PEP六年级英语下册unit1PartB第三课时.ppt

PartB3,Unit1Howtallareyou?,Hello!ImLittleDuck.,LittleDuckiswatchingthesungodown.,Itisgettinglowerandlower（越低）,buthisshadow（影子）isgettinglongerandlonger.,Whyisthat？,LittleDuckaskshisfriendOldTree.,Youareolderandsmarterthanme.,Tellme,为什么当太阳越低的时候，我的影子越长？,Whyismyshadowgetslongerwhenthesungetslower?,Thatseasy,LittleDuck.Thesungoesdowneveryday,andwegrowoldereveryday.Yourshadowgrowslongerbecauseyouaregettingtaller.Youarebecomingabigbeautifulbird!,OldTreesays：,Readandcircle.,1.Chooseatitleforthestory.A.LittleDucksshadowB.OldTreesshadow,2.Whoisyounger?A.Thetree.B.Theduck.,3.Whenistheducksshadowlonger?A.Inthemorning.B.Intheafternoon.,OldTree,thesungetslower,butmyshadowgetslonger.Why?,Readthestoryagainandfinishthedialogue.,Thatseasy.Yourshadowgetslongerbecauseyouaregettingolderandgrowingtallereveryday.,No,Idont.BecauseOldTreeiswrong.,1.DoyouagreewithOldTree?Why?,Yes.ThesunshinemakesLittleDucksshadowlonger.,2.CanyouanswerLittleDucksquestion?Whatsyouranswer?,lower更低地longer更长的older更年长的smarter更聪明的taller更高的,3.Pleasecirclethewordswith-er.,形容词的比较级变化规则,1.一般情况直接加er.比如：long-longer更长的2.以e结尾不发音，直接加r就可以.比如：nice-nicer更漂亮的3.一辅重读闭音节，辅音字母要双写比如：big-bigger更大的4.辅音字母加上y，把y改i加er，比如：heavy-heavier更重的,5.特殊情况,goodbetter更好的muchmore更多的manymore更多的badworse更坏的,Letswrapitup,1.long_2.strong_3.big_4.sad_5.hot_,longer,bigger,sadder,hotter,stronger,6.angry_7.su