Unit+7+Section+A1a-2c教學課件 人教版八年級英語下冊

Unit7What’sthehighestmountainintheworld?SectionA1a-2c1.詞匯：deep,desert,population2.用最高級，比較級和原級談論某個地方在聽說過程中捕捉關鍵詞：世界之最，歸納知識、發(fā)展自主學習能力。熱愛家鄉(xiāng)，熱愛祖國。領略世界之最，陶冶審美情趣。Thetopsoftheworld世界美

Payattentiontotheplacesandnumbers.Matchthefactsyouknow.theCaspianSeaQomolangmatheNiletheSaharaA.about9,000,000squarekilometersinsizeB.1,025metersdeepC.6,671kilometerslongD.8,844.43metershighHowtoreadlargenumbers?

1,0256,671onethousandandtwenty-fivesixthousandsixhundredandseventy-onethousandandHowtoreadlargenumbers?

8,844.43

9,000,000eightthousand,eighthundredandforty-four,pointfourthree.ninemillionpointmillionCanyoureadthem?1,023,456,7836,5785,467.122,638,031billionLet’sreadtogether!

1.Qomolangmais8,844.43metershigh.2.TheSaharaisabout9,600,000squarekilometersinsize.3.TheCaspianSeais1,025metersdeep.4.TheNileis6,671kilometerslong.Qomolangmais_______(high)thananyothermountainintheworld.TheSaharais_________(big)desert

intheworld.TheCaspianSeais_________(deep)ofallthesaltlakes.4.TheNileis

(long)riverintheworld.higherthebiggestthedeepestthelongestPredictbeforelistening聽前預測

What’sthehighestmountainintheworld?TheSaharaisthebiggestdesertintheworld.Andwhichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.Whichisthelongestriverintheworld?TheNileisthelongestriverintheworld.TheAmazonisthesecondlongestriverintheworld.1b.Listenandrepeat

What’sthehighestmountainintheworld?TheSaharaisthebiggestdesertintheworld.Andwhichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.Whichisthelongestriverintheworld?TheNileisthelongestriverintheworld.TheAmazonisthesecondlongestriverintheworld.Howtotalkaboutthetopsoftheworld?...isthehighest//longest/biggest/deepest…intheworld.Pairwork.A:What’sthe…mountain/river/desert/lakeintheworld?B:..isthehighest//longest/biggest/deepest…intheworld.Qomolangma

theSaharatheCaspianSeatheNileQomolangma

theSaharatheCaspianSeatheNileThetopsofChina中國美

TheYellowRiveris_____kilometerslong.

TheYangtzeRiverisabout_____kilometerslong.A.6,300B.5,000C.5,464D.300TheYellowRiveris_____kilometerslong.A.6,300Listenandchoose.

TheYangtzeRiverisabout_____kilometerslong.B.5,000C.5,464BACD.300DChinaisover____yearsold.IthasmuchlongerhistorythantheUS.TheUSisnoteven_____yearsold.TheYellowRiveris_____kilometerslong.Let’scompare.

TheYangtzeRiverisabout_____kilometerslong.5,464TheYangtzeRiveris

thantheYellowRiver.TheYellowRiveris

thantheYangtzeRiver.6,300longershorter1.Chinahas________populationintheworld.It’s______biggerthanthepopulationoftheUS.2.Chinaisover5000yearsold.Ithasa____longerhistorythantheUS.TheUSisnoteven300yearsold.3.Chinaisalmost__________theUS,butitisthebiggestcountryinAsia.thebiggestmuchalotasbigasListenandfillintheblanks.Readbeforelistening聽前預測Let’scompare.TaiwanIslandis

thanHainanIsland.biggerLet’scompare.MountHuangis

thanMountTai.famousMountTaiisas

asMountHuang.higher1545m1864mWeareproudofourowncountry!Thetopsofourhometown家鄉(xiāng)美

Groupwork:

6inagroup.Talkaboutourhometown.Thenreportinpublic.

Groupwork

Jiningismyhometown.Inmyhometown,...isthelargest(park/lake/store...)...isthetallest(building/mountain...)......islarger/bigger/morebeautifulthan......aslarge/high/popular/famousas...

Ilovemyhometown!Lovemyhometown!Lovemycountr