weregoing to see some great(6)_sceneryaircontinentsurroundedThat afternoon(7)_ the train,the cousins(8)_(settle)down in their seats and looked out of the window.Theymanaged to(9)_ sight of some mountain goats and even an(10)_They went

9、by the city of Calgary and their last stopwas Toronto.aboardsettledcatcheagle四、概括课文大意(约 30 词)提示：两名中国女孩，李黛予和刘倩，乘火车横跨加拿大，在旅行途中她们看到了美丽的风景以及野生动物，也参观了许多有趣的地方，同时了解了加拿大。(two Chinese girls;take a trip;Canada;scenery;wild animal)Two Chinese girls named Li Daiyu and Liu Qian took a trip bytrain across Canada,

10、during which they saw some beautiful sceneryand wild animals,visited many interesting places and got someinformation about Canada.On the way to the station,he chatted about their trip.在去火车站的路上，他聊起了他们的旅程。1chat vi.&n聊天；闲聊典例 They chatted about the film shown last night.他们聊着昨晚上演的电影。I asked him to stop f

11、or a chat.我请他来坐坐，聊聊天。拓展chat with/to sb.about sth.have a chat with sb.aboutsth.与某人聊某事运用 用适当的介词填空She often spends hours on the phone chatting _ herfriends.We had a nice chat _ the stranger.with/towithPeople say it is Canadas most beautiful city,surroundedby mountains and the Pacific Ocean.人们说温哥华是加拿大最美

12、丽的城市，被群山和太平洋环绕。2surround vt.&vi.包围；围绕典例 The police surrounded the house.警察包围了这栋房子。拓展 surround.with.用围绕be surrounded by.被环绕surrounding adj.附近的；周围的n环境；周围的事物(常用于复数)运用 完成句子They have _ the city _(用包围)troops.with_(被包围)the police,the thief hadno choice but to surrender(投降)All of us are amazed by the _(周围的风

13、景)surroundedSurrounded bysurrounding sceneryIt is so wet there that the trees are extremely tall,somemeasuring over 90 metres.那儿的湿度很大，所以树木都长得特别高，有些高达 90 多米。3measure vi.&vt.测量；衡量；判定；长度(或宽度等)为 n计量制；计量单位；措施典例 We measured the distance.我们测量了距离。The government was urged to take measures to combat thespread

14、 of AIDS.人们敦促政府采取措施以防止艾滋病的传播。拓展 measure sth.by.用衡量某物take measures to do sth.采取措施做某事运用 完成句子They _(采取措施)prevent the factoryfrom pouring wastewater into the river.take measures toSuccess isnt _(以衡量)how muchmoney you have.measured byThe tree over there _(高度为 30 米)measures 30 metresThat afternoon aboard

15、the train,the cousins settled downin their seats.那天下午表姐妹俩才登上火车落了座。4aboard prep.&adv.在船、飞机、火车或公共汽车上典例 We traveled aboard the same flight.我们搭乘同一班飞机去旅行。Its time to go aboard.登车/船/机的时间到了。辨析 aboard/abroad/board(1)aboard 可作介词和副词，意为“在船、飞机、火车或公共汽车上”。(2)abroad 可作形容词、名词和副词。作副词时，意为“往国外；在海外”。(3)board 可作名词和动词，作动

16、词时，意为“上船、飞机或火车”。运用 用上面所提供的辨析词的适当形式填空He was the last one to go _ the plane.My brother has never been _ before,so he findsthis trip very exciting.Some officials _ this ship.aboardabroadboarded5settle down 定居；平静下来；专心于典例 She settled down in an armchair to read her book.她舒适地坐在扶手椅上看书。Please settle the chi

17、ldren down.请让孩子们安静下来。You have to settle down to study now.你现在得专心学习。拓展 settle down to sth./doing sth.专心于/安定下来做某事settle(down)in.在定居运用 完成句子Something is disturbing him,so he cant_(专心看书)She wants to buy a house to _(安定下来)settle down to reading the booksettle downEarlier that day,when they crossed the Roc

18、ky Mountains,they managed to catch sight of some mountain goats and even agrizzly bear and an eagle.那天早些时候，当她们穿越落基山脉时，她们总算见到了野山羊，甚至还看到了一只大灰熊和一只鹰。6manage to do 设法做典例 He managed to find out the truth.他设法找出了真相。辨析 manage to do/try to do(1)manage to do 意为“设法做”，多指经过努力或尝试最终获得成功，强调结果，有时可用 succeed in doing 替

19、换。如：I managed to persuade him.I succeeded in persuading him.我设法说服了他。(强调“已经说服了”)(2)try to do 意为“尽力去做”，指用尽一切办法去做某事，但不一定成功，强调过程。如：I tried to persuade him,but failed at last.我尽力去说服他，但最终还是失败了。(强调“用尽办法”，但结果没有成功)运用 完成句子He _(设 法 做)run his business wellalthough he was so young.Teachers _(尽力去)stop students fr

20、omsurfing the Internet,but it worked slightly.tried tomanaged to7catch sight of 看见；瞥见典例 I caught sight of her hurrying away ten minutes ago.10 分钟前，我看见她匆忙走开了。拓展 lose sight of.看不见at the sight of.一看见就in sight 被看到；看得见out of sight 看不见；在视野之外at first sight 乍一看；初看起来运用 用 sight 构成的短语的适当形式填空The girl became fri

21、ghtened _ the snake.She fell in love with him _.at first sightThey felt worried because there was no car _.She watched until the train was soon _.Only a short-sighted man will _ the importanceof education.out of sightlose sight ofShe _ the thief who stole her ring last nightand phoned the police at

22、once.caught sight ofat the sight ofin sightMany of them have a gift for riding wild horses and canwin thousands of dollars in prizes.他们中许多人都有骑野马的才能，能赢得几千美元的奖金。8have a gift for 对有天赋典例 She has a gift for music.她在音乐方面有天赋。拓展 have a gift for(doing)sth.have the gift to do sth.be gifted in(doing)sth.在方面有天赋

23、运用 完成句子Their daughter is very _(在画画方面有天赋)She can pick up a tune instantly on the piano;it is _(天赋)He _(有天赋)learning languages.gifted in drawinga gifthas a gift for/is gifted inAt school,they had learned that most Canadians live within afew hundred kilometres of the USA border.在学校，她们学过：大多数加拿大人居住在靠近美国

24、几百公里以内的边境地带9within prep.在之内典例 They finished the house within half a year.他们在半年之内盖好了一栋房子。辨析 within/in(1)within 指在某段时间、距离或限度之内，含有“不超出”的意味，常和一般将来时、一般现在时或一般过去时连用。(2)in 指“在期间；在之后”，常与一般将来时连用。运用 用上面所提供的辨析词填空Mr Smith lives _ ten miles from us.She will come back _ half an hour.Its the hottest summer _ ten ye

25、ars.withininin10border n.边界；国界；边沿 vt.&vi.与接壤；接近典例 The park lies on the border between the two countries.这座公园坐落在两个国家的边界上。France borders Germany along parts of the Rhine.法国沿莱茵河部分河段与德国接壤。拓展 on the border of 在的边界/边缘上border on/upon 毗邻；接壤运用 完成句子Its the largest city _(在边境上)China _(毗连)the Pacific Ocean.on t

26、he borderborders on/upon本课时单词拓展单词构词法小结westward adv.向西adj.向西的；朝西的 west n西；西方1._ 为副词和形容词 后 缀，表 示“朝向(的)”。如：upward向上(的)。2_常为集合名词后缀，表示总称。如：jewelry 珠宝。3.某些动词加后缀_常构成形容词。如：appetizing 开胃的。scenery n景色；风景scene n情景；景象；场面surround vt.&vi.包围；围绕surrounding adj.周 围的；附近的n环境；周围的事物(常用复数)运用 用所给单词的适当形式填空1Our target is in

27、 the _，so we began our _journey at dawn.(west)2They looked at the _ villages,knowing thatthey were _ by enemies.(surround)3 Chinese ancient scholars advocated enjoying _while traveling.(scene)westwestwardsurroundingsurroundedscenery1Rather than take the aeroplane all the way,they decidedto fly to Va

28、ncouver and then take the train from west to eastacross Canada.她们不想一路乘飞机，而决定先飞到温哥华，再从西海岸乘火车横穿加拿大到达东海岸。点拨rather than 为连词短语，意为“与其；不愿；而不是”，连接两个并列成分，表示在两者之间进行选择，可连接名词、代词、形容词、动词、不定式、动词-ing 形式和介词短语等。如：He is a writer,rather than a teacher.与其说他是教师，不如说他是作家。Ill go for a walk rather than stay at home.我宁愿出去走走也不

29、愿待在家里。She likes dancing rather than singing.她喜欢跳舞，而不喜欢唱歌。拓展prefer to do.rather than do.宁愿做 而不愿做would rather do sth.than do sth.would do sth.rather than do sth.宁愿做而不愿做would rather sb.had done sth.宁愿某人做了某事(其实未做)运用 用所给单词的适当形式填空Rather than _(ride)on a crowded bus,he alwaysprefers _(ride)a bicycle.It is

30、snowing rather than _(rain)outside.I decide to leave rather than _(stay)Id rather you _(not come)yesterday.rideto riderainingto stayhadnt come2It is so wet there that the trees are extremely tall,somemeasuring over 90 metres.那儿的湿度很大，所以树木都长得特别高，有些高达 90 多米。点拨在本句中，some measuring over 90 metres 是独立主格结构。

31、独立主格结构的构成形式为：名词/代词非谓语动词(现在分词/过去分词/不定式)/形容词/副词/介词短语。其中名词/代词与主句主语不一致，其在句中常用逗号与主句隔开，相当于一个状语从句，可表示时间、原因、条件、伴随等。如：We managed to meet the requirement,each man working lateinto night.每个人都工作到深夜，终于达标。The glasses left behind,he cant see the blackboard clearly.因为没戴眼镜，他看不清黑板。He stands there,book in hand.他手拿着书站在那。Computers very small,we can use them widely.电脑虽小，我们却能广泛地利用它们。运用 用所给单词的适当形式填空Weather _(permit),we are going to picnictomorrow.The work _(finish),I rest for a while.permittingfinished