Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册

2026-01-15
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学段 初中
学科 英语
教材版本 初中英语外研版八年级下册
年级 八年级
章节 Unit 5 Looking into nature
类型 课件
知识点 -
使用场景 同步教学-新授课
学年 2026-2027
地区(省份) 全国
地区(市) -
地区(区县) -
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文件大小 269.50 MB
发布时间 2026-01-15
更新时间 2026-01-15
作者 missxie02
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审核时间 2026-01-15
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外研社八年级英语(下) 单词讲解课件 Unit 5 Looking into nature 讲解内容 经典例题 例句翻译 常用搭配 读音、词性 新单词(预习) New words dinosaur n. 恐龙 feather n. 羽毛,翎 feather-covered adj. 羽毛覆盖的 lizard n. 蜥蜴 amber n. 琥珀 whether conj. 是否(用于表示选择或对某事不确定) species n. 物种 unknown adj. 不知道的,未知的 northern adj. 北部的 African adj. 非洲的,非洲人的 belief n. 观点 fully adv. 完全地;充分地;彻底地 unlock v. 解锁 unlock the secrets of sth 揭开某事的秘密 finding n. 发现,(调查、研究等的)结果 newspaper n. 报纸 writing n. 写作,著书 style n. 风格 method n. 方法,办法 text n. 文字材料 alive adj. 变得兴味盎然,生动起来 argument n. 论点,论据 新单词(预习) New words board n. 布告牌,公告牌 model n. 模型 planet n. 行星 true adj. 符合事实的,真的,真实的 clear v. 清除;清理 upload v. 上载,上传 whale n. 鲸 boiling adj. 很热的,滚热的 chemical n. 化学物质 react v. 起化学反应 endless adj. 无数的,无限的 country n. 国,国家 sight n. 视力,视觉 anybody pron. 任何人 magnifier n. 放大镜 wealth n. 财富 prize n. 奖品,奖赏 hardly adv. 几乎不 belong v. 应在(某处) belong to 属于 granddaughter n. 孙女;外孙女 softly adv. 轻柔地,柔和地 dinosaur dinosaur /ˈdaɪnəsɔː(r)/n. 恐龙 【常见搭配】 dinosaur fossils, see dinosaurs in a museum 【原文例句】 For hundreds of years, people believed that dinosaurs looked like huge lizards. 【中考考点】 可数名词。 【经典例题】 Children are often fascinated by ________. A. dinosaurs B. dragons C. monsters D. animals 答案:A feather feather /ˈfeðə(r)/n. 羽毛,翎 【常见搭配】 bird feathers, as light as a feather 【原文例句】 … they found the tail of a dinosaur – with feathers. 【中考考点】 可数名词。 【经典例题】 The pillow is filled with soft ________. A. leather B. feather C. feathers D. weather 答案:C feather-covered feather-covered /ˈfeðəˌkʌvəd/adj. 羽毛覆盖的 【常见搭配】 feather-covered arms/wings 【原文例句】 … raises its beautiful feather-covered arms, and… 【中考考点】 复合形容词,作定语。 【经典例题】 The ancient bird had ________ wings. A. feather-cover B. feather-covered C. covered-feather D. feathers-covered 答案:B lizard lizard /ˈlɪzəd/n. 蜥蜴 【常见搭配】 a small lizard, lizard species 【原文例句】 For hundreds of years, people believed that dinosaurs looked like huge lizards. 【中考考点】 可数名词。 【经典例题】 A ________ can often be seen running quickly on a sunny wall. A. lion B. lizard C. tiger D. bear 答案:B amber amber /ˈæmbə(r)/n. 琥珀 【常见搭配】 a piece of amber, amber jewelry 【原文例句】 However, thanks to a piece of amber, scientists now know that this idea is wrong. 【中考考点】 不可数名词。 【经典例题】 ________ is a fossilized tree resin that is often used in jewelry. A. Amber B. Diamond C. Gold D. Silver 答案:A whether whether /ˈweðə(r)/conj. 是否(用于表示选择或对某事不确定) 【常见搭配】 whether… or not, know/wonder/discuss whether… 【原文例句】 They can tell us whether dinosaurs had feathers, but that’s not all. 【中考考点】 连词,引导宾语从句或状语从句。常与or not 连用。 【经典例题】 I’m not sure ________ he will come tomorrow. A. if B. whether C. that D. what 答案:B species species /ˈspiːʃiːz/n. 物种 【常见搭配】 endangered species, a rare species, human species 【原文例句】 This species no longer grows in this area. 【中考考点】 单复数同形。 【经典例题】 The panda is an endangered ________. A. specie B. species C. spices D. special 答案:B unknown unknown /ˌʌnˈnəʊn/adj. 不知道的,未知的 【常见搭配】 an unknown number/place, remain unknown 【原文例句】 Thanks to amber, more than 300 unknown species have been discovered. 【中考考点】 形容词,作定语或表语。反义词为known。 【经典例题】 The cause of the fire is still ________. A. unknow B. unknown C. knowing D. known 答案:B northern northern /ˈnɔːðən/adj. 北部的 【常见搭配】 northern hemisphere(北半球),northern Europe 【原文例句】 A piece of amber from Northern Europe, for example, holds a flower. 【中考考点】 形容词。名词为north。 【经典例题】 They come from the ________ part of the country. A. north B. northern C. northward D. northerly 答案:B African African /ˈæfrɪkən/adj. 非洲的,非洲人的 【常见搭配】 African elephants, African culture 【原文例句】 In a piece of amber from Africa, scientists found 13 ants. 【中考考点】 形容词。名词为Africa(非洲)。 【经典例题】 ________ wildlife is very famous all over the world. A. Africa’s B. African C. Africas D. Africa 答案:B belief belief /bɪˈliːf/n. 观点 【常见搭配】 religious belief, beyond belief(难以置信),hold the belief that… 【原文例句】 The discovery of this African species has changed old beliefs about the history of ants. 【中考考点】 可数/不可数名词。动词为believe。 【经典例题】 It is my ________ that honesty is the best policy. A. believe B. believes C. belief D. beliefs 答案:C fully fully /ˈfʊli/adv. 完全地;充分地;彻底地 【常见搭配】 fully understand/aware, fully developed 【原文例句】 However, it‘s still not fully understood. 【中考考点】 副词,修饰动词或形容词。形容词为full(满的;完全的)。 【经典例题】 I don’t ________ agree with your opinion. A. full B. fully C. fill D. filled 答案:B unlock unlock /ˌʌnˈlɒk/v. 解锁 【常见搭配】 unlock the door/phone 【原文例句】 Then we can use this key to unlock more secrets of nature. 【中考考点】 动词,前缀un- 表示“做相反的动作”。 【经典例题】 I forgot the password to ________ my computer. A. lock B. unlock C. open D. close 答案:B unlock the secrets of sth unlock the secrets of sth揭开某事的秘密 【常见搭配】 unlock the secrets of the universe/nature 【原文例句】 Then we can use this key to unlock more secrets of nature. 【中考考点】 固定动词短语。 【经典例题】 Scientists are working hard to ________ the human brain. A. unlock secrets of B. unlock the secrets of C. unlock secret of D. unlock the secret of 答案:B finding finding /ˈfaɪndɪŋ/n. 发现,(调查、研究等的)结果 【常见搭配】 research findings, the findings of the report 【原文例句】 Choose where you are most likely to read this passage. a) in a popular science magazine about findings in nature 【中考考点】 可数名词,常用复数。 【经典例题】 The ________ of the study were published in a famous magazine. A. find B. finds C. finding D. findings 答案:D newspaper newspaper /ˈnjuːzpeɪpə(r)/n. 报纸 【常见搭配】 read a newspaper, a daily newspaper 【原文例句】 Choose where you are most likely to read this passage. b) in a newspaper report on exhibitions about dinosaurs 【中考考点】 可数名词。 【经典例题】 My father reads the ________ every morning at breakfast. A. news B. newspaper C. magazines D. books 答案:B writing writing /ˈraɪtɪŋ/n. 写作,著书 【常见搭配】 creative writing, in writing(书面形式) 【原文例句】 Writers have different writing styles. 【中考考点】 不可数名词。动词为write。 【经典例题】 She is very good at ________. A. write B. writes C. writing D. written 答案:C style style /staɪl/n. 风格 【常见搭配】 writing style, life style, in style(时髦的) 【原文例句】 Writers have different writing styles. 【中考考点】 可数/不可数名词。 【经典例题】 I like the ________ of this author‘s novels. A. way B. method C. style D. type 答案:C method method /ˈmeθəd/n. 方法,办法 【常见搭配】 teaching method, a method of doing sth. 【原文例句】 They use different methods to achieve their goals. 【中考考点】 可数名词。与way 近义,但 method 更强调系统、科学的方法。 【经典例题】 This is an effective ________ to learn English. A. mean B. means C. method D. way (C和D均可,但C更正式) 答案:C text text /tekst/n. 文字材料 【常见搭配】 read the text, text message(短信) 【原文例句】 These goals include making the text alive… 【中考考点】 可数/不可数名词。 【经典例题】 Please read the ________ carefully and answer the questions. A. textbook B. text C. context D. test 答案:B alive alive /əˈlaɪv/adj. 变得兴味盎然,生动起来 【常见搭配】 come alive, keep the memory alive 【原文例句】 These goals include making the text alive… 【中考考点】 形容词,作表语,不可作定语。表示“活着的;有活力的”。 【经典例题】 The old story was told in a way that made the characters seem ________. A. live B. alive C. lively D. living 答案:B argument argument /ˈɑːɡjumənt/n. 论点,论据 【常见搭配】 a strong argument, get into an argument(争吵) 【原文例句】 … making their arguments strong… 【中考考点】 可数名词。动词为argue(争论;论证)。 【经典例题】 He put forward a good ________ to support his idea. A. argue B. argument C. arguing D. arguable 答案:B board board /bɔːd/n. 布告牌,公告牌 【常见搭配】 notice board, bulletin board, on board(在船/车/飞机上) 【原文例句】 MESSAGE BOARD 【中考考点】 可数名词,一词多义(板;董事会;膳食)。 【经典例题】 The teacher pinned the notice on the ________. A. broad B. board C. bored D. border 答案:B model model /ˈmɒd(ə)l/n. 模型 【常见搭配】 a model plane, role model(榜样) 【原文例句】 You missed Pluto in the model of the solar system. 【中考考点】 可数名词。 【经典例题】 He built a ________ of the Eiffel Tower with matchsticks. A. modal B. model C. module D. modern 答案:B planet planet /ˈplænɪt/n. 行星 【常见搭配】 the planet Earth, other planets 【原文例句】 You missed Pluto in the model of the solar system. There were only eight planets in it. 【中考考点】 可数名词。 【经典例题】 Mars is a ________ in our solar system. A. star B. planet C. moon D. sun 答案:B true true /truː/adj. 符合事实的,真的,真实的 【常见搭配】 come true(实现),true friend, be true to oneself 【原文例句】 In 2006, scientists agreed that a true planet must… 【中考考点】 形容词。名词为truth(真理;事实)。副词为truly(真正地)。 【经典例题】 Is the story ________? A. truth B. truly C. true D. truely 答案:C clear clear /klɪə(r)/v. 清除;清理 【常见搭配】 clear the table, clear one’s throat(清嗓子),clear up(清理;放晴) 【原文例句】 … can clear things in its way 【中考考点】 动词,一词多义。作形容词时意为“清晰的;晴朗的”。 【经典例题】 Please ________ the dishes after dinner. A. clean B. clear C. cleanly D. clearly 答案:B upload upload /ˌʌpˈləʊd/v. 上载,上传 【常见搭配】 upload a file/photo/video 【原文例句】 Please upload your passage by 30 June. 【中考考点】 动词,反义词为download(下载)。 【经典例题】 You need to ________ your homework to the school website. A. download B. upload C. load D. unload 答案:B whale whale /weɪl/n. 鲸 【常见搭配】 blue whale, whale watching 【原文例句】 Some whales make long, low sounds during swimming. 【中考考点】 可数名词。 【经典例题】 The ________ is the largest animal in the world. A. shark B. dolphin C. whale D. fish 答案:C boiling boiling /ˈbɔɪlɪŋ/adj. 很热的,滚热的 【常见搭配】 boiling water, boiling hot 【原文例句】 A boiling river in the Amazon Rainforest 【中考考点】 形容词,由动词boil(煮沸)的现在分词转化而来。 【经典例题】 Be careful! The soup is ________. A. boil B. boiled C. boiling D. boils 答案:C chemical chemical /ˈkemɪk(ə)l/n. 化学物质 【常见搭配】 harmful chemicals, chemical reaction 【原文例句】 Maybe there are some chemicals in the water. They can react. 【中考考点】 可数名词。形容词为chemical(化学的)。 【经典例题】 Some ________ can pollute the environment. A. chemist B. chemistry C. chemical D. chemicals 答案:D react react /riˈækt/v. 起化学反应 【常见搭配】 react with, react to(对…作出反应) 【原文例句】 Maybe there are some chemicals in the water. They can react. 【中考考点】 动词。名词为reaction(反应)。 【经典例题】 How did he ________ to the news? A. act B. action C. react D. reaction 答案:C endless endless /ˈendləs/adj. 无数的,无限的 【常见搭配】 endless possibilities, endless talk 【原文例句】 This person was Wang Wencai, a plant scientist with endless curiosity. 【中考考点】 形容词,由end(末端)加后缀-less(无…的)构成。 【经典例题】 The desert seemed ________. A. end B. ending C. endless D. ended 答案:C country country /ˈkʌntri/n. 国,国家 【常见搭配】 all over the country, developing country 【原文例句】 Wang Wencai explored China to record plants of the country for over 70 years. 【中考考点】 可数名词。注意与countryside(农村)的区别。 【经典例题】 Japan is an island ________. A. city B. town C. country D. village 答案:C sight sight /saɪt/n. 视力,视觉 【常见搭配】 lose one’s sight, out of sight(看不见) 【原文例句】 Her sight is beginning to go. 她的视力开始下降。 【中考考点】 不可数名词。作“景象;名胜”时为可数名词。 【经典例题】 With the help of glasses, his ________ became better. A. sight B. see C. saw D. seeing 答案:A anybody anybody /ˈenibɒdi/pron. 任何人 【常见搭配】 anybody else, if anybody 【原文例句】 Hello, is there anybody there? 喂,那里有人吗? 【中考考点】 不定代词,用于否定句、疑问句或条件句,相当于 anyone。 【经典例题】 Is there ________ in the classroom? A. anybody B. somebody C. nobody D. everybody 答案:A magnifier magnifier /ˈmæɡnɪfaɪə(r)/n. 放大镜 【常见搭配】 use a magnifier 【原文例句】 With a magnifier in hand, he still carried on with his research for another 10 years. 【中考考点】 可数名词。动词为magnify(放大)。 【经典例题】 He used a ________ to read the small print. A. microscope B. telescope C. magnifier D. glasses 答案:C wealth wealth /welθ/n. 财富 【常见搭配】 a man of wealth, a wealth of information(大量信息) 【原文例句】 Despite his huge success, Wang seldom thought about personal honour or wealth. 【中考考点】 不可数名词。形容词为wealthy(富有的)。 【经典例题】 Health is more important than ________. A. wealthy B. wealth C. health D. healthy 答案:B prize prize /praɪz/n. 奖品,奖赏 【常见搭配】 win a prize, Nobel Prize 【原文例句】 She stepped up to receive her prize. 她走上前去领奖。 【中考考点】 可数名词。 【经典例题】 She won first ________ in the singing competition. A. price B. prize C. praise D. present 答案:B hardly hardly /ˈhɑːdli/adv. 几乎不 【常见搭配】 hardly any, hardly ever 【原文例句】 Although he received the First Class Award of National Natural Science Awards twice, he hardly mentioned it. 【中考考点】 副词,表示否定意义,置于实义动词之前或助动词之后。 【经典例题】 I can ________ believe my eyes. A. hard B. hardly C. hardness D. hardy 答案:B belong belong /bɪˈlɒŋ/v. 应在(某处) 【常见搭配】 belong to, belong in/with 【原文例句】 For him, the award belonged to the team, and he was just doing his job. 【中考考点】 动词,不用于进行时。后常接to。 【经典例题】 This book ________ me. A. is belonged to B. belongs to C. is belonging to D. belong to 答案:B belong to belong to属于 【常见搭配】 belong to sb./sth. 【原文例句】 For him, the award belonged to the team, and he was just doing his job. 【中考考点】 固定动词短语。 【经典例题】 The future ________ the young people. A. belongs to B. is belonged to C. belong to D. belonging to 答案:A granddaughter granddaughter /ˈɡrændɔːtə(r)/n. 孙女;外孙女 【常见搭配】 my granddaughter 【原文例句】 But for a long time, even his granddaughter had no idea. 【中考考点】 可数名词,对应词为grandson(孙子)。 【经典例题】 She takes her ________ to the park every weekend. A. granddaughter B. grandson C. grandfather D. grandmother 答案:A softly softly /ˈsɒftli/adv. 轻柔地,柔和地 【常见搭配】 speak/sing softly 【原文例句】 It softly told people about his lifelong exploration and love of nature. (P78) 【中考考点】 副词,修饰动词。形容词为soft(柔软的;轻柔的)。 【经典例题】 She spoke ________ so as not to wake the baby. A. soft B. softly C. softer D. softness 答案:B 新单词(复习) New words dinosaur n. 恐龙 feather n. 羽毛,翎 feather-covered adj. 羽毛覆盖的 lizard n. 蜥蜴 amber n. 琥珀 whether conj. 是否(用于表示选择或对某事不确定) species n. 物种 unknown adj. 不知道的,未知的 northern adj. 北部的 African adj. 非洲的,非洲人的 belief n. 观点 fully adv. 完全地;充分地;彻底地 unlock v. 解锁 unlock the secrets of sth 揭开某事的秘密 finding n. 发现,(调查、研究等的)结果 newspaper n. 报纸 writing n. 写作,著书 style n. 风格 method n. 方法,办法 text n. 文字材料 alive adj. 变得兴味盎然,生动起来 argument n. 论点,论据 新单词(复习) New words board n. 布告牌,公告牌 model n. 模型 planet n. 行星 true adj. 符合事实的,真的,真实的 clear v. 清除;清理 upload v. 上载,上传 whale n. 鲸 boiling adj. 很热的,滚热的 chemical n. 化学物质 react v. 起化学反应 endless adj. 无数的,无限的 country n. 国,国家 sight n. 视力,视觉 anybody pron. 任何人 magnifier n. 放大镜 wealth n. 财富 prize n. 奖品,奖赏 hardly adv. 几乎不 belong v. 应在(某处) belong to 属于 granddaughter n. 孙女;外孙女 softly adv. 轻柔地,柔和地 感谢聆听 批评指导 Thanks for listening null 1416.0 null 1248.0 1200.0 null 1416.0 null 1344.0 null 1344.0 null 1512.0 null 1440.0 null 1645.7136 null 1536.0 null 1440.0 null 1368.0 null 1416.0 2016.0 null 1608.0 null 1608.0 null 1416.0 1071.02 null 1344.0 null 1200.0 null 1248.0 null 1464.0 null 1416.0 null 1645.7136 $

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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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Unit 5 单词讲解课件- 2025-2026学年外研版英语八年级下册
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