新教材高中英语Unit2课件 人教版必修第二册

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新教材高中英语Unit2课件 人教版必修第二册

Unit 2 WILDLIFE PROTECTION Section A Listening and Speaking 核心词汇 词汇一   illegal adj. 不合法的;非法的 ◆教材原句 Stop illegal hunting immediately 立即停止非法狩猎 ◆要点必记 ( 1 ) illegal immigrants 非法移民 illegal drugs 违禁药品 illegal activities 非法活动 an illegal act 违法行为 illegal parking 违章停车 It is illegal to do sth. 做某事是违法的。 ( 2 ) legal adj. 合法的 illegally adv. 不合法地;非法地 ◆学法点拨 il- 是否定前缀,意为“不,非” illogical 不合逻辑的 illimitable 无限的 题组练 · 领悟方法 词汇二   hunt vt. & vi. 打猎;搜寻;追捕 n. 搜寻;搜索;打猎 ◆要点必记 ( 1 ) hunt for 寻找( =search for ) go hunting 去打猎 the hunt for the missing child 搜索失踪儿童 ( 2 ) hunter n. 猎人 ◆归纳拓展 go swimming 去游泳 go fishing 去钓鱼 go camping 去野营 go shopping 去购物 go hiking 去远足 go boating 去划船 go skating 去滑冰 ◆单句语法填空   ( 1 ) It is illegal      ( sell ) tobacco to someone under 16. ( 2 ) According to the child protection law , it is      ( legal ) to employ children. ◆单句写作 ( 3 )           (非法移民) are sent back across the border if they are caught. ( 4 ) They were involved in           (非法活动) . ( 5 ) 在那个国家,杀死麻雀是违法的。 Killing sparrows         in that country. =             kill sparrows in that country. to sell illegal Illegal immigrants illegal activities is illegal It is illegal to ◆单句语法填空   ( 1 ) They have decided to go      ( hunt ) this weekend. ( 2 ) They are still hunting      the missing child , who disappeared last Sunday after attending her friend’s birthday party. ( 3 ) The hunt      the injured climber continued throughout the night. ◆单句写作 ( 4 ) They           (过去常常去打猎) and saw it as a noble entertainment. ( 5 ) They went to the island to       (寻找) the buried jewellery. hunting for for used to go hunting hunt for 词汇三   immediately adv. 立刻 conj. 一 …… 就 …… ◆学法点拨 immediately 除用作副词外,还可用作连词,相当于 as soon as ,表示“一 …… 就 ……” 。 Immediately you begin to speak , he gives you his full attention. 你一开始说话,他就会全神贯注地听。 ◆要点必记 immediate adj. 立即的;当前的 immediate action 立即行动 immediate interests 眼前利益 ◆归纳拓展 立刻,马上 at once; right now; right away ◆单句语法填空 ( 1 )[词汇复现] All hunters must stop hunting wild animals      ( immediate ) . ( 2 )       ( immediate ) she’d gone , I remembered her name. ◆单句写作 ( 3 ) I will contact you                (我一到那里) . ( 4 ) The boss ordered them to             (立即采取行动) . immediately Immediately immediately I arrive there take immediate action 词汇四   on earth (放在疑问词之后表示强调)究竟;到底 ◆教材原句 What on Earth Are We Doing to Our Planet? 我们到底在对地球做什么? ◆学法点拨 ( 1 ) on earth“ 究竟,到底”,放在疑问词 what , how , why , where , who 等之后表示强调,用于询问令人惊讶或生气的事。 ( 2 )“在地球上”的表达法: on earth/Earth on the earth/Earth ◆单句写作 ( 1 )[词汇复现]猎人究竟为什么要射杀这些动物 ? _______ ______ ________ do the hunters shoot these animals? ( 2 ) 你那么做究竟为了什么? _______ ______ ________ did you do that for? ( 3 ) 他是世界上最有影响力的人。 He is the most powerful ______ ______. Why on earth What on earth on earth 词汇五   die out 灭亡 ; 逐渐消失 ◆教材原句 Our planet’s      is dying out at an alarming rate. 我们地球的 …… 正在以惊人的速度消亡。 ◆要点必记 die out (家族、物种等)灭绝;(风俗、习惯等) 逐渐消失 die away (声音、光线、风等)逐渐减弱, 逐渐消失 die off 相继死去,先后死去(直到死光) die down (火、兴奋程度等)减弱,平息; ( =die away )(声音、光线等)变弱,消失 ◆单句语法填空 ( 1 ) The wild population of koalas is in danger of dying       , so we should take steps to protect them. ( 2 ) Some old customs are slowly dying      in China. ( 3 ) The fire died      , so we put more coal. ( 4 ) The sound of the car died      in the distance. ( 5 ) This species has nearly died      because its habitat is being destroyed. ( 6 ) Many trees are dying      for lack of water.     out out out down away/down off 词汇六   alarming adj. 惊人的;使人惊恐的 ◆要点必记 alarm vt. 使惊恐;使害怕;使担心 n. 恐慌; 警报;警报器 in alarm 惊恐地 air alarm 空袭警报 an alarm system 警报系统 a fire alarm 防火警报器 ◆单句写作 ( 1 ) 雨林正以惊人的速度消失。 The rainforests are disappearing______ ______ ______ _______ . ( 2 ) “你都做了些什么?”埃莉惊恐地喊道。 “ What have you done?” Ellie cried ______ ______ . at an alarming rate in alarm 词汇七   rate ( 1 ) n. 速度;(比)率 ( 2 ) vt. 划分等级 ◆教材原句 Our planet’s      is dying out at an alarming rate . 我们地球的 …… 正在以惊人的速度消亡。 ◆要点必记 ( 1 ) first-rate 一流的 the birth/death rate 出生率 / 死亡率 at a steady rate 以平稳的速度 rating n. 等级;级别 ( 2 ) at a rate of 以 …… 的速度,以 …… 的 比率 at a/the speed of 以 …… 的速度 at an average rate of 5 kilometres an hour 以平均每小时 5 千米的速度 ◆单句写作 ( 1 ) 大多数人步行的平均速度为每小时 5 千米。 Most people walk ______ ______ ______ ______ _______ 5 kilometres an hour. ( 2 ) 那里的地方企业正在以每年三家的速度关闭。 Local businesses there are closing ______ ______ ______ _______ three a year. ( 3 ) 到目前为止飞船一直在以平稳的速度飞行。 So far the spacecraft’s been traveling______ ______ ______ _______. at an average rate of at a/the rate of at a steady rate ◆单句语法填空 ( 1 )[词汇复现] Some hunters have illegally hunted wild animals , leading to mass       ( extinct ) of them. ◆单句写作 ( 2 ) According to Jack , it is global warming that_________________________________ (导致许多动物的灭绝) . ( 3 ) Conservationists are trying to                    (保护鲸以防止其灭绝) . ( 4 ) The species              (濒临灭绝) . extinction leads to the extinction of many animals preserve the whale from extinction is close to extinction 词汇八   extinct adj. 已灭绝的 ◆教材原句 Between 150 and 200 species are becoming extinct every day. 每天有 150 到 200 个物种灭绝。 ◆要点必记 ( 1 ) an extinct volcano 死火山 an extinct species 已灭绝的一个物种 ( 2 ) extinction n. 灭绝 be close to extinction 濒临灭绝 preserve endangered species from extinction 保护濒危物种不致灭绝 lead to the extinction of many animals 导致许多动物的灭绝 词汇九   mass ( 1 ) adj. 大量的;广泛的 ( 2 ) n. 大量;堆;群 ◆教材原句 This mass extinction is caused by hunting , habitat    , and pollution . 这种大量的灭绝是由狩猎、栖息地 …… 和污染造成的。 ◆要点必记 a mass of/masses of 众多;大量 have a broad base of the masses 有广泛的群众基础 a mass of sand 一堆沙 a mass of treasure 大宗财宝 ◆学法点拨 a mass of/masses of“ 众多,大量”,可修饰可数名词,也可修饰不可数名词,谓语动词的单复数要和 of 后面名词单复数形式保持一致。 ◆单句语法填空   ( 1 ) I’ve got      ( mass ) of work to do. ( 2 )[ 2016· 全国 Ⅱ 卷] Some people may think that a garden is no more than plants , flowers , patterns and masses      color. ( 3 ) There      ( be ) masses of people in the shops yesterday. ◆单句写作 ( 4 ) Beijing Opera_______________________________                                    (有广泛的群众基础) . ( 5 ) The villagers found                (大量财宝) when they built a house. has a broad base of the masses a mass of treasure masses of were 词汇十   aware adj. 知道;发觉;有 …… 意识的 ◆教材原句 We must make people aware of the problem and help    the endangered wildlife before it’s too late! 我们必须让人们意识到这个问题,帮助 …… 濒危野生动物,否则就太晚了! ◆要点必记 ( 1 ) be/become aware of/that... 知道 …… ; 意识到 …… make sb. aware of/that... 使某人意识到 …… raise the awareness of... 提高 …… 的意识 arouse one’s awareness of... 唤起某人对 …… 的意识 ( 2 ) unaware adj. 没察觉的,不知道的 awareness n. 认识,意识 ◆单句语法填空 ( 1 )[ 2017· 浙江卷] At the sight of the scene , they were aware      what had happened. ( 2 ) Are you aware      there is danger? ◆单句写作 ( 3 )[ 2018· 江苏卷] The customers ________ ________ _______ 没有意识到) eating more than usual. ( 4 ) They suddenly________ ________ _______ (意识到) people looking at them. ( 5 ) People should ________ ________ _______ _______ (提高 …… 意识) environmental protection. raise the awareness of became aware of of that aren’t aware of/ are unaware of 词汇十一   endanger vt. 使遭受危险;危害 ◆教材原句 We must make people aware of the problem and help      the endangered wildlife before it’s too late! 我们必须让人们意识到这个问题,帮助 …… 濒危野生动物,否则就太晚了! ◆要点必记 ( 1 ) endangered adj. 有危险的;濒临灭绝的 endangered animals 濒危动物 an endangered species 濒危物种 ( 2 ) in danger of ( doing ) sth. 处于(做)某 事的危险中 out of danger 脱离危险 be a danger to sb. /sth. 对某人 / 某物有危险 be dangerous for 对 …… 有危险 It is a danger/dangerous to do sth. 做某事是一件危险的事 / 危险的。 ◆单句语法填空   ( 1 )[词汇复现] Some wild animals are       ( endanger ) and their habitats have been threatened , too. ( 2 ) We argued him out of going on such a       ( danger ) journey. ( 3 ) Levels of waste from the factory may be a danger      public health. ◆单句写作 ( 4 ) Nature reserves have protected                (许多濒危动物) from decreasing in number. ( 5 ) You are         (有 …… 危险) catching a cold if you don’t take any medicine. endangered dangerous to many endangered animals in danger of 词汇十二   average ( 1 ) n. 平均数;平均水平   ( 2 ) adj. 平均的;正常的;普通的 ◆教材原句 How many elephants are killed on average every day? 平均每天有多少头大象被杀害? ◆要点必记 ( 1 ) on ( the ) average 平均 an average of 平均有 …… above/below average 平均水平以上 / 下 ( 2 ) the average rainfall of... …… 的平均降雨量 an average age of...…… 的平均年龄 average build/height 中等身材 / 平均身高 the average size 平均大小 词汇十三   make progress 取得进步 ◆教材原句 China has made a lot of progress . 中国已经取得了很大的进步。 ◆要点必记 make progress in... 在 …… 方面取得进步 make some/great progress 取得一些 / 巨大进步 make slow/steady/rapid/good progress 取得缓慢的 / 平稳的 / 迅速的 / 良好的进展 ◆误区警示 progress 是不可数名词,不能用 a/an 修饰,没有复数形式。 ◆单句语法填空   ( 1 ) The province’s rainfall this year is      average. Many plants are short of water and have been dead. ( 2 )      average , 90% of the students per class in this school are experienced in studying maths. ( 3 )[ 2015· 重庆卷] Last year was the warmest year on record , with global temperature 0. 68℃      _______ the average. ◆单句写作 ( 4 ) My English is_______ ________ (在平均水平之上) . ( 5 ) _______ ________ (平均起来), each member earns $ 5 per hour. ( 6 ) _______ ________ _______ ( …… 的平均数) 3 , 4 and 11 is 6. below On above above average On average The average of ◆单句写作 ( 1 ) With the help of the teachers and his classmates , Li Lei_______________________ (在 …… 方面取得进步) his study recently. ( 2 ) The report shows that we are             (取得快速的进步), but we need to make greater efforts. ( 3 ) It is hard to imagine                 ( 他们取得的进步) in the past few months. has made progress in making rapid progress what progress they have made 词汇十四   be concerned about 对 …… 关切的;为 …… 担忧的 ◆教材原句 I’ m concerned about the African elephants. 我很担心非洲象。 ◆要点必记 concern vt. 涉及;让 …… 担忧 n. 担心,忧虑;关注;利害关系 concerned adj. 担心的;关切的 concern oneself about 关心,挂念 with concern 关切地 show concern about/for 对 …… 表示担心 / 关心 as far as sb. /sth. is concerned 就 …… 而言 be concerned with 与 …… 有关;涉及 ◆一言辨异 As far as I am concerned , educators should be concerned about the problems that are concerned with the healthy growth of the children and concern themselves with / in the work of education. 依我之见, 教育工作者应该关心与儿童健康成长有关的问题,并使自己参与教育工作。 ◆单句语法填空 ( 1 ) As far as I’m      ( concern ), the idea is crazy. ( 2 ) In fact , John has never been      ( concern ) about what others think of him. ( 3 ) My teacher is looking at me      concern. ( 4 ) Several parents showed their great concern      their children’s safety at school. ( 5 ) The meeting was concerned      the system reforms and everyone present was concerned      their own interests. ( 6 ) What      ( concern ) me is our lack of preparation for the change. concerned concerned with about with about concerns ◆单句写作 ( 7 ) The          (忧心忡忡的家长) were all_________________ (担心) the children’s safety. ( 8 )              (就我而言), reading English newspapers is of great help to our English study. ( 9 ) Please come here on time. The matter              (与 …… 有关) all of you. is concerned with As far as I am concerned concerned parents concerned about ◆单句写作( 1 )[词汇复现] They have to search for new habitats and try to_________________________ (适应新环境) . ( 2 ) Three of her novels             (已被改编成) television series. ◆ 辨析填空( adapt/adopt ) ( 3 ) They have no children of their own , but they’re hoping to      . ( 4 ) That article is      from a song. ( 5 ) I think it’s time to      a different strategy in my dealings with him. ( 6 ) The good thing about children is that they      very easily to new environments. adopt adopt adapted adapt adapt to new environments have been adapted for 词汇十五   adapt ( 1 ) vi. 适应 ( 2 ) vt. 使适应;使适合;改编,改写 ◆教材原句 Elephants need large living spaces , so it’s difficult for them to adapt to the changes. 大象需要大的生存空间,因此对它们来说适应变化是困难的。 ◆要点必记 adapt to sth. 适应某事 adapt ( oneself ) to (使自己)适应 …… ( to 是介词) be adapted for 被改编成 …… be adapted from 改编自 …… ◆学法点拨 apt 适合→ adapt [根义](使)适合→[多义] ①使)适应 ② 改编,改写 opt 选择→ adopt [根义]选取→[多义] ①采取,采用②收养,领养 词汇十六   measure ( 1 ) n. 措施;方法(常用复数) ( 2 ) v. 测量;度量;估量 ◆教材原句 What measures are being taken to help them? 正在采取什么措施来帮助它们? ◆要点必记 make... to one’s own measure 依照某人的尺寸做 …… take measures to do sth. ( =take steps / action to do sth. ) 采取措施做某事 beyond measure 非常大;非常多;极其 measure...by... 用 …… 来衡量 …… ◆误区警示 measure 意为“某物长 / 宽 / 高为 ……” 时是不及物动词,不能用于被动语态,也不能用于进行时态。 词汇十七   pressure n. 压力;要求 ◆教材原句 The authorities are under pressure to build elephant parks and tell people not to buy elephant products. 政府正面临建设大象公园并告诫人们不要购买大象产品的压力。 ◆要点必记 under pressure 在压力下;承受压力( pressure 前无任何冠词) under the pressure of... 在 …… 的压力下 put pressure on sb. 给某人施加压力 reduce pressure 减轻压力 give in to pressure 屈服于压力 blood pressure 血压 ◆词语积累 press v. 按,压 ◆单句语法填空 ( 1 ) The little child would like to have his height       ( measure ) . ( 2 ) It’s believed that education shouldn’t       ( measure ) only by exam results. ( 3 ) The bed       ( measure ) 1.8 metres long and it’s too short for the young man. ( 4 ) Oh , sir , you’ll need to get a suit made       your own measure. ( 5 )[词汇复现] Some government departments must take effective measures       ( prevent ) our environment from being polluted further. ◆单句写作 ( 6 ) The gentle father      a dress                  (为他的女儿量身定做) . ( 7 ) The government should                        (采取措施保护地球) . take measures to protect the earth made to his daughter’s measure measured be measured measures to to prevent
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