高中新教材人教版英语课件 选择性必修第四册 UNIT 3 SEA EXPLORATION SECTION Ⅰ　READING AND THINKING.ppt

1、内 容 索 引晨读晚诵走进新课 一起读文阅读鉴赏 一起思考随堂练习晨读晚诵导语:陆地上有很多美丽的景物让人目不暇接!你知道吗?神秘的海底同样是一个美丽的世界。下面就让我们去看一看吧!The undersea world is very beautiful.Now more and more people want to dive in the water to find the secrets there.Scuba diving1 is a extremely popular sport today.It can take you into a wonderful and awesome2

2、undersea world.You will find many strange animals in the sea.Sometimes you will be scared3 to death!Some are as large as a school bus.Many sea animals give out light in the dark and some have sharp teeth.During the day,there is enough light.Here,under the sea,everything is blue and green.When fishes

3、 swim nearby,you can catch them with your hands.If you have bottles of air on your back,you can stay in deep water for a long time.However,you cant dive too deep,and you must be very careful when you dive in deep water.The deep sea is not an easy place to live in.Its cold,and its dark,too.The deeper

4、 it is,the less sunlight there is.At about 3,000 feet,there is no light at all.It is very dark in the sea.Many fishes have no eyes.Some have big eyes.A few have eyes on one side.Apart from4 the cold and the darkness,deep-sea animals face a third dangerother animals.Animals eat!They must find food to

5、 eat.Many animals eat plants.However,some animals eat meat.This means these sea animals have two big jobs.They need to find animals as food,and they have to try not to become other fierce5 animals meal.译文:海底世界是非常美丽的。现在越来越多的人想要潜水去发现那里的秘密。现在戴水肺潜水是一项非常受欢迎的运动。它能带你进入一个美妙又神奇的海底世界。你会在海里发现很多陌生的动物。有时候你可能会吓死!

6、有些和一辆校车一样大。很多海洋动物在黑暗中发光,有些(动物)有锋利的牙齿。在白天,有足够的光线。在这里,在海底,一切都是蓝色和绿色的。当鱼在附近游泳时,你能用手抓住它们。如果你的背上带着氧气瓶,你可以在深水中待上很长一段时间。然而,你不可以潜水到太深的地方,并且在深水中潜水时你必须要非常小心。深海不是容易居住的地方。它很冷,也很黑。越深的地方,太阳光就越少。在大约3,000英尺的地方,根本没有光。海里是非常黑暗的。很多鱼没有眼睛。有些(鱼儿)眼睛很大。有的是在一侧长着眼睛。除了寒冷和黑暗,深海动物还面临着第三个危险其他动物。动物要吃东西!它们必须找到东西吃。很多动物吃植物。然而,一些动物吃肉。

7、这就意味着这些海洋动物有两大工作。它们需要找到动物作为食物,它们还得尽量不成为别的凶猛动物的食物。【词海拾贝】1.scuba driving 戴水肺潜水2.awesome/sm/adj.令人惊叹的;很好的3.scared/sked/adj.害怕;恐惧4.apart from 除了还有5.fierce/fIs/adj.凶猛的【理解诱思】We can infer from the passage that.A.the undersea world is wonderful and an easy place to live inB.the animals in the undersea world

8、 are very friendlyC.all the animals in the undersea world feed on plantsD.the undersea world is beautiful but a hard place to live in答案:D走进新课 一起读文词汇新知一、单词英汉互译1./mtnt/n.商人;批发商 adj.海上货运的2./Ikstend/vt.扩展;使伸长;延长3./nIieIt/vt.商定;达成(协议)vi.谈判;磋商;协商4./flit/n.舰队;机群;车队5./bIhld/vt.看;看见merchantextendnegotiatefle

9、etbehold6.league/li/n.7.royal/rIl/adj.8.withdraw/wIdr/vi.&vt.9.channel/tnl/n.10.bond/bnd/n.vt.&vi.等级;水平;联合会;联赛皇家的;王室的;高贵的 (使)撤回;撤离 航道;海峡;频道 纽带;关系 增强信任关系;使牢固结合二、短语英汉互译1.set sail 2.in a league of ones own 3.withdraw from 4.在手头;可供使用5.到达;走到6.在的掌管下7.作为对的回报起航;开航 独领风骚退出;撤回 in handreach outunder the command

10、 ofin return for8.for the benefit of 9.point of view 10.drive sb to do sth 为了的利益 观点 促使某人做某事阅读理解一、阅读课文“REACHING OUT ACROSS THE SEA”,判断正(T)误(F)1.Marco Polos stories inspired European explorers to search for sea routes from east to west.()2.Columbus was the first to set sail from east to west.()3.It wa

11、s after 1433 that China withdrew from further expeditions.()FFT二、阅读课文“REACHING OUT ACROSS THE SEA”,选择正确答案1.The two famous people mentioned in the first paragraph are.A.Columbus and Zheng HeB.Marco Polo and Du HuanC.Columbus and Du HuanD.Marco Polo and Columbus答案:D2.Which of the following statements

12、is NOT true?A.In ancient times,silk was transported from India to China and other countries.B.In ancient times,merchants from China began to negotiate trade deals with foreigners.C.The 21st Century Maritime Silk Road is part of the Belt and Road Initiative.D.In recent years,China and other nations h

13、ave been on several expeditions to explore the Arctic.答案:A3.We can learn from the third paragraph that.A.Zheng He led seven large fleets to the west coast of AfricaB.African royal families sent gifts such as gold and silkC.these land and sea routes were out of use after 1433D.the seven large fleets

14、were in the charge of Zheng He答案:D4.The Belt and Road Initiative is intended to.A.revisit the ancient sea routes travelled by Zheng HeB.explore the ArcticC.encourage cooperation and trade across the historic Silk Road areas,and strengthen the bonds between China and the rest of the worldD.join more

15、friends across the sea答案:C三、仔细阅读课文“REACHING OUT ACROSS THE SEA”,并根据课文内容将短文补充完整Trade and curiosity have often formed the foundation of mankinds greatest achievements.There are many great explorers in history,among 1.were Marco Polo and Columbus.In ancient times,silk from China found its way overland

16、to India and other countries,along 2.became known as the Silk Road.Merchants from China and many other places met 3.(negotiate)trade deals,which also led to more 4.(aware)of each others cultures.Later,the Ming Dynasty further developed relations with these regions.Between 1405 and 1433,seven large f

17、leets underwhomwhatto mand of Zheng He set sail from the South China Sea to the east coast of Africa.6.(reach)out across the sea remains a strong desire today.The Belt and Road Initiative aims 7.(encourage)cooperation and trade across the historic Silk Road areas and 8.(strength)the bonds between Ch

18、ina and the rest of the world.In recent years,China 9.(join)other nations on several expeditions to explore the Arctic.With the 10.(late)technology in hand,the need to trade and the desire to enhance relationships will drive China to reach out across the sea far into the future.theTo reachto encoura

19、gestrengthenhas joinedlatest阅读鉴赏 一起思考阅读鉴赏一起思考1.A trading route across the sea was also extended along the coasts of theIndian Ocean,centred around Ceylon(now Sri Lanka).(Page 26)以锡兰(今斯里兰卡)为中心的一条横跨海洋的贸易路线沿印度洋海岸延伸。extend vt.扩展;使伸长;延长vi.延续Their stay extends to the New Year.他们要一直待到新年。The company extende

20、d its services to Hong Kong.该公司将其业务拓展到了香港。【合作探究】读一读细观察阅读下列句子,写出句中黑体词的词性和含义The extension of the garden will take several weeks.词性 名词含义 扩展The pub had an extension on New Years Eve.词性 名词含义 延长期想一想善辨析extend 指在一个方向上的延伸、加长。expand 指范围、体积的扩大、膨胀。【即学即用】单句语法填空It is an(extend)of new technology into developing co

21、untries.翻译句子The show has been extended for another six weeks.There are plans to extend the no-smoking area.extension答案:展览会又延长了六周。答案:现在已经有扩大无烟区的计划。选词填空(extend/expand)The government decided to the railway.As we all know,iron when it is heated.extendexpands2.Here,merchants from China and many other pla

22、ces met to negotiatetrade deals,which also led to more awareness of each otherscultures.(Page 26)在这里,来自中国和其他许多地方的商人汇聚一起,洽谈贸易协议,这也增进了对彼此文化的认识。negotiate vt.商定;达成(协议)vi.谈判;磋商;协商We have been negotiating for more pay.我们一直在为增加工资进行协商。To our excitement,both sides finally negotiated a deal.让我们兴奋的是,双方最终达成了协议。

23、【合作探究】读一读细观察阅读下列句子,写出句中黑体词的词性、词组和含义They began another round of negotiations today.词性 名词含义 谈判A contract is prepared in negotiation with our clients.词组 in negotiation with含义 与协商The issue is still under negotiation.词组 under negotiation含义 在商讨之中The union said that everything was open to negotiation.词组 op

24、en to negotiation含义 可以协商的记一记长知识negotiate vt.商定;达成(协议)vi.谈判;磋商;协商negotiation n.谈判in negotiation with 与协商under negotiation 在商讨之中open to negotiation 可以协商的【即学即用】单句语法填空The price is generally open to(negotiate).They stayed in that city,(negotiate)with some merchants.完成句子该航空公司正在和工会商议一份新的合同。The airline is.该

25、工资协议的条款还在商讨之中。The terms of the wage settlement are still.negotiationnegotiatingnegotiating a new contract with the unionunder negotiation3.Over the centuries,further trading allowed more exploration of theregions to the west of China,as recorded in Du Huans Record of MyTravels in the eighth century.

26、(Page 26)几个世纪间,随着贸易的发展,对中国以西地区的探索增多了,这些在八世纪杜环所著的经行记一书中有所记载。剖析 句中的as recorded in Du Huans Record of My Travels in the eighth century是状语从句的省略结构,完整的句子为:as it was recorded in Du Huans Record of My Travels in the eighth century。在主从复合句中,当主句的主语和从句的主语一致,且从句中含有be动词的某种形式时,可以将从句的主语和be动词一起省略。如果从句的主语是it,且从句中含有be

27、动词的某种形式,可以将it和be动词一起省略。We read some English while waiting at the station.我们在车站等候时,读了点英语。When asked about the accident,the young manager kept silent.当被问及那起事故时,这位年轻的经理保持了沉默。【合作探究】读一读细观察阅读下列句子,写出句子的汉语意思,体会状语从句的省略The project is hard to stop once begun.这个项目一旦开始,就很难停下来了。I wont go to attend her party even

28、if invited.即使被邀请,我也不会去参加她的聚会。If possible,I will go to see my teacher while in Beijing.如果可能,在北京期间我要去看看我的老师。【即学即用】单句语法填空I wont tell you the secret even if(dismiss).She said that she wouldnt leave unless(give)the money.句型转换While she was looking through the paper,she found an interesting sentence.When h

29、e was blamed by his father,he told his father the secret.dismissedgiven答案:While looking through the paper,she found an interesting sentence.答案:When blamed by his father,he told his father the secret.4.Under the command of Zheng He,they set sail from the South ChinaSea across the Indian Ocean to the

30、mouth of the Red Sea,and then to theeast coast of Africa.(Page 26)在郑和的指挥下,船队从南中国海起航,穿越印度洋,直抵红海口,然后前往非洲东海岸。(1)under the command of 在的掌管下About 300 soldiers are under the command of the officer.这个军官掌管着大约300个士兵。【合作探究】读一读细观察阅读下列句子,写出句中的黑体词组和含义I had a good command of English,so I was hired.词组 have a good

31、command of含义 精通The fire officer took command,ordering everyone to leave.词组 take command含义 指挥The captain commanded his soldiers to fire.词组 command sb to do sth含义 命令某人做某事He commanded that everyone(should)cross the river.句式 command that.(should)do.含义 命令说一说勤归纳(2)set sail起航;开航The new ship set sail on a c

32、old morning.这艘新船在一个寒冷的早上起航了。【合作探究】读一读细观察阅读下列句子,写出句中的黑体词组和含义The young man dreams of setting up a company of his own some day.词组 set up含义 建立I set about researching the habits of people living there.词组 set about doing含义 开始做 Set aside some time each day to write,even if it is only five minutes.词组 set as

33、ide含义 留出Youd better try to set down what the teacher says.词组 set down含义 记下We ought to set off at 7:00,while the roads are empty.词组 set off含义 出发We set out to paint the whole house this morning.词组 set out to do.含义 开始做 说一说勤归纳【即学即用】单句语法填空The moment she arrived home,she set about(clean)the room.When will

34、 you set out(make)a clear plan for the project?The captain commanded them(get)off the ship.cleaningto maketo get完成句子在一个寒冷的早上,这艘船起航前往上海。The ship on a cold morning.他很有计划,每个月都为孩子的教育存一些钱。He is organised and he for his children each month.现在这支军队在一位老将军的掌管之下。The army is an old general at the moment.幸运的是,这个

35、女孩精通英语。Luckily,the girl.set sail and headed for Shanghaisets aside some moneyunder the command ofhas a good command of English句型转换The officer commanded all the people to leave the building.The officer commanded that all the people.should leave the building5.Although China withdrew from further exped

36、itions after 1433,theseland and sea routes remained active channels between other cultures forcenturies.(Page 26)尽管1433年后中国停止了进一步的探索,但在随后的几个世纪,这些陆地和海洋路线仍是与其他文化之间的活跃通道。withdraw vi.&vt.(使)撤回;撤离I made the choice to withdraw from college to care for my grandma.我选择了退学来照顾我的奶奶。The minister withdrew his rem

37、arks later.后来部长收回了自己的言论。【合作探究】读一读细观察阅读下面句子,写出句中黑体词的词性和含义I wanted to withdraw$4,000 from my bank account.词性 动词含义 提,取(银行账户中的款等)【即学即用】单句语法填空It is reported that both powers(withdraw)their forces from the region already.She used the money(withdraw)from the bank to buy a new coat.have withdrawnwithdrawn翻译

38、句子Government troops were forced to withdraw.The newspaper withdrew the article yesterday.答案:政府部队被迫撤走了。答案:这家报纸昨天撤回了那篇文章。6.To reach out across the sea remains a strong desire today.(Page 26)今天,跨越海洋依旧是人们强烈的渴望。reach out 到达;抵达When he was young,he was eager to reach out across the sea.他年轻时就非常渴望去探索大海。【合作探究

39、】读一读细观察阅读下列句子,写出句中的黑体词组和含义The organisation needs to find new ways of reaching out to young people.词组 reach out to sb含义 向某人提供帮助The shelf is so high that it is well out of/beyond my reach.词组 out of/beyond ones reach含义 某人够不到The new mobile phone is priced well within my reach.词组 within ones reach含义 某人能承

40、受/够得到说一说勤归纳reach out 到达;抵达reach out to sb 向某人提供帮助out of/beyond ones reach 某人够不到within ones reach 某人能承受/够得到【即学即用】单句语法填空Mercy is reaching to those who have nothing to give back to you.The new car is nice,but the price is my reach.翻译句子Such matters are beyond the reach of the law.You can take a book tha

41、t is within your reach.outbeyond答案:这样的事情不受法律的管辖。答案:你可以拿一本够得着的书。7.Hundreds of years on,and with the latest technology in hand,the needto trade and the desire to enhance relationships will drive China to reachout across the sea far into the future.(Page 27)数百年过去了,由于拥有了最新技术,在贸易的必要性和增进关系的愿望的驱动下,中国将跨海越洋,

42、迈向未来。in hand 在手头;可供使用With so much information in hand,the man is confident about his success.手头有那么多信息,这个人对成功很有把握。【合作探究】读一读细观察阅读下列句子,写出句中的黑体词组和含义On the one hand,computers improve the working efficiency,but on theother hand,they also bring about some new problems.词组 on the one hand.,on the other hand.

43、含义 一方面,另一方面Youd better keep a dictionary close at hand.词组 at hand含义 在手边;即将到来As the saying goes,success and failure always go hand in hand.词组 hand in hand含义 手拉手;密切关联The matter is in the hands of the police.词组 in the hands of含义 受某人照料;受某人控制Several former teachers were on hand to tell stories about the

44、old days.词组 on hand含义 在手边;现有(尤指帮助);在场说一说勤归纳【即学即用】单句语法填空Poverty and poor health often go hand hand.That matter is now the hands of a famous lawyer.Fortunately,help was hand,and finally he was saved.inatin翻译句子On the other hand,I dont want to give up my job.Generally speaking,poverty and illness will g

45、o hand in hand.答案:另一方面,我不想放弃我的工作。答案:一般来说,贫穷和疾病总是分不开的。随堂练习一、单词拼写1.Most of the students were inspired by the heros(故事).答案:tales2.When they were trying to cross the(海峡),they were arrested.答案:channel3.The old man used to be a successful(商人)in Shanghai.答案:merchant4.The government planned to(延长)the old ro

46、ad the next year.答案:extend5.The two sides have yet to show their willingness to(谈判).答案:negotiate6.They(看见)a bright star shining in the sky.答案:beheld7.I will never forget the day when I joined the(联合会).答案:league8.She(撤回)the photos from her blog.答案:withdrew二、用所给短语的适当形式填空point of view,reach out,in hand

47、,in return for,under the command of,for the benefit of1.Dont worryall the arrangements are.答案:in hand2.The old man for the balloon,but failed.答案:reached out3.It is said that the army is a new officer.答案:under the command of4.Ill do something for him his timely help.答案:in return for5.All donations are used disabled children.答案:for the benefit of6.No one seemed to want to listen to my.答案:point of view