Unit 4 Amazing Plants and Animals Section A (1a-1d) （课件） 人教版（2024）八年级英语上册

Unit 4 Amazing plants and animalsSection A (1a-1d)moss 苔藓/mɒs/blue whale 蓝鲸/bluː weɪl/redwood tree 红杉树/ˈredwʊd/cheetah 猎豹/ˈtʃiːtə/60 years old70 years old80 years oldoldolderoldesteldereldestbigbiggerbiggestlargelargerlargestheavyheavierheaviestbeautifulmore beautifulmost beautiful形容词和副词的最高级规则变化1.一般在形容词和副词词尾2. 以不发音字母e结尾3.重读闭音节4.以“辅音字母+y”结尾5.多音节和部分双音节mossThe moss is the oldest on earth. oldestredwood treetallThe redwood tree is the tallest. What's amazing about the redwood tree?blue whalebiglargeheavyThe blue whale is the biggest/largest/heaviest.What's amazing about the blue whale?cheetahfastThe cheetah runs the fastest. What's amazing about the cheetah?n.行动；行为/'ækʃn/单词记忆法固定搭配action movie 行动影片take action 采取措施拓展act v.行动;表现;表演actor n.演员;行动者;参与者actress n.女演员;女表演者actional adj.行动的;动态的act +ion = actionn.百分之...adj/adv.每一百中/pə(r)'sent/拓展per cent n.百分之...固定搭配基数词+ percent + of +名词/代词n.行星/'plænɪt/v.贮存；存贮n.百货商店；商店/stɔ:(r)/拓展supermarket n.超市shop n.超市n.蜂巢/'hʌnikəʊm/单词记忆法honey + comb = honeycomb拓展comb n.巢穴v.交通；交流/kə,mju:nɪ'keɪt/固定搭配communicate with sb.与...沟通拓展communication n.交通；交流n.生态系统/'i:kəʊ,sɪstəm/v.保护；防护/prə'tekt/固定搭配protect ... from/against... 保护...免受/遭...拓展protection n.保护；防卫n.重要性/ɪm'pɔ:(r)tns/固定搭配the importance of (doing) sth. 做某事的重要性拓展important adj.重要的n.标题；题目；名称/'taɪtl/固定搭配the title of ...的标题n.人adj.人的；人类的/'hju:mən/拓展human--humansn.蚂蚁/ænt/v.使失望/,dɪsə'pɔɪnt/拓展disappointment n.失望disappointed adj.失望的disappointing adj.令人失望的n.幸福；快乐/'hæpɪnəs/拓展happy adj.高兴的happily adv.高兴地n.吨/tʌn/n.豌豆/pi:/n.蘑菇；伞菌/'mʌʃrʊm/adj.极小的；微小的/'taɪnɪ/n.作用；职能；角色/rəʊl/固定搭配play a role 发挥作用；有影响 = play a part inplay a role in 在...方面发挥作用n.气候/'klaɪmət/拓展climatic adj.气候的;受气候影响的n.大海；海洋/'əʊʃn/固定搭配the Pacific Ocean 太平洋the Atlantic Ocean 大西洋the Indian Ocean 印度洋the Arctic Ocean 北冰洋prep.除...之外conj.除了/ɪk'sept/辨析adj.生机勃勃的；（色彩）鲜艳的/'laɪvlɪ/单词记忆法辨析live + ly = lively0203sailfish/'seɪlfɪʃ/旗鱼swimfastest04African elephantstrongestbutterfly/ˈbʌtə(r)ˌflaɪ/蝴蝶havethe mostbeautiful winggiraffetallest01bamboo[ˌbæmˈbuː]竹子most useful06rose[rəʊz]玫瑰beautiful05ginkgotree['gɪŋkgəʊ]银杏树most ancient07Yaming: I'm starting a test on 1.________________________.Emma: Sounds fun.Yaming: First question.2._________________________________?Emma: It's the blue whale.Yaming: It's also 3._________________ (heavy)animal on earth.Next question.4.__________________________________?Emma: The cheetah runs the fastest.Yaming: I think it's____________________ (beautiful) animal in the world.animals and plantsWhat's the largest animal in the worldthe heaviestWhich animal runs the fastestthe most beautifulYaming: What's the oldest plant in the world?Emma: I'm not sure.Do you have any idea?Yaming: I think moss is _______________________.A: one of the oldest plantB: the oldest one of plantC: one of the oldest plants.Ctallshortheavybeautifulfunnyhard-workinglong hairround facebig eyeswork hardplay volleyball wellshort hairsing welldance well... is the tallest in our class.... has the longest hair of all the students.... plays volleyball the best.Group work 寻找班级之最，每组派五个代表展示。You are the best!HomeworkMust do: Choose a plant or an animal and make a poster.Choose to do: Write a passage about amazing plants and animals using the superlative.