2021高三英语人教版一轮教师用书：选修7Unit3Underthesea

三言两语1．Rubbish and waste water are being poured into the river；as a consequence，water resources have become badly polluted.2．We should adopt reducing，reusing and recycling approaches to solve the problem and take good care of our environment.3．With the number of cars increasing fast in our city，our environment is getting increasingly worse.1．众所周知，由于全球变暖，全球水资源短缺问题正变得日益严重。It is well­known that the global water shortage is becoming increasingly severe mainly due to global warming.2．现在，越来越多的人开始认识到，目前的环境与我们对地球的所作所为有很大关系。Now more and more people become aware that the present environment has much to do with what we have done to the earth. [单词　拼写应用]核心单词1．witness vt.当场见到； 目击n．目击者； 证人； 证据2．opposite prep.在……对面adj.相对的； 相反的3．pause vi.&n.暂停； 中止4．drag vt.拖； 拉； 扯5．neat adj.〈口〉好的；整齐的；匀称的6．flee vi.逃避；逃跑vt.逃离7．meantime adv.期间；同时8．narrow adj.狭窄的；有限的；狭隘的9．shallow adj.浅的；肤浅的；浅显的10．awesome adj.使人敬畏的；令人畏惧的[语境运用]　用所给词的适当形式填空1．The year 1849 witnessed (witness) a great war in that country.2．Scientific studies have shown that making a habit of pausing (pause) before you do something can actually have a big impact on how your life turns out.3．He arrived at school early in the morning，dragging (drag) his heavy instrument case across the campus.4．People fled (flee) aimlessly in terror as the tsunami struck the city without any precaution.5．To their relief，their students narrowly (narrow) escaped from the shaking building.拓展单词1．accommodate vt.提供住宿→accommodation n．住所；住宿 2．deep adj.&adv.深的(地)→depth n．深(度)；深处→ deeply adv.深深地→deepen v．使加深；使强烈；变深3．urge vt.催促；极力主张；驱策→urgent adj.紧急的；迫切的4．abandon vt.放弃；遗弃；抛弃→abandoned adj.被遗弃的；放纵的5．reflect vi.思考 vt.映射；反射；思考→reflection n．反射；反映；映像6．aware adj.意识到的；知道的→awareness n．意识；认识7．sharp adj.锐利的；锋利的；敏捷的→sharpen v．削尖；磨快；尖锐；变锋利8．taste n．味道 v．品尝→tasty adj.好吃的；可口的→ tasteless adj.无味的9．scare vt.恐吓 vi.受惊吓→scared adj.恐惧的；害怕的→scary adj.恐怖的；可怕的[语境运用]　用所给词的适当形式填空1．It was a scary story and children were scared after they heard it.(scare)2．Though the soup is tasty, I've lost my sense of taste and it tastes just like tasteless water.(tasty)3．The lake is over 20 meters in depth．So we were all moved deeply by the man who dived deep into the lake to save the boy.(depth)4．Some flowers are reflected in the river and the reflection is very beautiful.(reflect)5．If you can't find any accommodations elsewhere, here is a room which can accommodate up to five people.(accommodation)6．It is urged that we (should) finish the job in such urgent time.(urge)阅读单词1．anecdote n．轶事；奇闻2．migration n．迁徙；迁居；移居3．seaside n．&adj.海边(的)；海滨(的)4．yell vi.大叫；呼喊n．叫声；喊声5.jog vi.慢跑vt.轻推；轻撞6．pure adj. 纯的；纯粹的；纯洁的7．tide n．潮(汐)；潮水；潮流8．flashlight n．闪光信号灯；手电筒；闪光灯9．grey adj.&n.灰色(的)10.steep adj.陡峭的11．boundary n．界限；分界线12．conservation n．保存；保护13．suck vt.&vi.吮吸14．seal n．海豹；封条；印章15．pension n．养老金；退休金1．(2017·浙江卷)Italy, which has a much weaker tradition of immigration, has witnessed a sharp increase in immigration in recent years.急剧的2．(天津卷)Parents and children should communicate more to narrow the gap between them so that they can understand each other better.缩小[短语　多维应用]高频短语1．aim at瞄准2．get close to靠近3．hold up举起；阻止4．be/become aware of对……知道、明白；意识到……5．(be) scared to death吓死了[语境运用]　(填入一个适当的词)Once I，together with my parents，visited Qingdao Ocean World.To my joy，I could get close ①to the shark in the aquarium.Although I was aware ②of the shark in the tank，I was nearly scared ③to death when the shark swam to me.6．ahead of在……之前7．help (...) out帮助(某人)摆脱困境或危难8．upside down上下翻转9．in the meantime在此期间10．be about to即将；将要[语境运用]　(填入一个适当的词)④In the meantime，there were many visitors ahead ⑤of us.They were also scared to scream.We were ⑥about to go to see other fishes when the shark turned around.Luckily，it was the feeder that drew its attention and helped us out．What an exciting experience we had under the sea！[句式　结构仿写]教材原句背诵句式仿写应用1．It is/was a time when...“曾经一度……”，when引导定语从句It was a time when the killer whales，or “killers” as they were then called，helped the whalers catch the baleen whales that were on their annual migration.我曾一度迷恋网络游戏。It was a time when I was addicted to playing computer games.2.“be about to＋动词原形”表示即将发生的事情This was the call that announced there was about to be a whale hunt.我正要做作业这时停电了。I was about to do my homework when the power was cut off.3.where 引导地点状语从句The water was quite shallow but where the reef ended，there was a steep drop to the sandy ocean floor.作为年轻人，我们应该学会在我们跌倒的地方站起来。As young men, we should learn to stand up where we fall.1．urge vt.催促；极力主张；驱策 n．强烈的欲望；冲动(1)urge sb.to do sth.催促某人做某事urge that...(should) do sth.极力主张； 强调……(2)have/feel an urge to do sth.渴望做某事(3)urgent adj.紧急的； 迫切的urgency n．紧急；催促in urgent need of money迫切需要钱[基础练习]——单句语法填空①(2019·天津卷) Hearing that you'll give us a lecture about western art and want to hear our opinions about which topic to cover, I feel an urge to make(make) my voice heard.②a.(江苏卷)Parents should actively urge their children to take (take) advantage of the opportunity to join sports teams.　b．(江西卷)In order to improve learning efficiency, I urge that all of us (should) form (form) the habit of thinking independently and reviewing lessons in time.③a.(重庆卷)—Must you interrupt now？Can't you see I'm on the phone?—Sorry Sir，but it's urgent (urge)．　b．The attack added a new urgency to that peace talk.[链接写作]——一句多译随着期末考试的来临，老师敦促我们努力学习。①Our teacher urges us to study hard with the final exam drawing near.②Our teacher urges that we (should) study hard, as the final exam is drawing near.2．abandon vt.遗弃；抛弃；放弃；中止；(与oneself连用)使放纵，使听任 n．放任；放纵(1)abandon doing sth.放弃做某事abandon oneself to doing sth.沉湎于做某事；放纵(感情)于做某事 (2)with abandon纵情；放任地(3)abandoned adj.抛弃了的；废弃的；放纵的an abandoned farm废弃的农场abandon an animal遗弃动物abandon himself to despair陷入绝望[基础练习]—— 单句语法填空①a.(2017·全国卷Ⅲ)These plans were abandoned(abandon) because of financial problems.　b．(2018·全国卷Ⅲ)Wang collected more than 7 million abandoned (abandon)bricks of different ages.②They abandoned carrying(carry)out the plan because of the bad weather.[链接写作]—— 完成句子/句式升级 (普通表达)He abandoned himself to playing computer games (沉迷于玩电脑游戏)and didn't pass the exam.(高级表达)Abandoning himself to playing computer games，he didn't pass the exam.(现在分词短语作状语)(高级表达)Abandoned to playing computer games，he didn't pass the exam.(过去分词短语作状语)3．reflect vt.映射；反射；思考vi.思考(1)reflect on/upon仔细考虑/沉思/反省……(2)reflection n．反映，表现；倒影，影像；思考，反省reflect Chinese cultural traditions反映了中国的文化传统the reflection of the trees in the lake湖面映出树的倒影[基础练习]——单句语法填空①a.(2019·江苏卷)A city is the product of the human hand and mind, reflecting (reflect)man's intelligence and creativity.　b．(上海卷)Sean's strong love for his country is reflected (reflect)in his recently published poems.②Usually a child's behaviour is a reflection (reflect) of his family environment.[链接写作]——完成句子/句式升级(普通表达)When she reflected on(反思) her volunteer experience, Tina felt proud of what she managed to achieve together with her local colleagues.(高级表达)Reflecting on her volunteer experience, Tina felt proud of what she managed to achieve together with her local colleagues.(分词短语作状语)4．help(...)out帮助(某人)摆脱困境或危难；协助；使(某人)脱离困境(1)help (sb.)(to)do sth.帮助(某人)做某事help sb.with sth.帮助某人做某事(2)can't help (to) do sth.不能帮着做某事can't help doing sth.禁不住做某事can't help but do sth.不得不做某事(3)help oneself (to sth.)自取， 自用help me out with this problem帮我解决问题be always willing to help out总是急人之难[基础练习]——单句语法填空①a.(安徽卷)If parents have children help with housework, the children will feel needed.　b．He is always willing to help me out when I am in trouble.②(重庆卷)Group activities will be organized after class to help children (to)develop (develop) team spirit.③a.When thinking of the wonderful days I spent in New Orleans, I just can't help thinking (think) of you.　b．Faced with so much trouble, I can't help but turn(turn) to my parents for help.[链接写作]——完成句子/句式升级(普通表达)With the help of my teacher(在老师的帮助下), I have made great progress in my spoken English.(高级表达)It is with the help of my teacher that I have made great progress in my spoken English.(强调句型)5．be/become aware of对……知道、明白；意识到……(1)be aware that...知道；体会到……(2)awareness n．知道；认识；意识develop/raise an awareness of...培养/提高……的意识be aware of the dangers to their own health意识到对自身健康的危害an awareness of the importance of eating a healthy diet认识到健康饮食的重要性[基础练习]——单句语法填空①(重庆卷)When visiting another country，you should be aware of those differences and respect them.②(2019·北京卷)Earth Day is an annual event aiming to raise public awareness (aware)about environmental protection.[链接写作]——词汇升级(普通表达)Through the discussion, we realize the necessity of carrying out a low­carbon economy in our country.(高级表达)Through the discussion, we are aware of the necessity of carrying out a low­carbon economy in our country.6． [教材佳句]The water was quite shallow but where the reef ended，there was a steep drop to the sandy ocean floor.水很浅，但到了珊瑚礁的尽头，就有一个陡坡，一直下降到满是沙子的海底。[句法句式]句中where...，there be ...，意为“在……的地方， 有……”， where引导地点状语从句。另外 wherever“无论什么地方， 无论在何处”也可引导地点状语从句。(1)where可以引导地点状语从句，修饰主句的谓语。(2)where可以引导定语从句，修饰它前面的名词。 (3)where可以引导名词性从句，在句中作主语、宾语、表语或同位语。[基础练习]——单句语法填空①a.(重庆卷)Half an hour later, Lucy still couldn't get a taxi where the bus had dropped her.　b．(2019·天津卷)Their child is at the stage where she can say individual words but not full sentences.②a.(2019·北京卷)What students do at college seems to matter much more than where they go.　b．(2018·北京卷)Without his support, we wouldn't be where we are now.③Wherever she goes，there are crowds of people waiting to see her.[链接写作]——一句多译很多高楼在一年前还是废墟的地方拔地而起。①A number of high buildings have arisen where there was nothing a year ago but ruins.(状语从句)②A number of high buildings have arisen in the place where there was nothing a year ago but ruins.(定语从句)[名师点津]　注意where 引导状语从句和where 引导定语从句的区别。where引导状语从句时，where是从属连词，where引导的从句修饰主句的谓语动词。where引导定语从句时，where是关系副词，在从句中作地点状语，其前面有表示地点的先行词。多维训练——夯实基础维度1——用所给词的正确形式填空1．(浙江卷)When the time came to make the final decision for a course, I decided to apply for the one that reflected(reflect) my interest.2．This morning I received a telephone call from my dentist, urging me to come (come) to his practice for immediate treatment of my teeth.3．Abandoned (abandon) to playing computer games，Wang Ping has fallen behind the other students in his studies.4．After the earthquake, the first thing the local government did was to provide accommodations (accommodate) for the homeless families.5．They were about to watch(watch) their favourite movie when they heard a strange noise coming from outside.维度2——在空白处填入一个适当的词6．(浙江卷)Your performance as a student will be excellent if you develop a habit of reflecting on/upon how you learn.7．Ordinary woman though she is, she tries every means to make people aware of the importance of the environmental protection.8．He was obviously in some kind of trouble，but I didn't know how I could help him out．9．—Where do you plan to work?—I've made up my mind to go where I'm most needed.10．It's about a time when there were black slaves in North America.维度3——查缺补漏11．The dispute has dragged(drag) on for months.12．With economy developing at great speed, China has witnessed (witness) dramatic changes over the past 40 years.13．Being educated (educate) in a famous university is what most students wish for.14．After I heard the terrifying news, nothing could have stopped me from feeling scared (scare) to death.15．He turned around and narrowly (narrow) escaped being hit by a car.语篇练习——提升能力提能一　单元话题语篇练根据P20—21教材课文内容，在空白处填入1个适当的单词或括号内单词的正确形式The story is about how the killers helped whalers catch huge whales.And it was when the writer was working at the whaling station 1．that he witnessed it with his own eyes.Old Tom, one of the killers often led George, the writer and other whalers to the spot, 2.where a pack of about six other killers 3.were attacking(attack) a whale.While some were throwing themselves on top of the whale's blow­hole to stop it 4.breathing(breathe), others were stopping it diving or fleeing out to sea.And 5.finally(final), when the whaler killed the whale with harpoon, they dragged the dead whale down into the 6．depths(deep) of the sea and ate up its lips and tongue.After 24 hours, they brought it to the surface, 7．waiting(wait) for the whalers to bring in the body.It's 8.astonishing(astonish) to know Old Tom and the other killers never harmed or attacked people, instead, they helped and saved them when they were 9.in trouble.For example, when James was once washed off the boat and struggled in the water, it was Old Tom that held him up in the water until they 10.got(get) the boat back to James.提能二　单元话题写作练1．补全要点句(加黑体部分请利用本单元所学词汇)①众所周知，在海洋深处有各种资源。As we all know, there are varieties of resources at the depth of the ocean．②过去的十年目睹了很多海洋生物的灭绝。The past decade has witnessed that many marine creatures have died out.③海洋污染受到全球极大的关注。Marine pollution has been greatly concerned by the whole world.④我们应该使人们意识到保护海洋的重要性，因为保护海洋就是保护人类。We must make people aware of the importance of protecting the ocean. As a matter of fact, to protect the ocean is to protect human beings.⑤政府应督促立即采取措施保持生态平衡。The government should urge immediate measures to keep the balance of nature.⑥无论多么大的困难，我们绝不放弃保护海洋。No matter how great the difficulty is, we will never abandon protecting the ocean．2．升级平淡句利用倒装句式升级句⑥No matter how great the difficulty is, never will we abandon protecting the ocean.3．衔接成美文(注意利用适当的过渡衔接词汇：however，therefore，on one hand，on the other hand) As we all know, there are varieties of resources at the depth of the ocean.However, the past decade has witnessed that many marine creatures have died out.Therefore, marine pollution has been greatly concerned by the whole world .On one hand, we must make people reware of the importance of protecting the ocean. As a matter of fact, to protect the ocean is to protect human beings.On the other hand, the government should urge immediate measures to keep the balance of nature.No matter how great the difficulty is，never will we abandon protecting the ocean.