人教版八年级下册英语 Unit 7 what's the highest mountain in the world Section A 3a-4c课件

1、人教九年级（上册）人教八年级（下册）英 语Unit 7 Whats the highest mountain in the world?第二课时Unit 7 Section A 3a-4c1.Be able to understand the facts of the world and find out the main idea of each paragraph.2.Enable to use the comparatives and superlatives with adjectives and adverbs correctly.学习目标freezing adj. 极冷的；冰冻的n

2、ature n. 大自然thick adj. 厚的；浓的achievement n. 成就；成绩succeed v. 实现目标；成功3aRead the article and match each paragraph with the main ideas. Spirit of climbersAchievements of climbersFacts and dangersParagraph 1Paragraph 2Paragraph 3One of the worlds most dangerous sports is mountain climbing, and one of the

3、most popular places for this is the Himalayas. The Himalayas run along the southwestern part of China. Of all the mountains, Qomolangma rises the highest and is the most famous. It is 8,844.43 meters high and so is very dangerous to climb. Thick clouds cover the top and snow can fall very hard. Even

4、 more serious difficulties include freezing weather conditions and heavy storms. It is also very hard to take in air as you get near the top.adj. 厚的；浓的adj. 极冷的；冰冻的n. 条件；状况The first people to reach the top were Tenzing Norgay and Edmund Hillary on May 29，1953.The first Chinese team did so in 1960，whi

5、le the first woman to succeed was Junko Tabei from Japan in 1975.Why do so many climbers risk their lives? One of the main reasons is that people want to challenge themselves in the face of difficulties. The spirit of these climbers shows us that we should never give up trying to achieve our dreams.

6、 It also shows that humans can sometimes be stronger than the forces of nature. Why do so many climbers risk their lives to climb Qomolangma ?Do you know the spirit of these climbers?0DiscussionPeople want to challenge themselves in the face of difficulties.The climbers never give up trying to achie

7、ve their dreams.Humans can sometimes be stronger than the forces of nature.自读文章，在书中划出重点、疑点后，翻译下列短语。先独立完成，后小组商议。the most dangerous mountainone of the worlds most dangerous sportsmountain climbing/climb mountains1.最危险的山峰2.世界上最危险的运动之一3.登山（名词短语）/（动词短语the climbers from all over the worldof all the mounta

8、insthick clouds4.来自世界各地的登山者5.横亘于中国的西南边界6.在所有的山峰中7.厚厚的云层run along the southwestern part of Chinamore serious difficultiesfreezing weather conditions and heavy stormsthe first people to reach the top of Qomolangma8.更为严重的困难9.寒冷的天气状况和强劲的暴风雪10.首次到达珠穆朗玛峰顶的人3bRead the article again and complete the chart.

9、Paragraph 1Paragraph 2Paragraph 3List four dangers for climbers.List three achievementsList four comparisons thick clouds1953Tenzing Norgay and Edmund Hillary were the first to reach the topmost dangerous sportParagraph 1Paragraph 2Paragraph 3List four dangers for climbers.List three achievementsLis

10、t four comparisonsthick clouds1953Tenzing Norgay and Edmund Hillary were the first to reach the topmost dangerous sportheavy snowfreezing weather conditionsheavy storms1960 the first Chinese team reached the top 1975 Junko Tabei from Japan was the first woman to reach the top.one of the most popular

11、 placesthe higheststronger than the forces of nature3cAnswer the questions using information from the article.1. Where are the Himalayas?The Himalayas run along the southwestern part of China. It is 8,844.43 meters high.2. How high is Qomolangma?3. Why do so many people try to climb this mountain ev

12、en though it is dangerous?Because people want to challenge themselves in the face of difficulties.We should never give up trying to achieve our dreams and humans can sometimes be stronger than the forces of nature.4. What does the spirit of the climbers tell us?Language points1. It is also very hard

13、 to take in air as you get near the top. It is + adj. + to do sth. 做某事是的 it 作形式主语放在句首，而把真正的主语放在句尾。常用于此句型的形容词有：important; difficult; dangerous; necessary; useful; possible2. take intake in 为固定短语，意为“吸入；吞入（体内）”。（3）欺骗；使上当take in 的几种常见含义：（1）收留；留宿（2）充分理解；掌握3. succeed v. 实现目标；成功 If you work hard, youll suc

14、ceed.succeed in doing sth. 成功做某事fail to do sth. 做某事没有成功 拓展：succeed的不同形式名词形式 success 作不可数名词，意为“成功”。 作可数名词，意为“成功的人或事”。2. 形容词形式 successful3. 副词形式 successfully4.One of the main reasons is that people want to challenge themselves in the face of difficulties. 除that外，可以引导表语从句的词有because, what, who, whom, wh

15、ose, when, where等。5. challenge v. / n. 挑战；考验 challenge sb. to sth. / to do sth. 向某人挑战 （尤指在对方不情愿时）强烈建议某人做某事Mike challenged me to a game of chess.people want to challenge themselves in the face of difficulties. 拓展：challenge 作名词的常见用法face a challenge 面临挑战meet the challenge of 迎接的挑战accept / take up a cha

16、llenge 接受挑战mount a challenge 发起挑战a challenge to 对的质疑6. achieve v.达到；完成；成功 achieve 表示“实现”时，与realize, come true 同义,但come true 为不及物动词短语， 而另外两个均为及物动词。achieve adj. achievable 可达到的 n. achievement 成就；成绩The spirit of these climbers shows us that we should never give up trying to achieve our dreams. 7. force

17、 n.力；力量 force 还可用作动词，意为“强迫；迫使”They forced him to leave the small town.It also shows that humans can sometimes be stronger than the forces of nature.force sb. to do sth. 迫使某人做某事the force of an explosion 爆炸力the forces of nature 自然力量Whats the highest mountain in the world?Qomolangma.How high is Qomolan

18、gma?Its 8,844.43 meters high. Its higher than any other mountain.Which is the deepest salt lake in the world?The Caspian Sea is the deepest of all the salt lakes.Did you know that China is one of the oldest countries in the world?Yes, I did. Its much older than the US.GrammarFocus一、形容词、副词的比较级和最高级概述：

19、 英语中的形容词和副词有三个等级，即原级、比较级和最高级。 比较级主要用于两者之间作比较。 最高级主要用于三者或三者以上进行比较。规则变化直接加 -er 或 -esttall_ long_ _以不发音的字母e结尾的单词直接加 -r 或 -st以“辅音字母+y”结尾，把y变为i，再加 -er 或- estnice_heavy_tallertallestlongerlongestnicernicestheavierheaviest重读闭音节（末尾只有一个辅音字母）双写辅音字母再加 -er或 -est部分双音节词和多音节词分别在原级前加more构成比较级和most构成最高级 big_slowly_b

20、eautiful_ _biggerbiggestmore slowlymost slowlymore beautifulmost beautiful使用比较等级应注意的几点：（1）在形容词最高级前通常用the，在副词最高级前 可用the，也可省略。（2）比较级前常用的修饰语有 far，even，a lot，a bit，much等。英语中四位及四位以上数的表达与朗读1000以上的基数词的表示法：先从右至左数，每三位数加一个逗点（即以此把数目分为若干段）。 第一个逗点前的数为 thousand（千）； 第二个逗点前的数为 million（百万）；第三人逗点前的数为 billion（十亿）。9,88

21、3 nine thousand, eight hundred and eighty-three65,359sixty-five thousand, three hundred and fifty-nine265,468two hundred and sixty-five thousand, four hundred and sixty-eight60,263,150 sixty million, two hundred and sixty-three thousand，one hundred and fifty4aFill in the blanks with the correct form

22、s of the words in the box.big much popular long old highThe Amazon River is one of the _ rivers in the world. Its a little _ than the Yangtze River.longestlonger2. Qomolangma is 8,844.43 meters _. Its one of the most _ places for serious mountain climbers.3. No ocean in the world is as _ as the Paci

23、fic Ocean.4. Although Japan is _ than Canada, it is _ smaller.highpopularbigoldermuchbig much popular long old high4bWrite two comparisons about two topics. Write true facts.Two rivers: _ and _the Yangtze Riverthe Amazon RiverThe Amazon is longer than the Yangtze, but the Yangtze is the longest river in China. The Yangtze River is almost as long as the Amazon River.Two cities: _ and _1. _. 2._ _ .Shanghai SydneyShanghai is as modern as SydneyShanghai is