英语人教版八年级下册Unit 7 SectionA 1a-1c.ppt

Unit7What sthehighestmountainintheworld sectionA1a 1c Canyouanwsermetwoquestions WhatisthehighestmountaininChina WhatisthelongestriverinChina QomolangmaisthehighestmountaininChina TheYangtzeRiveristhelongestriverinChina Doyouknowwhatthehighestmountainisintheworld Doyouknowwhatthelongestriverisintheworld Qomolangmaisthehighestmountainintheworld TheNileisthelongestriverinChina Doyouwanttoknowanythingelse Let sbeginourclass Thereisariverinthedesert Thedesertis200squarekilometersinsize Theriveris0 5meterdeep Newwords desert沙漠deep深的meter米square平方 不可数名词 广场 可数名词 正方形 可数名词 9 600 000 1 025 6 671 8 844 43 Canyoureadthenumbers ninemillionsixhundredthousand onethousandandtwenty five sixthousandsixhundredandseventy one eightthousandeighthundredandforty fourpointfourthree Doyouknowtheseplaces Qomolangma Qomolangmaisthehighestmountainintheworld It s8844 43metershigh TheNileisthelongestriverofalltherivers It s6 671 kilometer long theNile theCaspianSea TheCaspianSeaisbiggerthananyotherlakeintheworld Itis1 025metersdeep TheSaharaisbiggerthantheotherdesertsintheworld Itisabout9 600 000squarekilometersinsize theSahara Whichisthehighestmountainintheworld Whichisthelongestriverintheworld Talkaboutthesepicturesinpairs 1aMatchthefactsyouknow 基数词 单位词 形容词表示长宽高 Explaination 1 这堵墙2米宽 Thewallis2meterswide 2 这条河100千米长 Theriveris100kilometerslong Thehouseis2metersinheight Thesquareis1000squaremetersinsize 基数词 单位词 in 名词 size length width height depth 表示长宽高 1 这所房子2米高 2 这个广场1000平方米 复合形容词即 基数词 单位词 形容词来表示长宽高 常用作定语 Heisa10 year oldboy Itis5 meter deep 1 他是一个10岁的男孩 2 它5米深 Heistallerthananyotherboyinmyclass Heistallerthantheotherboysinmyclass Heisthetalleststudentofallthestudentsinmyclass 找规律 总结出表示最高级的三种结构 三种表示最高级的结构 1 比较级 than anyother 可数名词单数表示最高级 2 比较级 than theother 可数名词复数表示最高级 3 the最高级 可数名词单数 in of短语表示最高级 长江是中国最长的河流 TheYangtzeRiveristhelongestriverinChina TheYangtzeRiverislongerthananyotherriverinChina TheYangtzeRiverislongerthantheotherriversinChina 1bListenandcompletethesentences 1 Qomolangmais thananyothermountainintheworld 2 TheSaharais desertintheworld 3 TheCaspianSeais ofallthesaltlakes 4 TheNileis riverintheworld higher thebiggest thedeepest thelongest 1cUsetheinformationin1btomakeconversations Whatisthehighestmountainintheworld Qomolangma Whatisthebiggestdesertintheworld TheSahara Whatisthedeepestsaltlakeintheworld TheCaspianSea Whatisthelongestriverintheworld TheNile Exercises 1 他们的房子大约有100平方米 Theirhouseisabout100 squaremeters 2 看 他们正在广场上踢足球 Look Theyareplayingsoccer onthesquare 3 这条河大约有两米深 Theriver abouttwo is metersdeep 4 他有一个十岁大的妹妹 Hehasa sister 10 year old 5 Aliceis old ofallthegirls theoldest 6 Chinaisbiggerthan inAsia A othercountryB anyothercountriesC anyothercountryD theothercountry C 7 Theriverisabout100kilometers A longB widthC lengthD size A 8 这棵树大约有两米高 Thetree abouttwo is meters high 9 这个沙漠的面积有200平方千米 Thedesertis200squarekilometers in size 10 Tomis tall studentinourclass thetallest 11 Howtoread4 444 444inEnglish A Fourmillions fourhundredsandforty fourthousand fourhundredsandforty four B Fourmillion fourhundredforty fourthousand fourhundredforty four C Four fourfourfour fourfourfour D Fourmillion fourhundredandforty fourthousand fourhundredandforty four D 12 Herunsfastest allthestudents A toB ofC atD with B 13 Therivernearourvillageis It sdangeroustoswiminit A 10meter sdeepB 10meters deepC 10metersdeepD 10meterdeep C 14 TheNileisthelongestriverintheworld 改为同义句 TheNil