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3Lsandwich/'sænwidʒ/三明治sandwiches/'sænwidʒz/packet/'pækit/包裹packets/'pækits/takeout取出，拿出putin放入duster/'dʌstə/抹布hurry/'hʌri/赶紧，赶忙hurryupsoft硬的hard软的sandwichpackettaketakeoutputindusterhurryhurryupheyhard放入取出拿，取包裹三明治赶紧，赶忙抹布嘿硬的赶快reviewsandwichpackettakedustertakeoutputinhurryhurryupheyhardSandy:Whosearethesesandwiches.Tom:They'reBilly's.Tom:Openthepacket,Sandy.Tom:Takeoutthesandwiches.Tom:Putinthisdusterandthisbook.Tom:Hurryup!There'sBilly!Billy:Hey!Leavemysandwichesalone!Sandy:Hereyouare,Billy.Billy:That'sfunny.Thesesandwichesareveryhard.Billy:Oh!Givememysandwichesquickly.Whoseisthiscap?这是谁的帽子？语序：疑问词+一般疑问句语序？Whoseisthis/that+名词？=Whose+名词+isthis/that？这/那是谁的某物？eg：Whoseisthisruler?=Whoseruleristhis?答语:It’s某人的（人’s）.它是……的。（后面省略名词）eg：It’sTom’s.Whoseisthatcap?=Whosecapisthat?3L②TheyareBilly's.它们是比利的。’s......的eg:Billy’s比利的...所有格形式：表示‘***的’1.Whosearethese...?这些是谁的...Theyare…这些是...的。2.Whoseisthis...?这是谁的...Itis...它是...的。句型Whoseisthissandwich?It'sBilly's.Whoseisthissandwich?It'sBilly's,too.Whosearethesesandwiches?They'reBilly's.Whoseisthatpencil-box?It'sLiz's.Whoseisthatpencil-box?It'sLillie's.Whosearethosepncil-boxes?They'reLiz'sandLillie's.Whoseorangeisthis?It'sTom's.Whoseorangeisthis?It'sTom's,too.Whoseorangesarethese?They'reTom's.Whoseclassisthat?It'sMissWilliams's.Whoseclassesarethose?They'reMissWilliams'sandMrCrisp's.Whoseclassisthis?It'sMrCrisp's,too.Practice1.schoolbagisonthedesk.(I)2.Lookatpictures.Theyareverybeautiful.（this）3.Lookatthisdog.tailisshort.(it)4.Givetwoapples,please.(I)5.carisold.(he)Keywordsmypron.我的（所有格）yourpron.我的（所有格）hispron.我的（所有格）herpron.我的（所有格）itspron.我的（所有格）ourpron.我们的（所有格）theirpron.他们的（所有格）TheendThankyou!