Unit3Thisismysister 【重点单词KeyWords】 mother father parent(s)sister brother grandmothergrandfather grandparent uncleaunt daughter soncousin friend photothese those that she he theyare love seedear great soon much very here for可数名词单数变复数规律:1、词尾直接加s型:students,apples,bags,trees,books,brothers2、以s、x、sh、ch结尾的名词加es型:glasses,boxes,brushes,matches3、以辅音字母加y结尾的名词,变y为i加es型:city-cities,baby-babies4、以元音字母加y结尾的名词,直接加s:boys,toys5、以f或fe结尾的名词,多数变f为v加es:wife--wives,knife--knives,thief,life,half,leaf,shelf,wolf,除了roof6、以o结尾的名词,一般直接加s:radios,zoos,pianos,photos;除了5个特殊的词需要加es:Negroes,heroes,potatoes,tomatoes,mangoes.(黑人英雄爱吃土豆和西红柿:薯条蘸番茄酱。最后再吃点芒果)7、不规则变化的词:foot→feet,goose→geese,tooth→teeth,man→men,woman→women,sheep→sheep,deer→deer,Chinese→Chinese,Japanese→Japanese,child→children,mouse→,oo常常变ee,foot→feet是一例。男人、女人a改e,woman→women是一例。child复数children要记准,中、日、鹿、绵羊无变化,单数、复数是一家。This---thesethat---thoseis–areI--weYou---youhe/she/it---they1、一般情况下直接在词尾加s例:book---books apple---apples orange---_________ tiger---_________ girl---__________banana---_________ lemon---__________ pencil---_________ 2、以s,x,sh,ch结尾的单词,加es例:bus---buses box---boxes fish---fishes beach---beachesclass--- fox--- beach--- watch--- 3、以f或fe结尾的单词,把f或fe变成v加es例:leaf---leavesknife--- (刀) wife--- (妻子)4、以辅音字母加y结尾的单词,把y变i加es例:fly---flies butterfly---_______
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