四年级英语下册Unit 4课件1.ppt

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1、What is this?Its an apple.What are these?Theyre apples.pl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：例：friendfriends;catcats;appleapples.二、凡是以二、凡是以s、z、x、ch、sh结尾的词，在该词末尾加上后辍结尾的词，在该词末尾加上后辍-es构成复数。构成复数。例：例：busbuses;boxboxes;watchwatches.三、以三、以-o结尾的名词，如果不是外来词或缩写，就加结尾的名词，如果不是外来词或缩写，就加-es，否

2、则加，否则加-s构成复数。构成复数。例：例：tomatotomatoes;potatopotatoes;反例：反例：photophotos;pianopianos四、以四、以-f或或-fe结尾的名词，多为将结尾的名词，多为将-f或或-fe改变为改变为-ves，但有例外。，但有例外。例：例：knifeknives;lifelives;leafleaves;What are these?Theyre grapes.What are those?They aregr ppineapples.p n plWhat are these?Theyre oranges.What are those?They

3、 are r n watermelons.w t mel n What are these?Theyre peaches.What are those?They arep bananas.b n n IdlikeIwould我想要我想要(P15)1.Id like five .2.Id like .3.Id .peaches a/one watermelonlike two pineapplesIdlike+名词名词我想要我想要某物某物我想要我想要做某事做某事Idliketo+动词短语动词短语e.g.我想要看电视。Id like to watch TV.我想要吃午饭。Id like to ha

4、ve lunch.选词填空。A.like B.like to1.Id a book.2.Id go to school.3.Id buy some grapes.4.Id some apples.likelike tolikelike toHowmany?Eight.A:Howmanykilos?B:Onekilo.公斤，千克公斤，千克WhatfruitdoesMissLibuy?Some_and_.Look,listen and complete1.WhatfruitdoesMissLibuy?Some_and_.Look,listen and completepearsgrapes一些一些

5、2.Howmanykilos(千克千克)?_kilos_kilosLook,listen and completethreetwokiloLets actWhatarethese/those?Idlikesome,please.TheyreHowmanykilos?Lets reviewgrapeskilo(公斤，千克公斤，千克)询问一些物品的名称时，可以说：询问一些物品的名称时，可以说：B:TheyreA:Whatarethese/those?Lets reviewLets review表达想要某物时，可以说：表达想要某物时，可以说：Id likee.g.我想要一些梨。Id like som

6、e pears.Lets review表达想要做某事时，可以说：表达想要做某事时，可以说：Id like toe.g.我想要回家。Id like to go home.询问物品的重量，可以说：询问物品的重量，可以说：A:How many kilos?B:kilo(s).e.g.多少千克？三千克。A:How many kilos?B:Three kilos.1.Whatsthis?Itsan.(桔子桔子)2.Idlikesome.(葡萄葡萄)3.Whatsthatoverthere?Itsa.(香蕉香蕉)4.Whatrethese?Theyre.(梨梨)bananagrapespearsorange 单词填空单词填空连词成句连词成句1.are,what,over there,those,(?)1.What are those over there?2.many,kilos,how,(?)2.How many kilos?Oral work:1)Read page 30-31 after the tape.2)Make a dialogue with your partner according to the sentences which you have learnt today.Written work:Finish part D of the workbook.