新版人教版六年级下册unit1-how-tall-are-you-A-Let27s--learn(课堂PPT).ppt

UnitHowtallareyou?Aletslearn1tallbiglongheavyoldshortlightsmallyoungstrongthin2LetschantTall,tall,Iamtall.Short,short,youareshort.Young,young,heisyoung.Old,old,sheisold.Strong,strong,wearestrong.3New words4shorttall5Whoshe?Whatshelike?IsYaoMingtall?Whoistaller?6tallershorterZhangPengistaller7than比比8youngold9Hesyoung.Hesold.10old-older11Whoshe?Whatshelike?Iskimiyoung?Whoisyounger?12youngyoungerHeisyoungerthanshe.Sheisolderthanhe.13youngyoungerThe boy is young.The baby is younger.The baby is younger than the boy.14oldolderThe woman is old.The man is older.The man is older than the woman.1516longershorter17shorterlonger18longlongerThe blue ruler is long.The orange ruler is longer.The orange ruler is longer than the blue ruler.19shortshorterThe orange ruler is short.The blue ruler is shorter.The blue ruler is shorter than the orange ruler.The orange ruler shorter than the pink ruler.20A.lets learn认认 识识 比比 较较 级级talltallstrongstrongoldoldshortshortyoungyoungertalltallstrongstrongoldoldshortshortyoungyoungererererer21Readaloud（大声读大声读）1.young-younger2.old-older3.long-longer4.short-shorter5.tall-taller22taller更高的更高的shorter更矮的更矮的longer更长的更长的shorter更短的更短的younger更年轻的更年轻的older更老的更老的heavier更重的更重的thinner更瘦的更瘦的bigger更大的更大的smaller更小的更小的23Letslearn2425Doasurveyandreport.swf2627Im_yearsold.Howoldareyou?281.58mIm1.58metrestall.Howtallareyou?29Howtallareyou?Immetrestall.小数点的表示：小数点的表示：point30Howtallareyou?Iam1.60meters.meter是一个计量单位，意为是一个计量单位，意为“米米”，在英语中写作，在英语中写作meter，其缩写形式为，其缩写形式为m。当。当meter前面的数字大于前面的数字大于1时时，用复数，用复数meters，当，当meter前面的数字小于前面的数字小于1或或等于等于1时时，用单数，用单数meter。31321.2metres-onepointtwometres1.6meters-onepointsixmetres1.9meters-onepointninemetres1.?meters-onepoint?metresHowtallareyou?33meter34AskandanswerA:Howtallareyou?B:Im1.5meterstall.(Imonepointfivemeterstall.)表示表示身高、长度、高度、宽度身高、长度、高度、宽度、深度、深度等度量结果等度量结果时，可以用：数词时，可以用：数词+量词量词+形容词来表示形容词来表示35.LiuXiangisshorterthanYaoMing.YaoMingistallerthanLiuXiang.36一、形容词比较级一、形容词比较级形容词比较级构成法形容词比较级构成法:1、大部分直接在后面加、大部分直接在后面加er2、重读闭音节单词（、重读闭音节单词（一个元音加一个辅音结尾一个元音加一个辅音结尾）双写结尾辅音加双写结尾辅音加erbigbigger3、以辅音字母加、以辅音字母加y结尾，把结尾，把y改为改为i，再加，再加erheavyheavier4、以、以e结尾的结尾的,直接加直接加rnicenicerGrammar137talltallerthinthinnerheavyheavier自主探究：你能发现形容词比较级的构成规自主探究：你能发现形容词比较级的构成规律吗律吗?nicenicer38形容词的比较级变化规则：形容词的比较级变化规则：1、大部分直接在单词后面、大部分直接在单词后面+er。2、以、以e结尾的形容词后面结尾的形容词后面+r。3、以重读闭音节结尾且只有一个辅音字母的形容词，、以重读闭音节结尾且只有一个辅音字母的形容词，先双写该辅音字母，再先双写该辅音字母，再+er。4、以辅音字母、以辅音字母+y结尾的形容词，先改结尾的形容词，先改y为为i，再，再+er。5、多音节和大多数双音节形容词通常在前面加、多音节和大多数双音节形容词通常在前面加more构构成比较级。成比较级。如如:difficultmoredifficult,beautifulmorebeautifulinterestingmoreinteresting,carefulmorecarefuldeliciousmoredelicious6、需要特殊记忆的形容词比较级、需要特殊记忆的形容词比较级394041小练习小练习一、写出下列形容词的比较级形式一、写出下列形容词的比较级形式：1.young 2.old 3.tall4.short5.longyoungeroldertallershorterlonger42二、填空：二、填空：1.The red ruler is 20cm.The yellow ruler is 10cm.The red ruler is _ than the yellow ruler.The yellow ruler is _ than the red ruler.小练习小练习longershorter432.I am 160cm tall.He is 170cm tall.I am _ than him.He is _ than me.3.Zhang Peng is 8 years old.Amy is ten years old.Zhang Peng is _ _ than Amy.Amy is _ than Zhang Peng.shortertalleryoungerolder小练习小练习44三、选择正确的答语：三、选择正确的答语：1.How do you go to school,Sarah?2.Where is the library?3.How tall are you?4.How old are you?A.Its next to the hospital.B.I go to school on foot.C.Im 11 years old.D.Im 1.6 metres.小练习小练习BADC45四、句型转换：四、句型转换：1.Im 1.7metres.(对划线部分提问对划线部分提问)2.Im 10 years old.(对划线部分提问对划线部分提问)小练习小练习How tall are you?How old are you?46巩固训练巩固训练一一 填上形容词的正确形式填上形容词的正确形式1.My teacher is _(strong).2.My teacher is _(strong)than his friend.3.Mike is _(old).4.Mike is _(old)than Liu Ming.5.Steven is _(tall).6.Steven is _(tall)than Amy.strongstrongeroldoldertallertall47二二选择选择:1.Heis1.9m_.AheavyBlongCtall2.How_areyou?-Iam1.6m.A.tallB.tallerC.tallest3.Sheis_thanme.A.heavierB.heavyC.heavyer4.Iam_and_thanyou.A.big,strongB.biger,strongerC.bigger,stronger5.Mylegsarelongerthan_.A.youB.yourC.yours48 回顾小结：1.形容词比较级形容词比较级2.比较级句型比较级句型3.询问年龄询问年龄4.询问并描述身高询问并描述身高49505152HomeWorkHomeWork1.1.抄写本节课所学的五个四会单词。抄写本节课所学的五个四会单词。2.2.询问他人年龄、身高、体重。询问他人年龄、身高、体重。（运用句型（运用句型How old/tall/heavy are you?How old/tall/heavy are you?）5354