湘少版四年级上册英语Unit-2

Unit2It’sacircle湘少版·四年级上册Lead-inDoyouknowwhattheyareinEnglish?Newwordscircle圆square正方形line线；直线dot点Let’sListenandSayWhat’sthat,Lingling?It’sacircle.What’sthis?It’sasquare.Howmanycirclesarethere?It’saboy.It’syou!One,two,three,four,five,six,seven!Me?Languagepoints1.What’sthat,Lingling?那是什么，玲玲？that的意思是“那，那个”，指离说话人较远的单数物品。当询问远处物品时就用“What’sthat?那是什么？”，其回答用“It’sa/an+名词.”。【例句】—What’sthat?那是什么？—It’sabird.是一只鸟。2.Howmanycirclesarethere?有多少个圆？howmany的意思是“多少”，常用于对可数名词的数量进行提问，后面必须跟可数名词的复数形式。其结构是“Howmany+可数名词复数+arethere？”，答语是“Thereis/are+数字”或直接答数字。【例句】—Howmanydollsarethere?有多少个洋娃娃？—There_____two./Two.两个。—Howmanyboysarethereintheroom?房间里有多少个男孩？—There_____onlyone./One.只有一个。/一个。areisPlayrolesWhat’sthat,Lucy?It’sacircle.Howmanycirclesarethere?Five.What’sthis?It’sasquare.Howmanysquaresarethere?Two.Let’sLearncircle圆square正方形line线；直线dot点Let’sActWhat’sthat?It’sasquare.PlayrolesWhat’sthat?It’sacircle.Howmanycirclesarethere?Three.What’sthat?It’saline.What’sthat?It’sadot.Let’sReadWhatareyoudoing,Dino?I’mdrawing.What’sthat?It’saDinoLandflag!Readandanswer.1.WhatisDinodoing?2.Whatishedrawing?Heisdrawing.ADinoLandflag!Languagepoints3.Whatareyoudoing,Dino?你在做什么，迪诺？这是一个现在进行时态的特殊疑问句，用于询问某人正在做什么。其结构是“What+be动词+人/物+动词的现在分词(v-ing)+其他？”其答语结构“人/物+be动词+动词的现在分词(v-ing)+其他.”【例句】—Whatisshedoing?她正在做什么？—Sheis________thepiano.她正在弹钢琴。—Whataretheydoing?他们正在做什么？—Theyare________.他们正在跳舞。playingdancing【拓展】现在分词的构成规则：1)一般情况下在动词词尾加ing。例如：look→_______sleep→_______say→_______2)以不发音的e结尾的动词，去掉e加ing。例如：take→_______dance→_______write→_______lookingsleepingsayingtakingdancingwriting3)以一个辅音字母结尾的重读闭音节，双写最后一个字母，再加-ing。例如：swim→__________【巧记】现在分词的构成规则:look,listen是标志，现在进行正发生。有时now在句中现，be+v-ing时态成。若问be用何形式，须看主语数、人称。he/sheis,Iam,we,you,they后are紧跟。swimmingLet’sReadandWriteLet’swrite.1.Thereareseven_______.2.Thereisone_______.3.Therearefive_______.4.Therearefour_______.circlessquarelinesdotsLanguagepoints4.Therearesevencircles.有七个圆形。这是therebe句型，其结构是“There+is/are＋名词＋地点.(某处有某物)”，thereis后面接的名词可以是可数名词的单数形式，也可以是不可数名词。thereare后面必须接可数名词的复数形式。【例句】Thereisaboyintheroom.房间里有一个男孩。Let’sChant保罗画了一支钢笔。保罗画了一支铅笔。保罗画了一只熊猫。保罗画了一名小学生。Pauldrawsapen.Pauldrawsapencil.Pauldrawsapanda.Pauldrawsapupil.PpLet’sHaveFunDrawandcolourapictureofshapes.Showandtellyourfriends.Thisisahouse.Thisisaredtriangle.Thisisagreencircle.Thisdoorisabluerectangle.