仁爱英语八年级上Unit4Topic1SectionA课件.ppt

仁仁爱英英语八年八年级上上Unit4Topic1SectionA课件件Learning aims(学习目的)：学习新单词和短语学习新单词和短语sky,river,clear,beauty,nature,think about.学惯用比较级和最高级来描绘物体。学惯用比较级和最高级来描绘物体。学习形容词比较级和最高级的规则变化。学习形容词比较级和最高级的规则变化。爸爸去哪儿音频和照片s.Where are we going,DadcountrysidecityWe can enjoy the beauty of nature in the countryside.The air is fresher in the countryside.The river is clear.riveradj.清澈的The river is clear in the city.The river is clearer in the countryside.skyThe sky is blue.The sky is blue in the city.The sky is bluer in the countryside.noisyquietThe city is noisy.The countryside is quiet.The city is noisier than the countryside.The countryside is quieter than the city.The supermarket is _ in the city.The supermarket is _in the countryside.The supermarket is _ in the city.bigbiggersmall1aLook and say.fresher busier bluer taller bigger clearer nicer quieter noisier Read 1a and fill in the blanks.Michael:Hey,Wang Wei,what are you _Wang Wei:Oh,Im thinking about life in the countryside.M:Do you like the countrysideW:Yes,I like it very much_ the air is fresher,the sky is bluer _ the rivers are clearer there.M:I think the countryside is _ quieter _the city,too.People can enjoy the beauty of _ there.W:My grandma lives in the countryside and I go there for my summer holiday every year.M:_!thinking aboutbecauseandmuchthannatureThat must be funcountrysidecountrysideThe air is The air is freshfresh.The sky is The sky is blueblue.The trees The trees are are greengreen.The river is The river is clearclear.Its Its quietquiet in the in the countryside.countryside.The air is The air is dirtydirty.The river is The river is dirtydirty.cityThe buildings are The buildings are talltall.The roads are The roads are widewide.The traffic is The traffic is busybusy.Its Its noisynoisy in the city.in the city.The air in the countrysideThe air in the countryside is _is _The sky in the countrysideThe sky in the countryside is _is _The river in the countrysideThe river in the countryside is _is _The trees in the countryside are _ than The trees in the countryside are _ than thosethose in the city.in the city.Its _ in the countryside than in the city.Its _ in the countryside than in the city.than than thatthat in in the city.the city.greenergreenerquieterfresherbluerclearerLu Xuzhao is tall.Huang Fengfan is taller than Lu Xuzhao.Chen Mengzhu is tall.Huang Lansi is taller than Chen Mengzhu.Gao Xiaoqian is the tallest of the three.Find Your FriendFind Your Friendclearerclearestnoisiernoisiestbluerbluestbiggerbiggestnice tallfat short lazy strongbusycute hot cold long dirtyhappybrave strongshortcoldtalllong nice brave cute lazy busy happy dirty fat hot单音节及部分双音节形容词比较级单音节及部分双音节形容词比较级-er和和最高级最高级-est的规则变化的规则变化:1.1.一般在词尾直接加一般在词尾直接加er:er:clearclearclearclearerer-clear-clearestest2.2.以以e e 结尾的单词去结尾的单词去e e加加er:er:bluebluebluebluer r-blue-bluestst3.3.以辅音字母加以辅音字母加y y结尾的单词，把结尾的单词，把y y改成改成i,i,再加再加 er:er:noisynoisnoisynoisierier-nois-noisiestiest以重读闭音节结尾，且末尾只有一个辅音字母的单以重读闭音节结尾，且末尾只有一个辅音字母的单 词，双写末尾的辅音字母，再加词，双写末尾的辅音字母，再加er:er:bigbigbigbiggergerbigbiggestgest(fat,thin,red,hot)(fat,thin,red,hot)重读闭音节三要素1一个元音字母后跟一个或几个辅音字母，他们组成的音节必须是重读音节;如：apple2以一个辅音字母结尾；如：fish3元音字母发短元音。写出以下形容词的比较级和最高级。写出以下形容词的比较级和最高级。short _ _ small _ _ large _ _ late _ _ happy _ _ easy _ _ hot _ _ hard _ _ cute _ _ dirty _ _shorter shortestsmaller smallestlarger largestlater latesthappier happiesteasier easiesthotter hottestharder hardestcuter cutestdirtier dirtiest1.Tony thinks Chinese is _ than math.A.easy B.easyer C.easier D.easiest2.Cats are much _ than dogs.A.cuter B.cute C.cutest 3.The rivers in the countryside are cleaner than _ in the city.A.this B.that C.these D.thoseExercises:CADSummary:1.Welearnthewords:sky,river,clear,beauty,nature2.Keypoints:thinkaboutthebeautyofnatureIthinkthecountrysideismuchquieterthanthecity.3.用比较级和最高级来描绘物体。4.形容词比较级和最高级的规则变化。Thanks for Thanks for listening!listening!Goodbye!Goodbye!教学资料整理仅供参考，