幻灯片1三三年年级级英英语语下下册册上上期期中中语语法法总总结结外外研研版版((三三起起))幻灯片2关关于于名名词词单单复复数数形形式式英语复数变化规则大约有九种,我们现阶段仅仅接触三种;1.大部分情况,英语名词变复数形式只用在名词后面加S即可,比如:oneapple→twoapplesonetiger→fivetigers2.以s、z、x、ch、sh结尾的词,在该词词尾es构成复数.比如:onebus→twobusesonebox→nineboxes3.还有一种就是特定形式,比如oneman→threemenonewoman→eightwomenaa//aann((一一,,一一个个,,一一只只......))的的用用法法1.大部分情况下,表示一个什么的时候只需要在名词前面加a即可,比如:atiger,apear,abook,adesk,abasketball...2.在遇到以元音发音开头的单词时,用an表示一个,比如:anapple,anorange,anelephant,anhour...幻灯片3关关于于lliikkee((喜喜欢欢))这这个个词词like后面加动词的ing形式,大部分动词是直接加ing即可,但动词变成ing形式规则不尽相同,我们现阶段记忆住一下几个即可:read→reading,ride→riding,skip→skipping,swim→swimmingwatch→watching,play→playing,run→running关关于于ddoo,,ddooeess与与aamm,,iiss,,aarreedo和does一般表示“做”,am,is,are一般表示为“是”;am比较好辨别用途,因为am与I连用;do和are一般与复数或第二人称(you)连用,does和is一般与单数或第三人称(他/她/它)连用,举例说明:Iamonthephone.Doyoulikeplayfootball?Yes,Ido/No,Idon't.DoSamandAmygotoworktoday?Yes,Theydo./No,Theydon't.DoesSamgotoworktoday?Yes,hedoes./No,hedoesn't.DoesshewatchTVinthemorning?Yes,shedoes...Themonkeyisshort./Thetwomonkeysareshort./Heisshort.Youareshort./Areyouathomenow?