六年级下英语课件-Unit1 How tall are you B-人教PEP2

Unit1Howtallareyou?PartB第三课时Hello!I'mLittleDuck.Iamwatchingthesungodown.Thesunisgettinglowerandlower（越低）.Myshadow（影子）isgettinglongerandlonger.Whyisthat？Whyismyshadowgetslongerwhenthesungetslower?为什么当太阳越低的时候，我的影子越长？OldTree'ssays：Thesungoesdowneveryday,andwegrowoldereveryday.Yourshadowgrowslongerbecauseyouaregettingtaller.DoyouagreewithOldTree?Why?你同意老树的说法吗？为什么？Tips:LittleDuck'sshadowgetslongerisbecauseofthesun.

Readandcircle.1.Chooseatitleforthestory.

A.LittleDuck'sshadowB.OldTree'sshadow2.Whoisyounger?

A.Thetree.B.Theduck.3.Whenistheduck'sshadowlonger?A.Inthemorning.B.Intheafternoon.

Readandcircle.1.Chooseatitleforthestory.

A.LittleDuck'sshadowB.OldTree'sshadow2.Whoisyounger?

A.Thetree.B.Theduck.3.Whenistheduck'sshadowlonger?A.Inthemorning.B.Intheafternoon.Readthestoryagainandfinishthedialogue.OldTree,thesungets____,butmyshadowgets_____.Why?That'seasy.Yourshadowgetslongerbecauseyouaregetting_____andgrowing______everyday.Readthestoryagainandfinishthedialogue.OldTree,thesungetslower,butmyshadowgetslonger.Why?That'seasy.Yourshadowgetslongerbecauseyouaregettingolderandgrowingtallereveryday.Pleasecirclethewordswith"-er".low----lowerlong---longerold----oldersmart--smartertall----taller比较级的变化规则（一）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更重的写出下列形容词的比较级1.tall__________

2.low__________

3.long__________

4.smart__________

5.old__________写出下列形容词的比较级1.tall__________

2.low__________

3.long__________

4.s