四年级英语下册Unit4_Buying_fruit第一课时课件.ppt
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1、Unit 4 Buying fruit,Step one: Warm up and revision,What is this?,Its an apple.,What are these?,Theyre apples., pl,你还记得吗?,一、绝大多数的可数名词的复数形式,是在该词末尾加上后辍-s。,例:friendfriends; catcats; apple apples.,二、凡是以s、z、x、ch、sh结尾的词,在该词末尾加上后辍-es构成复数。,例:busbuses; boxboxes; watchwatches.,三、以-o结尾的名词,如果不是外来词或缩写,就加-es,否则加-s
2、构成复数。,例:tomatotomatoes; potatopotatoes; 反例:photophotos; pianopianos,四、以-f或-fe结尾的名词,多为将-f或-fe改变为-ves,但有例外。,例:knifeknives; lifelives; leafleaves;,What are these?,Theyre grapes.,What are those?,They are,gr p,pineapples.,p n pl,What are these?,Theyre oranges.,What are those?,They are, r n ,watermelons.,
3、w t mel n,What are these?,Theyre peaches.,What are those?,They are,p ,bananas.,b n n ,Step two: Presentation and practice,Id like,I would,我想要,(P15),1. Id like five .,2. Id like .,3. Id .,peaches,a/one watermelon,like two pineapples,Do exercise :,Id like+名词,我想要某物,我想要做某事,Id like to+动词短语,e.g.,我想要看电视。,I
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