冀教版四年级上册Unit4Lesson22课件

UNIT4ShoppingintheCityLesson22AttheSupermarketReview.parkcinemacinemasupermarketparksupermarketFreetalk.Let’sgotothesupermarket.Whatdoyouwanttobuy?Let’slearn.注意：tomato复数加-es,即tomatoes.西红柿tomatoLet’sbuysometomatoes.Let’slearn.注意：potato复数加-es,即potatoes.马铃薯，土豆potatoLet’sbuysomepotatoes.Let’slearn.包；袋bagLet’susetheshoppingbag.Let’ssay.What’sthis?/Whatarethese?It’sa…/Theyare…Read,askandanswer.—What’sthis?—It’s(a/an)…tomatopotatocandybag注意：candy是不可数名词，不能加-s,也不能用a修饰。即It’scandy.Listenandread.AtthesupermarketHi,kids!Let’sbuysomevegetables.Great!Okay!1Iliketomatoes.Ilikepotatoes.2Listenandread.Mrs.Smith,Ilikecandy,too.Danny,candyisn’tgoodforyourteeth.3Howaboutsomefruit?Okay.4Listenandread.Danny,don’tusethatbag.Wehaveourshoppingbag.Okay.5Youaregoodkids.6Listenandfill.Thenact.AtthesupermarketHi,kids!____________________.Great!Okay!1____________._____________.2Let’sbuysomevegetablesIliketomatoesI

likepotatoesMrs.Smith,__________,too.Danny,___________________________.3_________________?Okay.4I

likecandycandyisn’tgoodforyourteethHowaboutsomefruitListenandfill.Thenact.Danny,______________.____________________.Okay.5______________.6don’tusethatbagWehaveourshoppingbagYou

aregoodkidsListenandfill.Thenact.TrueorFalse.()1.Mrs.Smithwantstobuysomefruit.()2.Jennylikestomatoes.()3.Dannylikestomatoesandcandy.()4.Candyisn’tgoodforourteeth.FTFTLet’sdoit!tomatopotatocandymilkIwanttobuy…Iwanttobuysometomatoes,potatoesandcandy.Whatdoyouwanttobuy?Pairwork.Talkandwrite.Let’slearn.Danny,candyisn’tgoodforyourteeth.丹尼,糖果对你的牙齿不好。这是表示某物对某人/某物(没)有好处的句型。begoodfor意思是“对……有好处”,其反义词组bebadfor意思是“对……有害处”。主语可以是名词,可以是动名词。其否定句要在be后加not。句型结构:主语+be+(not)goodfor+宾语.Let’slearn.Howaboutsomefruit?买些水果怎么样?howabout的意思是“(建议时说)怎么样;好吗”。后面可以跟名词、代词宾格、动名词等。句型结构:Howabout+其他?如:Howaboutthisbook?这本书怎么样?Howaboutsinging?唱歌怎么样?Let’slearn.howabout=whatabout两者都表示“……怎么样”。两者一般没什么区别,只是howabout更倾向于建议。如:Iwantsomewater.Whataboutyou?我想来些水。你呢?Let’slearn.Danny,don’tusethatbag.丹尼,不要使用那个袋子。这是一个祈使句的否定形式。祈使句表示命令、请求、建议的语气。这里可以翻译为“别……”。我们知道,祈使句通常省略主语you,以动词原形开头。因此它的否定句要借助助动词do来完成。句型结构:Don’t+动词原形+其他.如：Don’trun!

Don’tplayonthestreet!Let’sact.游戏规则：和爸爸妈妈讨论去买东西的情景。可根据所给句型适当发挥。如：A:Whatdoyouwanttobuy?B:Iwanttobuy…A:Howaboutsome…?B:OK,let’sbuysome…Practice一、选择正确选项。()1.Let’sbuysome_____.

A.potatoB.potatoesC.potatos()2.Candyisn’tgood____yourteeth.

A.ofB.atC.for()3.Wehaveour______bag.

A.toshopB.shopC.shoppingBCCPractice二、按要求写句子。1.buy,some,let’s,vegetables(.)(连词成句)_________________________Iwanttobuyanewcoat.(变否定句)

_________________________Let’sbuysomevegetables.Idon’twanttobuya