2014年春人教版最新八年级英语下册《Unit7What’sthehighestmountainintheworldSectionA》课件(教育精品).ppt

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1、 Unit 7 Whats the highest mountain in the world？Section AThe second longest riverin the world-Do you know its name?-It is Amazon.-Do you know how long it is?-Its about 6,500 kilometers long.The worlds highestmountain in the world.Do you know howhigh it is?It is 8,844 metershigh.QomolangmaDo you know

2、 Sahara is the biggest desert in the world?Yes,it is about 9,600,000 square kilometers in size.Saharasize n.1.大小大小CUWhats the size of the park?2.尺码尺码,号号CThis shirt is your size.The worlds deepest salt lake The Caspian SeaDo you know that how deep the worlds deepest Salt lake?Yes,it is 1,025 meters d

3、eep.The longest river in Asia.The Yangtze RiverDo you know that the Yangtze River is the longest river in Asia?Yes,it is 6,300 kilometers long.Its 8,844 meters high.它有它有8,844米高。米高。It is meters high(long,wide).它它米高（长米高（长,宽宽)。“有多长（宽，高有多长（宽，高）”时，时，将数词和数量单位放在表示长宽将数词和数量单位放在表示长宽高的形容词前高的形容词前翻译句子翻译句子 1.这张桌子

4、两米长，一米宽。这张桌子两米长，一米宽。2.这座山有这座山有1500米高。米高。3.这栋楼这栋楼120米高。米高。4.这本字典有五厘米厚。这本字典有五厘米厚。5.这个湖有多深？这个湖有多深？1025米深。米深。The table is two meters long and one meter wide.The mountain is 1,500 meters high.The building is 120 meters tall.The dictionary is five centimeters thick.How deep is the lake?Its 1,o25 meters de

5、ep.1FeelfreetoaskmeanythingontodaysGreatWalltour.在今天的长城游中，大家尽管随意问我任在今天的长城游中，大家尽管随意问我任何问题。何问题。feelfreetodosth随意做某事随意做某事CanIuseyourbathroom?Yes,feelfree.2ancientadj.古代的古代的古老的古老的Mygrandmotheroftentellsmeoldancientstories.3protectv.保护保护Sunglassesareusedforprotectingoureyesinthesun.4AsfarasIknow,thereare

6、noman-madeobjectsasbigasthis.据我所知，再没有像它这样在的人造物体据我所知，再没有像它这样在的人造物体了。了。asfarasIknow据我所知据我所知AsfarasIknow,Tomhasatwinsister.5achievementn.成就成就成绩成绩achievev.ThisisawonderfulachievementinChinesehistory.6southwesternadj.西南的西南的southwestn.Ourhometownisinthesouthwesternpartofthiscity.7thickadj.厚的厚的浓的浓的Thereist

7、hickfoginthemorninginthismountainarea.8Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.更加严峻的困难包括极冷的天气状况和巨大的风更加严峻的困难包括极冷的天气状况和巨大的风暴。暴。1）difficulty困难困难Ifyouhaveanydifficulties,youcancallmeforhelp.Wefoundthehousewithoutdifficulty.2）includev.包括包括OursubjectsincludeChinese,Englis

8、hmathandsoon.9freezingadj.冰冻的冰冻的Itisfreezingoutside,andputonyourwintercoat.10conditionn.条件条件状况状况Thepianowasingoodcondition.11takeinLargefishtakesinsmallfishinthesea.12succeedv.成功成功successn.successfuladj.successfullyadv.Ihopeshewillsucceedsoonbyworkinghard.13challengev.挑战挑战Itisabigchallengeforthegirl

9、todohouseworkbyherself.Theboychallengedhisfriendtoafightafterschool.14inthefaceof面对面对Theyshowedtheircourageinthefaceofdifficulty.15Thespiritoftheseclimbersshowsusthatweshouldnevergiveuptryingtoachieveourdreams.这些登山者的精神向我们表明：我们决不应该放这些登山者的精神向我们表明：我们决不应该放弃实现自己的梦想的尝试。弃实现自己的梦想的尝试。1）giveupdoingsth放弃做某事放弃做

10、某事Hegaveupsmokingafterhegotoutofthehospital.2）achieveourdream实现。实现。=makeourdreamcometrueHeachievedgreatsuccessinashorttime.16forcen.力量力量Thearmywasthemostimportantforceinthecountry.17naturen.大自然大自然Thebeautyofnaturemakespeopleforgettrouble.longestlongerhighpopularbigoldermuchReview adj n long length w

11、ide width deep depth high height tall tallness thick thickness 。的高度。的人口。的长度。的速度每小时人造建筑the height of the population ofthe length ofthe speed ofper hourman-made structures你能写出它的同义句吗你能写出它的同义句吗？The mountain is 1,500 meters high.The mountain is 1,500 meters in height.The height of the mountain is 1,500 m

12、eters.世界最高的山最长的河第二长河最大的沙漠竹林最普遍的动物人口最密集的地方最古老的文明国家之一像。一样the worlds highest mountainthe highest mountain in the worldthe longest riverthe second longest riverthe biggest desertbamboo foreststhe most common animalsthe most populated placeone of the oldest civilizationsasas1)The Sahara is the biggest de

13、sert in the world.形容词最高级前通常必须用定冠词形容词最高级前通常必须用定冠词 the，副词最高级前可不用。，副词最高级前可不用。形容词形容词most前面没有前面没有the，不表示最高，不表示最高级的含义，只表示级的含义，只表示非常非常。It is a most important problem.=It is a very important problem.Grammar 注意注意:使用最高级要注意将主语包括在比较使用最高级要注意将主语包括在比较范围内。范围内。(错错)Tom is the tallest of his three brothers.(对对)Tom is

14、the tallest of the three brothers.2)下列词可修饰最高级，下列词可修饰最高级，by far,far,much,mostly,almostThis hat is nearly/almost the biggest.注意：注意：a.very可修饰最高级可修饰最高级,但位置与但位置与much不同。不同。This is the very best.This is much the best.b.序数词通常只修饰最高级。序数词通常只修饰最高级。Africa is the second largest continent.3)句型转换：句型转换：Mike is the m

15、ost intelligent in his class.Mike is more intelligent than any other students in his class.4)否定词语否定词语+比较级比较级，否定词语否定词语+so as结构表示最高级含义。结构表示最高级含义。Nothing is so easy as this.=Nothing is easier than this.=This is the easiest thing.1.-Which is _ season in Beijing?(2003年年)-I think its autumn.A.good B.bette

16、r C.best D.the best 该题的核心词为该题的核心词为season。根据比较级与最高。根据比较级与最高级的知识级的知识,两者之间用比较级两者之间用比较级,而三者或三而三者或三者以上用最高级者以上用最高级,北京有四季北京有四季,因此本题应因此本题应选择最高级。又因为形容词最高级前要加选择最高级。又因为形容词最高级前要加定冠词定冠词the,因此答案为因此答案为D。2.-Which is_,the sun,the moon or the earth?(2004年年)-Of course,the moon is.A.small B.smaller C.smallest D.the sma

17、llest解析：正确答案为解析：正确答案为D。该题的核。该题的核心词在第一句句尾，心词在第一句句尾，the sun,the moon or the earth,提问的对象为三提问的对象为三者，应该选择最高级。者，应该选择最高级。3.The air in Beijing is getting much _ now than a few years ago.(2005年年)A.clean B.cleaner C.cleanest D.the cleanest该题的核心词为该题的核心词为than，than一词一词是比较级的标志。是比较级的标志。4.Mobile phones are very popular now and they are _ than before.(2005年年)A.cheap B.cheaper C.cheapest D.the cheapest该题与第三题相似，核心词为该题与第三题相似，核心词为than。