1、Unit 3Sea Exploration无法抗拒之“暖”与海洋酸化相比，日益上升的气温是对珊瑚更为直接的威胁。珊瑚，尤其是热带珊瑚，适应气候的能力较弱，极易受到海水表面高温的伤害。当海水温度升高时，与珊瑚共生的藻类就会大量离开，成片的彩色珊瑚因此会变得像骨头一样惨白，而后很快死去，这种现象被称为珊瑚白化或“白色瘟疫”。Coral Reefs: the First Indicator of Climate ChangeHere in the northern Red Sea in the Bay of Aqaba, Israeli scientists have discovered some
2、thing extraordinary. Despite higher water temperatures, these corals are healthy and even thriving. We found that corals are not bleaching. Weve never witnessed any bleaching event which is so common elsewhere. To find out why, small corals were subjected to bleaching conditions in the laboratory. T
3、heir ruddy colour is a sign of good health. Bleaching conditions are usually considered as 1 to 2 degrees above the summer maximum and there was no bleaching. We elevated the temperature furthermore and only at 5 and 6 degrees above some maximum, they showed signs of stress and bleaching.But how can
4、 the corals here withstand such high temperatures when mass coral bleaching is occurring elsewhere? The answer may be found 18,000 years ago when the Red Sea was much hotter. In order to survive conditions, very hot conditions in the southern Red Sea, they had to be or undergo selection towards ther
5、mally resilient (适应力强的) corals. Those that suffer from the hot, the very hot conditions down there didnt survive, and so corals that we see here nowadays are the ones that are descendants of the ones that survived. The study also indicates that future generations of coral in the Bay of Aqaba will al
6、so be immune to bleaching. And while were aware that temperatures are rising in the Gulf of Aqaba, perhaps at a faster rate than the global average, still we have about a hundred years before these corals will experience bleaching conditions or cross the bleaching threshold. Coral reefs are often th
7、e first indicator of climate change. Their loss would raise the risk of extinction of thousands of fish species and other marine life.【注】bleach vt.(使)变白；漂白；晒白；褪色be subjected to经受；承受；遭受；经历ruddy adj.红的；红润的withstand vt.承受；经受住be immune to对有免疫力；不受的影响threshold n阈值；临界值Section Reading, Listening and Thinkin
8、g.核心词汇1_ n. 故事；叙述2_ n. 等级；水平；联合会；联赛3_ vi. & vt. (使)撤回；撤离4_ n. 航道；海峡；频道5_ n. 纽带；关系vt. & vi. 增强信任关系；使牢固结合.拓展词汇1_ vt.扩展；使伸长；延长_ n扩大；延长2_ vt.商定；达成(协议) vi.谈判；磋商；协商_ n谈判；磋商；协商3_ adj.皇家的；王室的；高贵的_ n王室成员；版税.阅读词汇1_ n. 商人；批发商adj. 海上货运的2fleet n. _3spice n. _4maritime adj. _.重点短语1_ sb. to do sth. 激励某人做某事2search
9、_ 寻找3_ sail 起航；开航4lead _ 导致；通向5_ a league of ones own 独领风骚6_ the command of. 在的指挥下7in return _ 作为的报答8withdraw _ 退出；撤回9continue _ sth. 继续做某事10for the benefit _ 为的利益11_ a scientific point of view从科学的角度看12_ hand 在手头；可供使用.重点句型1在古代，中国的丝绸通过陆路运达印度、中东和罗马，这条路就是有名的“丝绸之路”。In ancient times, silk from China foun
10、d its way overland to India, the Middle East, and Rome, along _ became known as the Silk Road.2几个世纪以来，随着贸易的发展，中国西部地区得到了更多的探索，正如8世纪时，杜环在经行记中所记载的那样。Over the centuries, further trading allowed more exploration of the regions to the west of China, _ recorded in Du Huans Record of My Travels in the eight
11、h century.3数百年过去了，在掌握了最新技术的情况下，贸易需求和加强关系的愿望将推动中国向遥远的未来跨越海洋。Hundreds of years on, and _ the latest technology _ , the need to trade and the desire to enhance relationships will drive China to reach out across the sea far into the future.根据课文内容选择正确答案1Who was (were) the earliest explorer(s) of the West
12、ern Ocean?AMarco Polo. BChristopher Columbus.CEuropean explorers. DBrave merchants.2African royal families sent gifts such as giraffes to China in order to _.Amake money Bstop the warCshow their friendship Daward the Ambassador3In Du Huans book Record of My Travels you can learn about _.AMarco Polo
13、Bmany foreign countriesCChristopher Columbus Dways to make silk4Which of the following can be inferred from the text?AColumbus exploration was stopped for economic reasons.BNo accurate maps of the countries around the Indian Ocean existed before Zheng He.CChina will have more expeditions across the
14、sea far into the future.DThe giraffe was an animal that could not be found in China in the Ming Dynasty.第一版块|重点词汇诠释1.set sail起航；开航(其后常用介词for)含有set的其他常用搭配set up 建立；创立set about (doing) sth. 开始/着手(做)某事(尤指费时费力的事)set out to do sth. 开始/着手做某事set.aside 暂不考虑；对置之不理；拨出，留出(钱、时间等)set down 写下；记下；制定，规定(准则、原则等)set
15、off (for). 动身(前往)；引爆；激发(尤指意外事件)be set in. 以为背景In 1891, at the age of 17, he set sail for Alexandria, Egypt. By the 1920s, he had become an explorer, searching for the tombs of the Egyptian kings.1891年，在17岁的时候，他扬帆远航到了埃及的亚历山大。到了20世纪20年代，他已成为一名寻找古埃及国王的陵墓的探险家。Zheng He set sail for the “Western Ocean” se
16、ven times between 1405 and 1433.郑和于1405至1433年间七次下“西洋”。Encouraged by the advances in technology, many farmers have set up wind farms on their land.受技术进步的鼓舞，许多农民在他们的土地上建起了风力发电场。We need to set about finding a solution.我们得着手找一个解决办法。The government has set out to make many needed reforms.政府已经着手进行许多必要的改革。S
17、he tries to set aside some money every month.她每个月都尽量存点钱。Ralph Waldo Emerson would always set down new ideas that occurred to him.拉尔夫沃尔多爱默生总是记下他突然想到的新想法。A group of boys were setting off fireworks in the street.一群男孩子正在街上放烟花。The novel is set in London in the 1960s.这部小说以20世纪60年代的伦敦为背景。特别提示：set sail for
18、someplace中的for不能换成to。表示“到地方去”时用介词for而不用to的短语还有：leave for (动身前往)；head for (朝去)；set off for (动身去)。 即学即练用含set的短语完成句子Considering his health, I advise him to _ an hour or two each day to work out.The film is _ a remote village in Western China.As he was getting on the horse ready to _， he found that the
19、road was blocked.When the meeting was over, he _ writing a report about it immediately.He was asked to _ the facts just as he remembered.Many websites have been _ to help people study foreign languages.As soon as the crew (船员) were attacked, the police _ to look into the matter.2.negotiate vt.商定；达成(
20、协议)vi.谈判；磋商；协商(1)negotiate with sb. about/for sth.negotiate sth. with sb. 与某人协商/谈判某事(2)negotiation n. 协商；谈判under negotiation (being negotiated) 在协商/谈判中in negotiation with (be negotiating with) 和协商/谈判中(3)negotiator n. 协商者；谈判代表Our English teacher is negotiating with the headmaster for the use of the l
21、ibrary.Our English teacher is negotiating the use of the library with the headmaster.我们的英语老师正在同校长协商使用图书馆的事。The exact details of the agreement are still under negotiation.协议的具体细节仍在协商中。语境助记：The negotiators are negotiating with the boss for more pay and the negotiation goes very well.谈判代表正在和老板为增加工资进行协商
22、，并且谈判进行得很顺利。 即学即练用negotiate的正确形式填空/完成句子After long hours of _， the two parties finally reached an agreement.He is a tough _.The issue under _ is where the two sides disagree.我将与我们的教练就比赛日期进行协商。Ill negotiate _ our coach _ the date of the match.Ill negotiate the date of the match _ our coach.目前正在就这项提案进行
23、磋商。The proposal is now _.The proposal is now _.3.a sight to behold 壮观的景象(1)sight n. U视力；看见；视野C看得见的事物；景象；pl.名胜at first sight 乍一看；初次看到时at the sight of. 一看到catch sight of./lose sight of. 看见/看不见in sight/out of sight 在视线内/不在视线内in the sight of. 在眼中；在看来(2)shortsighted/nearsighted 近视的；无远见的(3)farsighted/long
24、sighted 远视的；有远见的The sunrise at the seaside was quite a sight to behold.海滨日出是个比较壮观的景象。She lost her sight in an accident.她在一场事故中失明了。It was my first sight of a robot.这是我第一次看到机器人。Never let your child out of your sight for a moment.一刻都不能让你的孩子离开你的视线。The sunrise was a beautiful sight.日出的景象很美。Delia enjoyed
25、the sights of London.迪莉娅很喜欢伦敦的名胜。At first sight, there is nothing special about the watch, but in fact it is a mobile phone.乍一看，那块表没什么特别之处，但实际上它是一部手机。Some people will faint at the sight of blood.有些人一见血就晕。联想拓展：a joy/pleasure to beholdThe beauty of the garden was a pleasure/joy to behold.花园美景，赏心悦目。 即学
26、即练翻译短文，注意sight的不同用法When I caught sight of a girl wearing a white dress in the street, in the sight of me, she was just like a goddess. I thought this was love at first sight. But soon afterwards, she was out of sight. However, she was not out of my mind. She came into my sight again when I was enjoy
27、ing beautiful sights of the city. I knew I couldnt let her go. I was nearsighted. When I had the chance to look at her closely, I was astonished at the sight of her face. She looked like one of my friends.4.in return for作为的报酬；作为的回报in return作为回报Liz agreed to look after the baby in return for a free r
28、oom.利兹同意照看婴儿，条件是要有一间免费房间。He is always helping people without expecting anything in return.他一直不求任何回报地帮助他人。联想拓展：近义短语in reward for.作为对的报酬She got very little in reward for his hard work.她虽辛苦工作，得到的报酬却很少。 即学即练完成句子/翻译句子我希望我能做点什么事情以报答她的好意。I wish I could do something _.We offer an excellent allround educatio
29、n to our students. In return, we expect students to work hard._5.in hand在手头；可供使用at hand 可能很快发生的；在手边，在近处by hand 用手工；亲手递交的give/lend sb. a hand 帮助某人go hand in hand 密切关联on the one hand.on the other hand. 一方面另一方面Recent economic performance suggests that a major crisis is at hand.最近的经济状况预示着一场重大的危机可能即将到来。T
30、hese mooncakes are made by hand.这些月饼是手工制作的。Let me give you a hand with those bags.我来帮你拎那些包吧。Poverty and poor health often go hand in hand.贫困和身体不好常有密切关系。On the one hand, theyd love to have kids, but on the other hand, they dont want to give up their freedom.一方面，他们想要孩子，但另一方面，他们不愿意放弃自由。高考助记：With the co
31、ming of new technologies like a computers and smartphones, writing by hand has become a thing of the past.随着诸如计算机和智能手机等新技术的出现，手写已成为过去的事。Several former teachers were on hand to tell stories about the old days.几位以前的教师在现场讲述过去的事情。 即学即练单句语法填空If you apply yourself to the job _ hand, youll soon finish it.T
32、o make it easier to get in touch with us, youd better keep this card _ hand.On one hand, shopping online makes shopping a lot easier and more convenient; _ the other hand, paying online has risks.They entered the room, hand _ hand.第二版块|重点句型解构1(教材P26)In ancient times, silk from China found its way ov
33、erland to India, the Middle East, and Rome, along what became known as the Silk Road.在古代，中国的丝绸通过陆路运达印度、中东和罗马，这条路就是有名的“丝绸之路”。句式分析本句中what引导的是名词性从句中的宾语从句what引导名词性从句时，在从句中作主语、宾语、表语等，表示“的”，相当于“then.that.”。What I care is your attitude towards the matter.我关心的是你对这件事的态度。(what引导主语从句，在从句中作宾语)The boy dived into
34、 the water and after what seemed to be a long time, he came up again.男孩跳进水里，过了好像很久之后，他才又从水里出来。(what引导宾语从句，在从句中作主语)I dont know what he needs.我不知道他需要什么。(what引导宾语从句，在从句中作宾语)In 1492, Columbus reached what is now called America.1492年，哥伦布到达了现在所称的美洲。(what引导宾语从句，在从句中作主语)A ship is safe in harbour, but thats
35、not what ships are built for.船在港口里是安全的，但那不是建造船的目的。(what引导表语从句，在从句中作介词宾语)即学即练完成句子这次大会超出了我的预期。The conference was beyond _.我无法想象昨天这里发生了什么。I cant imagine _.我想知道的是我能做什么来帮助你学习英语。What I want to know is _ to help with your English.让我印象最深刻的是我的家乡变化很大。_ is that my hometown has changed a lot.2.(教材P26)Over the c
36、enturies，further trading allowed more exploration of the regions to the west of China, as recorded in Du Huans Record of My Travels in the eighth century.几个世纪以来，随着贸易的进一步发展，中国西部地区得到了更多的开发，这一点在8世纪杜环的经行记中有所记载。句式分析as引导非限制性定语从句，先行词为一句话，as指代前面句子的内容。关系代词as引导定语从句时，在从句中作主语、宾语或表语。(1)as引导的非限制性定语从句，有“正如”之意，可放在主
37、句前、中或后，但常放于主句之前。(2)as引导的限制性定语从句，先行词常被the same、such、as、so等修饰。As the old saying goes, “Do as the Romans do.”(谚)常言道，入乡随俗。As is known to everyone, Mark Twain is a great American writer.众所周知，马克吐温是一位伟大的美国作家。As is often the case with children, Amy was better by the time the doctor arrived.正如孩子们常有的情况一样，医生到的
38、时候Amy就好些了。He is not such a fool as he looks.他不像看起来那么傻。The Tshirt I received is not the same as is shown online.我收到的T恤和网上展示的不一样。名师点津：as, which的区别as引导的定语从句可置于主句前，而which引导的不可以。as引导定语从句时，常有“正如”之意，而which没有。即学即练单句语法填空/句型转换Her manner and attitudes towards him were quite the same _ they had always been.Ther
39、e is no simple answer, _ is often the case in science.This is such a difficult question _ nobody can work out.This is such a difficult question _ nobody can work it out._ is reported that the number of smokers has dropped by 17 percent in just one year.The number of smokers, _ is reported, has dropp
40、ed by 17 percent in just one year.3.(教材P27)Hundreds of years on, and with the latest 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.数百年过去了，在掌握了最新技术的情况下，贸易需求和加强关系的愿望将推动中国跨越海洋奔向未来。句式分析“with宾语宾语补足语”称为with的复合
41、结构，此结构在句中常作状语，可位于句首或句尾，常作时间、原因、方式、伴随状语，亦可作后置定语，可以使句子变得简洁。结构如下：with宾语介词短语/adj.(adj.表示状态)/adv.(adv.表示状态)/done(done表示完成或被动)/doing(doing表示主动或正在进行)/to do (to do表示将来，有时用主动形式表示被动意义)Without anyone noticing, I entered the room.没有人注意，我进入了房间。In summer, she usually sleeps with the windows open.夏天，她通常开着窗子睡觉。With
42、 much homework to do, I cant go skating with you.因为有很多作业要做，我不能和你一起去滑冰了。They sat together around the table, with the door shut.他们关着门围桌而坐。名师指津：(1)注意作补足语的三种非谓语动词形式to do、doing、done之间的区别，把握动作是主动、被动还是进行。(2)具体分析作宾语补足语的动词与逻辑主语即句子宾语之间的逻辑关系，再结合动作发生的时间(未发生、正在发生或已经发生)来选择合适的形式。即学即练单句语法填空/句式升级Moreover, wider and
43、better social benefits can be reached with the positive social images _ (build)The old couple often take a walk after supper in the park with their pet dog _ (follow) them.With many books _ (buy), our teacher went to the biggest bookstore.All the lights are on, and the square looks more beautiful._，
44、 the square looks more beautiful.After most of the problems were solved, I felt a great weight taken off my mind._， I felt a great weight taken off my mind.Because my teacher helps me, my English has greatly improved._， my English has greatly improved.单词拼写1There are plans to _ (扩大) the nosmoking are
45、a.2They should _ (协商) with the other players to get the best rate possible.3Both powers _ (撤离) their forces from the region.4The _ (航道) had chocked up with sand so that boats couldnt use it.5In some cultures friendship means a strong lifelong _ (关系) between two people.6We were treated to a _ (皇家的，王室
46、的) feast.单句语法填空1Two hours later, the ship will set sail _ Japan.2A contract is prepared in negotiation _ our clients.3With a lot of difficult problems _ (settle), the newly elected president is having a hard time.4At first, I thought Mr. Li was kind of odd, because he was always asking such question
47、s _ no one could answer.5I found an old man lying on the ground and I took him to hospital in a taxi immediately, _ was why I was late that morning.6With the little boy _ (lead) the way, we had no difficulty finding the village.7I gave her some roses in return _ the kindness I had received from him.
48、完成句子1手头有足够的资料，我们可以开始工作了。_， we can set to work.2担心考试，我睡得一点也不好。_， I couldnt have a sound sleep.3正如我们所知道的一样，台湾属于中国。_， Taiwan belongs to China.4他不是这样一个把今天能做的事拖到明天做的人。He isnt _ puts off what he can do today till tomorrow.课文语法填空Trade and curiosity have often contributed to mankinds greatest 1._ (achieve).
49、 In ancient times, silk from China got to India, the Middle East, and Rome, along the road 2._ became known as the Silk Road. A trading route across the sea 3._ (extend) along the coasts of the Indian Ocean, where merchants from China and many other places met 4._ (negotiate) trade deals. Over the c
50、enturies, further trading allowed more exploration of the regions to the west of China, as 5._ (record) in Du Huans Record of My Travels. Between 1405 6._ 1433, seven large fleets under the command of Zheng He sailed west on voyages of trade and exploration. African royal families sent gifts such as
51、 giraffes as gestures of friendship 7._ return for gold, silk, and spices. To reach out across the sea remains 8._ strong desire today. Trading has grown 9._ (great) in recent years. China has also joined 10._ (it) friends across the sea on other important projects. China will have more expeditions
52、across the sea far into the future.Unit 3Sea ExplorationSection Reading, Listening and Thinking新知感知自学导引.核心词汇1tale2.league3.withdraw4.channel5.bond.拓展词汇1extendextension2.negotiatenegotiation3.royalroyalty.阅读词汇1merchant2.舰队；机群；车队3.(调味)香料4.海的；海运的；海事的.重点短语1inspire2.for3.set4.to5.in6.under7.for8.from9.to
53、 do10.of11.from12.in.重点句型1what2.as3.within hand文本研析语篇理解1D2.C3.B4.C核心突破互动探究第一版块|重点词汇诠释1set asideset inset offset aboutset downset upset out2negotiationnegotiatornegotiationwithabout/forwithunder negotiationbeing negotiated3当我在街上看到一位穿着白色连衣裙的女孩时，在我眼中，她就宛如一位女神。我想这就是一见钟情吧。但不久之后，她就不见了。但我对她却念念不忘。当我在欣赏城市的美景
54、时，我再次见到了她。我知道我不能让她离开。我是个近视眼。当我有机会好好看看她时，一看到她的面庞，我感到很吃惊。她长得像我的一个朋友。4in return for her kindness我们为学生提供优质全面的教育。作为回报，我们希望学生能努力学习。5inatonin第二版块|重点句型解构1what I had expectedwhat happened here yesterdaywhat I can doWhat impressed me most2asasasthatItas3builtfollowingto buyWith all the lights onWith most of t
55、he problems solvedWith my teacher helping me课时达标随堂自测.单词拼写1extend2.negotiate3.withdrew4.channel5.bond6.royal.单句语法填空1for2.with3.to settle4.as5.which6.leading7.for.完成句子1Having enough data in hand2.With the exam to worry about3.As is known to us all4.such a man as.课文语法填空1achievements2.which/that3.was extended4.to negotiate5.recorded6.and7.in8.a9.greatly10.its
