高考英语大一轮复习Unit3Underthesea课件新人教版.ppt

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Under the sea,Book 7 Unit 3,晨背佳作 积累素材,话题词汇 1.sea n.海 2.ocean n.海洋 3.explorer n.探险家 4.coastline n.海岸线 5.water resource水资源 6.water pollution水污染 7.water shortage水匮乏 8.take up占据 9.protect.from (doing).保护免受 10.cope with处理,话题佳作 假如你是李晓华,住在江城。你的加拿大笔友Bob来信谈到了他所居住的城市,并希望了解你的家乡江城的情况。请你用英语给他写一封回信。回信须包括下表中的内容。,佳作欣赏 Dear Bob, Its very kind of you to write me and tell me about your beautiful city.Now Id like to say something about my hometown Jiangcheng. Standing on the bank of the Changjiang River,the city is a beautiful place for people to live in.Its economy has been developing rapidly.New factories,houses and roads have been built.However,there are still some problems,such as water and air pollution and heavy traffic.,In my opinion,Jiangcheng should develop its economy scientifically and the growth of its population should be brought under control so that well have a better hometown in future. Yours, Li Xiaohua,名师点睛 本文思路清晰,用词丰富准确,使用句式灵活多变。恰当地运用了多种时态和语态,如现在完成进行时、现在完成时的被动语态等;同时使用了现在分词作状语、动词不定式作后置定语及结果状语从句等高级表达;however,in ones opinion,such as等衔接词汇的运用都使文章流畅、自然。,基础排查 点拨要点,语篇训练 提升能力,内容索引,教材升华 综合运用,基础排查 点拨要点,A.写作必记单词 1.witness vt.当场见到;目击 n.目击者;证人;证据 (1)a witness .的证人(证据) bear witness 为作证;证明 (2)She witnessed having seen the man enter the building. 她作证说,她看见这个人进入了那建筑物。 (3)The 1980s have witnessed (increase) unemployment.,1,to,to,to,increasing,witness后接动词作宾语时,该动词要用动名词形式。,2. vi.& n.暂停;中止 3.urge vt.催促;极力主张;驱策 (1) n.紧急;迫切;强求;催促 adj.紧急的;迫切的;强求的;催促的 (2)Our teacher urges us (study) hard with the exam drawing near.(同义句转换) Our teacher urges that we hard with the exam drawing near.,pause,urgency,urgent,to study,(should) study,4.abandon vt.放弃;遗弃;抛弃 (1)abandon oneself .纵情;沉溺于 (2)The government forced us to abandon (do) the research on this matter. (3)He owned a farm,which looked almost (abandon). (2015广东),to,doing,abandoned,abandon后跟动词时用动词的-ing形式;abandon oneself to中to为介词,后接动词时用动名词形式。,5.relationship n.关系;血缘关系;交往 (1) n.关系;亲戚 (2) relation to 关于;涉及;与相比 6.target n.目标;靶;受批评的对象 (1) the target达到目标 (2)Nuclear missiles will no longer be targeted these cities.(填介词),relation,with/in,meet,on,7.reflect vi.思考 vt.映射;反射;思考 (1) n.映射;反射;思考 (2)reflect 反省;思考 (3)It is not the story itself but what (reflect) in the story that counts.(2015福建) 8.aware adj.意识到的;知道的 (1) n.意识;认识;明白;知道 (2)be/become aware 对知道、明白;意识到,reflection,on,is reflected,awareness,of,aware是表语形容词,不用very修饰,可用well,fully,(very) much等修饰。,9.narrow adj.狭窄的;有限的;狭隘的 (1) adv.勉强地(通常与动词 escape,miss,avoid,defeat, beat等连用);仔细地 (2)He narrowly escaped being run over. 他差一点被车压着。,narrowly,B.阅读识记单词 10.annual adj. n. 11.accommodation n. 12.opposite prep. adj. (1)His house is opposite mine.(填介词) (2)Many people think that listening is a passive business.It is just opposite.(填冠词),每年的;按年度计算的,年刊;年鉴,住所;住宿,在对面,相对的;相反的,to,the,opposite作名词,表示“相反的人”或“相反的事物”时常与定冠词连用。,13.flee vi. vt. 14.drag vt. 15.depth n. (1) is the depth of the well?(填代词) (2)The cave is 10 meters deep.(同义句转换) The cave is 10 meters .,逃避;逃跑,逃离,拖;拉;扯,深(度);深处,What,in depth,16.conservation n. 17.pure adj. purity n. 18.vivid adj. 19.neat adj. 20.sharp adj. 21.tasty adj. (1)taste n. vt. vi.,保存;保护,纯的;纯粹的;纯洁的,纯度;纯洁;纯净;纯粹,生动的;鲜明的;鲜艳的,好的;整齐的;匀称的,锐利的;锋利的;敏捷的,好吃的;可口的,味道;品味;审美,尝;体验,尝起来;有的味道,(2)She music.她爱好音乐。,has a taste for,taste表示“有味道”时,其后可直接跟形容词;若跟名词或代词,则应先接介词of。 This sauce tastes of tomato. 这个调味酱有番茄味。,22.scare vt. vi. (1)scare sb. doing.恐吓某人做 (2) (scare) and alone,Joshua one day makes friends with a little mouse he calls Bethlehem who becomes his closest friend. 23.shallow adj.,恐吓,受惊吓,into,Scared,浅的;肤浅的;浅显的,24.steep adj. 25.boundary n. 26.awesome adj. 27.pension n. pensioner n.,陡峭的,界限;分界线,使人敬畏的;令人畏惧的,养老金;退休金,领取养老金者,1. 整理;分类;收拾 2. 在前面;领先 提前 3. 靠近 draw 临近 4. 在此期间;与此同时 5. 举起;阻挡 6. 帮助(某人)摆脱困境或危难 7. 上下翻转,2,sort out,ahead of,ahead of time,draw closer,near,in the meantime,hold up,help (.) out,upside down,1. the killer whales,or “killers” as they were then called,helped the whalers catch the baleen whales that were on their annual migration. 那个时期,虎鲸(当时被称为“杀手”)帮助捕鲸人在每年须鲸迁徙时 捕捉须鲸。,3,It was a time when,句型:It was a time when.。a time表示“一段时间”,相当于a period of time,后接when引导的定语从句。 There was a time when some peoples lives were devoted simply to the cultivation of the land or the care of cattle. 有一段时间,一些人的生活只是用在土地的耕种和牛的饲养上。,2.This was the call that announced . 这是宣告捕鲸行动马上就要开始的呼声。 3.As we drew closer,I could by a pack of about six other killers. 随着我们的逼近,我能看见一条鲸鱼正在被其他6条虎鲸袭击。,there was about to be a whale hunt,see a whale being attacked,4.The sea was rough that day and the boat. 那天海面上风大浪高,很难操纵船只。 5. the boat back to James,. 我们花了半个多小时才把船调过头来,回到詹姆斯落水的地方,,it was difficult to handle,It took over half an hour to get,It takes/took (sb.) some time to do.花了(某人)多少时间做 表达“花费”的其他句型: (1)sb.spend.on/(in) doing sth. (2)sth.cost sb (3)sb.pay钱for sth. (4)sb.buy.for钱,教材升华 综合运用,.教材与语法填空 Although Old Tom and the other killers were fierce hunters,they never harmed 1. attacked people.In fact,they protected 2. . There was one day 3. we were out in the bay during a hunt and James was washed off the boat.“Man overboard! Turn the boat around!” urged George,4. (shout) loudly.,or,them,when,shouting,The sea was rough that day and it was difficult to handle the boat. The waves were carrying James further and further away from us.From Jamess face,I could see he was terrified of 5. (abandon) by us.Then suddenly I saw a shark.“Look,theres a shark out there,” I screamed.“Dont worry,Old Tom wont let it near,” Red 6. (reply).7. took over half an hour to get the boat back to James,and when we approached him,I saw James being 8._ (firm) held up in the water by Old Tom.I couldnt believe my eyes.,being abandoned,replied,It,firmly,There were shouts of “Well done,Old Tom” and “Thank God” as we pulled James back 9. the boat.And then Old Tom was off and back to the hunt where 10. other killers were still attacking the whale.,into,the,.教材与短文改错 Im sitting in the warm night air with a cold drink in my hand and reflect on the day.It is a day of a pure magic! I went snorkelling on the reef offshore this morning.Seeing so extraordinary beauty,I think every cell in my body woke up.It was like discover a whole new dimension of life.The first thing I became aware was all the vivid colors surrounded me.And the fish didnt seem to mind myself swimming among them.,reflecting,such,discovering, of,surrounding,me,However,there were other creature that I dont want to get too close to. How a tiny spot I was in this enormous world!,didnt,creatures,What,.教材与微写作 写作素材(关于帮助) 1.Smart是我的导盲犬,经常救我于危难之中。 2.一天,我们正过马路,在我还没意识到之前,它突然停下来把我拉了回来。 3.然后我听到一辆车呼啸而过。 4.每个目睹的人都吓得要死。 5.我相信它不会抛弃我。 提示:黑体部分用本单元词汇表达,并且请使用be doing.when.结构。,连句成篇(将以上句子连成一篇50词左右的英语短文),Smart,my guide dog,often helps me out.One day,we were crossing the street when Smart paused and dragged me back before I was aware of it.Then I heard a car whistling by.Everyone who witnessed this was scared to death.I believe it will not abandon me.,语篇训练 提升能力,. 阅读理解, . 七选五, . 完形填空,. 阅读理解,(2016山西曲沃中学月考) What looks like an angry old man and lives at the bottom of the ocean?Its the worlds ugliest animalthe blobfish(水滴鱼). Its strange skin is shaped by its habitat.It lives 800 meters below the oceans surface,a depth where very few other creatures can survive. Most fishes have a swim bladder(鱼鳔),which is filled with gas and helps them stay afloat.At the depth that the blobfish live,water pressure is 80 times higher than that at higher sea levels and any swim bladder wouldnt be able to serve its purpose.,The blobfish dont have a swim bladder because their skin works the same way.It helps them stay afloat without having to use any energy. The blobfish have a pretty relaxed attitude towards eating.All they do is stay and wait for crabs or lobsters to come by. Since the blobfish like to eat crabs and lobsters,they often get caught in nets that are used to catch lobsters or crabs and end up dying or being killed.They are not suitable for eating so they are useless for fishermen.,Theres a purpose behind the blobfishs new title; it has become the new mascot for the Ugly Animal Preservation Society,an organiza-tion whose purpose is to preserve endangered ugly animals. “Weve needed an ugly face for endangered ugly animals for a long time and Ive been amazed by the public reaction,” said the Socie-tys Simon Watt.“For too long cute animals have taken the limelight(风头) but now the blobfish will be a voice for those who always get forgotten.” They hope this new face will help the world know that we need to help preserve the populations of ugly animals too.,1.The biggest difference between the blobfish and most other fishes is that the blobfish . A.cannot be eaten by people B.dont have a swim bladder C.only live at high sea levels D.arent active in catching food,答案,解析,1,2,3,4,细节理解题。根据第三段中的“Most fishes have a swim bladder”及第四段中的“The blobfish dont have a swim bladder”可知水滴鱼与其他鱼的最大区别是它没有鱼鳔。故选B。,2.What makes the blobfish stay afloat? A.Their skin. B.Their tail. C.Their mouth. D.Their swim bladder.,答案,解析,1,2,3,细节理解题。由第四段第一句“The blobfish dont have a swim bladder because their skin works the same way.”可知,水滴鱼的皮肤的工作方式和绝大多数鱼的鱼鳔的工作方式相同。故选A。,4,3.We can learn from what Simon Watt said that . A.most ugly animals are in danger B.the population of the blobfish is increasing C.the blobfish have attracted the publics attention D.people knew nothing about the blobfish in the past,答案,解析,1,2,3,4,推理判断题。由最后一段Simon Watt说的话可知,水滴鱼作为长得丑的濒危物种,会让全世界人注意到它们,并保护它们免于灭绝。故选C。,4.What is the purpose of the passage? A.To discuss the importance of preserving animals. B.To give the reason for starting an organization. C.To present the results of a survey. D.To introduce a special animal.,答案,解析,写作意图题。文章主要介绍了世界上最丑的动物水滴鱼,以及动物保护协会把它列为新的吉祥物,目的是让人们保护濒危的丑陋动物。故选D。,1,2,3,4,. 七选五,(2016北京) The Science of Risk-Seeking Sometimes we decide that a little unnecessary danger is worth it bec-ause when we weigh the risk and the reward,the risk seems worth taki-ng. 1 Some of us enjoy activities that would surprise and scare the rest of us. Why? Experts say it may have to do with how our brains work.,答案,解析,F,However,we are not all using the same reference standard to weigh risks and rewards.,根据空前面的“weigh the risk and the reward”可以看出和F项中的“weigh risks and rewards”对应,同时F项与空格前面的一句话之间是转折关系,句意衔接紧密,故选F项。,The reason why any of us take any risks at all might have to do with early humans.Risk-takers were better at hunting,fighting,or exploring. 2 As the quality of risk-taking was passed from one generation to the ne-xt,humans ended up with a sense of adventure and a tolerance for risk.,答案,解析,C,Being better at those things meant a greater chance of survival.,根据空前面的“better at hunting,fishing,or exploring”可以看出和C项中的“Being better at those things”相呼应。故选C项。,So why arent we all jumping out of airplanes then? Well,even 200,000 years ago,too much risk-taking could get one killed.A few daring survived,though,along with a few stay-in-the-cave types.As a result,humans developed a range of character types that still exists today.So maybe you love car racing,or maybe you hate it. 3,答案,解析,A,It all depends on your character.,空格前第二句中出现character types与A选项中的character相对应;空格前一句中的you 与选项中的your在人称上保持一致;空格前一句中动词love与hate和A选项中的depends on对应,故选A项。,No matter where you are on the risk-seeking range,scientists say th-at your willingness to take risks increases during your teenage years. 4 To help you do that,your brain increases your hunger for new experie-nces.New experiences often mean taking some risks,so your brain raises your tolerance for risk as well.,答案,解析,E,This is when you start to move away from your family and into the bigger world.,空格前一句出现了teenager years 与E选项当中的this 相对,另外E选项当中提到“move away from family into the bigger world”也是对空格前一句中的teenager years的解释。故选E项。,5 For the risk-seekers,a part of the brain related to pleasure becomes active,while for the rest of us,a part of the brain related to fear becomes active.,答案,解析,G,New brain research suggests our brains work differently when we face a nervous situation.,空格后一句中提及pleasure和fear,是从正反两方面进行对比,对应G项中的differently,再根据空格后一句中出现的risk-seeker,brain,us等词与选项G中的nervous situation,our brains相对应,故选G项。,As experts continue to study the science of risk-seeking,well cont-inue to hit the mountains,the waves or the shallow end of the pool. A.It all depends on your character. B.Those are the risks you should jump to take. C.Being better at those things meant a greater chance of survival. D.Thus,these well-equipped people survived because they were the fittest. E.This is when you start to move away from your family and into the bigg- er world.,F.However,we are not all using the same reference standard to weigh risks and rewards. G.New brain research suggests our brains work differently when we face a nervous situation.,. 完形填空,(2017广西桂林中学月考) It was no wonder I was not looking forward to entering the ninth grade.High school is well known for being a battleground,where everyone seems to be 1 through physical changes and emotional mood swings(情绪波动).,句意为:高中因为是一个战场而闻名,在这里每个人都要经历身体的变化和情绪的波动。go through经历,故选D项。,1.A.getting B.putting C.looking D.going,答案,解析,For me, 2 was my punishment.,根据下文中的“standing a head above the other girls,”“Ruthie!Look how tall youre getting!”,“I tried to shrink(缩) myself”可知,此处指对于我来说,身高就是我的噩梦,故选C项。,2.A.age B.weight C.height D.face,答案,解析,I had always 3 insecure and out of place as one of the 4 members of my class,standing a head above the other girls and standing at the 5 of the line to avoid sticking 6 .,根据下文中的“watch me increasing by uncomfortable”可知,我一直没有安全感。feel insecure感觉不安全,故选D项。,3.A.become B.gone C.placed D.felt,答案,解析,I had always 3 insecure and out of place as one of the 4 members of my class,standing a head above the other girls and standing at the 5 of the line to avoid sticking 6 .,根据空后的“standing a head above the other girls”可知,选B项。,4.A.fatter B.taller C.thinner D.shorter,答案,解析,I had always 3 insecure and out of place as one of the 4 members of my class,standing a head above the other girls and standing at the 5 of the line to avoid sticking 6 .,女孩儿比较高,根据常识可知,在排队时高个子的往往要站队伍后边,因此她应该站在后面。故选B项。,5.A.head B.end C.front D.side,答案,解析,I had always 3 insecure and out of place as one of the 4 members of my class,standing a head above the other girls and standing at the 5 of the line to avoid sticking 6 .,根据常识可知,女孩儿个子高,站在队伍的最后面就是为了避免显得突兀,故选D项。,6.A.to B.off C.up D.out,答案,解析,I especially hate being around large groups of 7 ,like during the social hour after services at my church.,根据后半句“like during the social hour after services at my church”可知,在教堂里祷告的人可以是各领域的人,包括女孩们,教师和学生。故选 A项。,7.A.people B.girls C.teachers D.students,答案,解析,8 the prayers were finished,I would 9 as quickly as possible so I could 10 some well-meaning congratulations,“Ruthie! Look how tall youre getti-ng!”,句意为:祷告一做完,我总是尽快离开教堂,这样就能避开其他人善意的祝贺,“鲁丝!看你又长个儿了!”故选C项。,8.A.Until B.Unless C.Once D.While,答案,解析,8 the prayers were finished,I would 9 as quickly as possible so I could 10 some well-meaning congratulations,“Ruthie! Look how tall youre getti-ng!”,见上题解析。故选A项。,9.A.leave B.come C.stop D.walk,答案,解析,8 the prayers were finished,I would 9 as quickly as possible so I could 10 some well-meaning congratulations,“Ruthie! Look how tall youre getti-ng!”,祷告一做完,作者总是尽快离开教堂,她这样做的目的是为了避开其他人说她又高了。故选C项。,10.A.accept B.receive C.avoid D.refuse,答案,解析,My grandfather would watch me 11 increasingly uncomfortable,but he did not 12 at my self-consciousness(自我意识) or try to comfort me.,句意为:我的祖父看到我变得越来越不安,但并不会嘲笑我或安慰我。故选D项。,11.A.make B.move C.turn D.become,答案,解析,My grandfather would watch me 11 increasingly uncomfortable,but he did not 12 at my self-consciousness(自我意识) or try to comfort me.,见上题解析。laugh at sb.嘲笑某人,故选D项。,12.A.look B.stare C.smile D.laugh,答案,解析,13 ,he would remind me.,句意为:相反,他会提醒我。当我想缩起身子时,他会说:“挺直腰板站直了。”故选 A项。,13.A.Instead B.Besides C.However D.Therefore,答案,解析,根据文章最后一句中的“Stand straight,stand tall,”可知,选B项。,14.A.back B.straight C.up D.by,答案,解析,“Stand 14 and tall,” he would say,as I 15 tried to shrink(缩) myself.,根据上下文可知,当别人说作者高时,她想缩起身子,但并不成功。故选C项。,15.A.satisfactorily B.happily C.unsuccessfully D.unwillingly,答案,解析,“Stand 14 and tall,” he would say,as I 15 tried to shrink(缩) myself.,根据最后一段可知,作者明白祖父的建议不仅仅指的是身高。more than just不仅仅,故选B项。,16.A.other B.more C.less D.rather,答案,解析,Even at age 15,I understood that his advice was about 16 than just feet and inches.,句意为:祖父是在战火纷争的欧洲长大的。故选A项。,17.A.grew up B.worked C.died D.travelled,答案,解析,My grandfather 17 in war-torn Europe.,根据本段中的war-torn及freedom可知,当时德国军队占领了祖父的家乡。故选C项。,18.A.helped B.developed C.occupied D.visited,答案,解析,When German soldiers 18 his hometown,he joined the army to 19 his countrys freedom.,当时德国军队占领了祖父的家乡,他参军是为国家的自由而战斗。fight for为而战斗。故选B项。,19.A.look after B.fight for C.work with D.stay with,答案,解析,When German soldiers 18 his hometown,he joined the army to 19 his countrys freedom.,句意为:“挺起腰板站直了。”在当时有不一样的含义。mean意味着。故选A项。,20.A.meant B.advised C.carried D.included,答案,解析,“Stand straight,stand tall,” 20 something else back then.,以上语篇训练之 素材提炼再拓展,.词汇拓展 1.ugly adj.丑陋的;难看的;有敌意的 2.weigh v.称的重量;权衡;重量为 (1) n.重;重量 (2) weight按重量 weight 体重增加/减少,weight,by,put on/lose,3.at the bottom of在底部 (1)Brenda found her husband at the bottom of the stairs and called 911. Brenda发现自己的丈夫躺在楼梯的下面,并拨打了911。 (2)You have all been a great source of pleasure and pride for me and I want you to know I love you all (衷心地).,from the bottom of my heart,4.serve ones purpose适合需要/要求;令人满意 (1) purpose故意地 (2)She came here the purpose of seeing her husband.(填介词) Her purpose here was to see her husband.(同义句转换),on,with,in coming,5.put forth提出;发表 6.stick out伸出;坚持 stick 坚持;遵守,to,.句式升级 1.All they do is stay and wait for crabs or lobsters to come by.(改为含有主 语从句的复合句) ,What they do is stay and wait for crabs or lobsters to come by.,2.No matter where you are on the risk-seeking range,scientists say that your willingness to take risks increases during your teenage years.(同 义句转换) ,scientists say that your willingness to take risks increases during your teenage years.,Wherever you are on the risk-seeking range,
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