搜索
      点击图片退出全屏预览

      Unit 4 The wonders of nature单元复习课件 (新教材)初中英语人教版八年级下册(2024)

      加入资料篮
      立即下载
      18291985第1页
      点击全屏预览
      1/39
      18291985第2页
      点击全屏预览
      2/39
      18291985第3页
      点击全屏预览
      3/39
      18291985第4页
      点击全屏预览
      4/39
      18291985第5页
      点击全屏预览
      5/39
      18291985第6页
      点击全屏预览
      6/39
      18291985第7页
      点击全屏预览
      7/39
      18291985第8页
      点击全屏预览
      8/39
      还剩31页未读, 继续阅读

      Unit 4 The wonders of nature单元复习课件 (新教材)初中英语人教版八年级下册(2024)

      展开

      这是一份Unit 4 The wonders of nature单元复习课件 (新教材)初中英语人教版八年级下册(2024),共39页。
      Unit review单元复习The wonders of natureUnit 4 Lead in Lead in1. measure 2. located 3. type 4. attract 5. underwater6. distance7. determined 8. bit by bit 9. dive 位于距离水下的测量 类型有决心的 吸引潜水一点一点地 Lead in 话题梳理话题: The wonders of nature (自然奇观)功能: Talk about and compare geography facts.(地理的谈论与比较) Explore how and why people connect with nature. (探索人类与自然的关系)话题梳理Nature考点突破请用 above/over/on 补全句子,每空一词。(1) A light hangs ______ the dining table.(2) He put his coat ______ the sofa.(3) It’s _____ 30℃ today. It’s so hot!1.above/over/on的用法区别over on above 考点突破这三个词都可以表示“在……上”,核心区别在于:above 含义:在……上方(不垂直、无接触),侧重位置高于某物,上下物体间有一定空间,且不一定在正上方;也可表示数量、程度“超过”。例句:A kite is flying above the trees. This city is 2,000 meters above the sea level.1.above/over/on的用法区别考点突破over 含义:在……正上方(垂直、无接触),侧重上下物体在同一条垂直线上,且中间有空间;也可表示越过一段距离。例句:There is a bridge over the river.(河上有一座桥。) He jumped over the fence and ran away. (他跳过了栅栏并且跑掉了。)on 含义:在……上面(有接触),侧重两个物体表面直接贴合。例句:The book is on the desk.(书在桌子上。)1.above/over/on的用法区别考点突破请根据汉语意思,用 survive 或其短语补全英语句子。这些野生动物只能靠少量的水和食物存活。 These wild animals can only _____ _____a little water and food.这种古老的习俗已经从一千年前延续至今。 This ancient custom has ______ ______one thousand years ago till now.2.survive的用法survived fromsurvive on 考点突破survive 是 不及物动词/及物动词,核心含义为 “幸存;存活;艰难度过”。它的常见用法有:单独作动词(1) 不及物动词(后不接宾语)含义:幸存下来例句:Only two people survived in the accident.(这场事故中只有两人幸存。)(2) 及物动词,后接灾难、困难名词,表“从……中幸存”例句:She was lucky enough to survive the big fire.(她很幸运地从大火中幸存。)2.survive的用法考点突破相关短语:survive on 靠……存活 We can only survive on bread and water for a short time.survive from 从……延续下来;从……幸存下来 This custom has survived from the 18th century. He managed to survive from the plane crash. 变形拓展:名词:survival(幸存;生存);survivor(幸存者)2.survive的用法考点突破用 risk 的适当形式或相关搭配补全句子1. We can’t take the ______ of swimming in the deep river.2. Many animals are ______ risk because of pollution.3. The firefighter risked ______ (lose) his life to save the little girl.3.risk的用法risklosingat考点突破 risk 可作名词或动词,含义是“风险;冒险”,具体用法如下:作名词(n.)含义:风险;危险 常见搭配:take a risk (of doing sth.) 冒险(做某事)at risk 处于危险中例句:There is a risk of getting lost in the forest.Don’t take a risk of losing your life to climb that high mountain.These old buildings are at risk of falling down.3.risk的用法考点突破作动词(v.)含义:冒……的风险;使……面临危险常见搭配:risk doing sth. 冒险做某事 注意:后接动词时,必须用动名词形式,不能接不定式。例句:He risked losing his job to help the poor boy.You shouldn’t risk driving so fast on rainy days.3.risk的用法考点突破 risky 是由名词 risk 派生而来的形容词,意思是 “有风险的;危险的;冒险的”。可以修饰名词,放在名词前:Rock climbing is a risky sport for beginners.(攀岩对新手来说是一项冒险的运动。) 也可以作表语,放在系动词(be, seem, look 等)后Driving after drinking seems risky.(酒后驾车看起来很危险。)This business deal is very risky.(这笔生意交易风险很高。)3.risk的用法考点突破用 curious 的适当形式补全句子1. My little sister is always ______ about how the toy car works.2. Many people came to see the old clock just out of ______.3. The girl is ______ to find out the secret of the magic box.4. The strange animal in the zoo is a real ______ for the children.4.curious的用法curiouscuriositycuriouscuriosity考点突破 curious(形容词)意为 “好奇的” 。常见用法与搭配:1. be curious about sth. 对某事感到好奇例句:The little boy is curious about every new thing around him.(这个小男孩对身边每一件新鲜事物都感到好奇。)2. be curious to do sth. 渴望做某事;好奇地想要做某事例句:She is curious to know what’s in the box.(她好奇地想知道盒子里装的是什么。)4.curious的用法考点突破 curiosity(名词)意为 “好奇心;稀奇的人或物”,是 curious 的名词形式。常见用法与搭配:1. out of curiosity 出于好奇心例句:Out of curiosity, he opened the door quietly.(出于好奇心,他悄悄地打开了门。)2. satisfy one’s curiosity 满足某人的好奇心例句:The teacher told us the story to satisfy our curiosity.(老师给我们讲了这个故事来满足我们的好奇心。)4.curious的用法考点突破用所给单词的适当形式填空,变成对应的名词1. The ____________ (develop) of the city is very fast.2. My uncle is a famous _______ (invent).3. Her _______ (happy) made everyone smile.4. We should take part in more outdoor ________ (active).5.构词法developmentinventorhappinessactivity考点突破 本单元出现了由构词法规则构成的名词和形容词。了解构词法的相关知识,可以帮助我们理解和记忆更多单词。 一、名词构词法1. 动词 + -ment → 名词,如: develop(动词,发展)→ development(名词,发展) move(动词,移动)→ movement(名词,移动;运动)2. 动词 + -tion/-ation → 名词,如: invent(动词,发明)→ invention(名词,发明) educate(动词,教育)→ education(名词,教育)5.构词法考点突破3. 动词/形容词 + -ness → 名词,如: happy(形容词,开心的)→ happiness(名词,开心) ill(形容词,生病的)→ illness(名词,疾病)4. 动词 + -er/-or → 名词 表示“人或工具”,如: work(动词,工作)→ worker(名词,工人) invent(动词,发明)→ inventor(名词,发明家)5. 形容词 + -ity → 名词,如: active(形容词,积极的)→ activity(名词,活动) possible(形容词,可能的)→ possibility(名词,可能性)5.构词法考点突破6. 形容词 + -th → 名词,如: dead(形容词,死亡的)→ death(名词,死亡) deep(形容词,深的)→ depth(名词,深度)5.构词法二、形容词构词法1. 名词 + -y → 形容词,如: rain(名词,雨)→ rainy(形容词,下雨的) luck(名词,运气)→ lucky(形容词,幸运的)2. 名词 + -ful → 形容词,如: care(名词,小心)→ careful(形容词,小心的) help(名词,帮助)→ helpful(形容词,有帮助的)考点突破3. 名词 + -less → 形容词,如: care(名词,小心)→ careless(形容词,粗心的) use(名词,用处)→ useless(形容词,无用的)4. 动词 + -ing/-ed → 形容词 -ing:多形容事物“令人……的”,如: interest(动词,使感兴趣)→ interesting(形容词,有趣的) -ed:多形容人“感到……的”,如: interest(动词,使感兴趣)→ interested(形容词,感兴趣的)5.构词法考点突破5. 名词 + -able → 形容词,如: comfort(名词,舒适)→ comfortable(形容词,舒适的) reason(名词,道理)→ reasonable(形容词,合理的)5.构词法 在形容词前加特定前缀,改变原词的词义,常见表“否定”的前缀。1. un- + 形容词,如: happy(形容词,开心的)→ unhappy(形容词,不开心的) usual(形容词,平常的)→ unusual(形容词,不寻常的)考点突破2. im- + 以m/p/b开头的形容词,如: possible(形容词,可能的)→ impossible(形容词,不可能的) polite(形容词,礼貌的)→ impolite(形容词,不礼貌的)3. in- + 形容词,如: expensive(形容词,昂贵的)→ inexpensive(形容词,便宜的) formal(形容词,正式的)→ informal(形容词,非正式的)5.构词法语法突破1. Mount Kilimanjaro is _____________________________________ (5, 895) metres high.2. The Sahara Desert is the _________ (big) desert in the world, and it’s about 9,000,000 square kilometres in size.3. The Yangtze River is about _______________________ (6, 300) kilometres long, and it travels ____________ (far) in China.4. The Mariana Trench is about _______________ (11, 000) metres deep, and it’s the ________ (deep) point in the ocean.5. The Taklimakan Desert has a total area of about ____________________ ____________________ (337, 000) square kilometres.five thousand, eight hundred and ninety-fivebiggestsix thousand three hundredthe farthesteleven thousanddeepestthree hundred and thirty-seven thousand语法突破 比较级用于两者比较,最高级用于三者及以上比较,它们各有固定的常用句型,具体用法和例句如下:一、 比较级的常用句型1. A + be + 比较级 + than + B含义:A比B更…… 如:Tom is taller than Mike. This apple tastes sweeter than that one.形容词比较级和最高级的用法语法突破2. 比较级 + and + 比较级 含义:越来越…… 如:The weather is getting colder and colder.(天气变得越来越冷。)She is becoming more and more beautiful.(她变得越来越漂亮。)3. the + 比较级, the + 比较级 含义:越……,就越…… 如:The more you practice, the better you will do.(你练习得越多,做得就越好。)The busier he is, the happier he feels.(他越忙,感觉越快乐。)形容词比较级和最高级的用法语法突破二、 最高级的常用句型1. A + be + the + 最高级 + 表示范围的短语(in/of...)含义:A在……范围内是最……的。如:She is the tallest girl in our class.(她是我们班最高的女生。)This is the most interesting book of all.(这是所有书里最有趣的一本。)形容词比较级和最高级的用法语法突破2. one of + the + 最高级 + 可数名词复数 含义:……是最……之一。如:Beijing is one of the biggest cities in China.(北京是中国最大的城市之一。)Running is one of the most popular sports in the world.(跑步是世界上最受欢迎的运动之一。)形容词比较级和最高级的用法语法突破3. 当句子里出现序数词(如 first, second, third 等) 时,后面要接形容词的最高级,用来强调事物的排序。例句:The Yellow River is the second longest river in China.(黄河是中国第二长的河流。)This is the third most difficult problem in the exercise.(这是练习题里第三难的题目。)形容词比较级和最高级的用法语法突破大数的表达和读法从数字的右端向左数,每三位数加一个“,”。从右向左,第一个逗号处读thousand,第二个逗号处读million,第三个逗号处读billion。英式英语中,读的时候通常在hundred后加and,如果百位数为0,则在thousand后加and。英语中没有直接表示“万”和“亿”的单位词,而要用thousand 和million来表达,如“一万”用“ten thousand”、“一亿”用“one hundred million”。Task 1Take turns to ask and answer about what the nature wonders you have known in this unit. Let’s see who wins. A: What’s the (second/…) highest mountain on earth?B: It’s ...A:How high is it?B: It’s... metres above sea level. Now, what's ...A: It’s... Task 2Why do many people risk losing their lives to explore nature? Think and give a report to share your ideas. Exploring nature may be dangerous. Some people still risk their lives to do it. I think that’s because …SummarySummary(1)above/over/on的用法区别(2)survive的用法(3)risk的用法(4)curious的用法(5)名词与形容词构词法(6)形容词比较级和最高级的用法(7)大数字的表达和读法 Homework1.Review what we learned in this unit.2.Preview Unit 5 Nature’s temper.Thank you!Unit 4

      资料下载及使用帮助
      版权申诉
      • 1.电子资料成功下载后不支持退换,如发现资料有内容错误问题请联系客服,如若属实,我们会补偿您的损失
      • 2.压缩包下载后请先用软件解压,再使用对应软件打开;软件版本较低时请及时更新
      • 3.资料下载成功后可在60天以内免费重复下载
      版权申诉
      若您为此资料的原创作者,认为该资料内容侵犯了您的知识产权,请扫码添加我们的相关工作人员,我们尽可能的保护您的合法权益。
      入驻教习网,可获得资源免费推广曝光,还可获得多重现金奖励,申请 精品资源制作, 工作室入驻。
      版权申诉二维码
      初中英语人教版(2024)八年级下册(2024)电子课本新教材

      单元综合与测试

      版本:人教版(2024)

      年级:八年级下册(2024)

      切换课文
      • 同课精品
      • 所属专辑46份
      • 课件
      • 教案
      • 试卷
      • 学案
      • 更多
      欢迎来到教习网
      • 900万优选资源,让备课更轻松
      • 600万优选试题,支持自由组卷
      • 高质量可编辑,日均更新2000+
      • 百万教师选择,专业更值得信赖
      微信扫码注册
      手机号注册
      手机号码

      手机号格式错误

      手机验证码获取验证码获取验证码

      手机验证码已经成功发送,5分钟内有效

      设置密码

      6-20个字符,数字、字母或符号

      注册即视为同意教习网「注册协议」「隐私条款」
      QQ注册
      手机号注册
      微信注册

      注册成功

      返回
      顶部
      添加客服微信 获取1对1服务
      微信扫描添加客服
      Baidu
      map