Unit1 B 第二课时

PartB,Unit1Howtallareyou?,Hello!ImLittleDuck.,Iamwatchingthesungodown.,Thesunisgettinglowerandlower（越低）.,Myshadow（影子）isgettinglongerandlonger.,Whyisthat？,为什么当太阳越低的时候，我的影子越长？,Whyismyshadowgetslongerwhenthesungetslower?,Thesungoesdowneveryday,andwegrowoldereveryday.Yourshadowgrowslongerbecauseyouaregettingtaller.,OldTreessays：,你同意老树的说法吗？为什么？,DoyouagreewithOldTree?Why?,Tips:LittleDucksshadowgetslongerisbecauseofthesun.,Readandcircle.,1.Chooseatitleforthestory.A.LittleDucksshadowB.OldTreesshadow,2.Whoisyounger?A.Thetree.B.Theduck.,3.Whenistheducksshadowlonger?A.Inthemorning.B.Intheafternoon.,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.,low-lowerlong-longerold-oldersmart-smartertall-taller,Pleasecirclethewordswith-er.,更多比较级的变化规则,1.一般情况下，形容词原级变成比较级，直接加上er.2.形容词以e结尾，直接加r，比如：nice-nicer更漂亮的3.辅音字母加上y字母结尾，变y字母为i，再加er，比如：heavy-heavier更重的,4.重读闭音节，双写最后一个字母，再加er.,PS：重读闭音节就是结尾重读的音节，并且以一个元音字母加上辅音字母结尾。例如：hot，big，sad.,hothotterbigbiggersadsadder,5.特殊情况,goodbettermuchmoremanymore,补充：最高级就是将比较级的er转换为est，在形容词最高级的前面必须加上定冠词the。good的最高级是best（最好的）much和many的最高级是most（最多的）。,写出下列形容词的比较级,1.angry_2.many_3.big_4.small_5.heavy_,写出下列形容词的比较级,1.angry_2.many_3.big_4.small_5.heavy_,angrier,much,bigger,smaller,heavier,写出下