可数名词变复数变化.ppt
Farmer,dentist,policeman,soldier,student,Worker,teacher,doctor,nurse,lawyer,bossActor,waiter,repairman,chef,driver,guideProfessor,manager,designer,customerPatient,adviser,photographer,employerFirefighter,pianist,architect,footballplayerCaretakerjobBrush(youteeth),plan,play,smile1call(yourfriends),clean,rest,talk2Cook,turn,cry,walk,dream,work3Exercise,laugh,watch,listen,open4Wash(yourhands)5描述活动的动词可数名词变复数名词:人或事物的名称。名词总的来说事物的性质专有名词普通名词个别的人或事物、地点、国家等。例如:Gina、China。首字母要大写。不可数名词例:milk、bread、water。没有复数形式可数名词例:anapple、twoapples有复数形式既可数又不可数例:chicken可数时表示小鸡,不可数时表示鸡肉可数名词单数复数如何变化?规则变化不规则变化规则变化1.一般情况下,直接在词尾加-s构成复数形式。carbackpackcarsbackpacksbookbooks1.box2.以s,x,z、ch,sh等结尾的名词,
在词尾加-es构成复数形式。boxesclassclasseswatchwatchesbrushbrushessxshch2.3.以“辅音字母+y”结尾的名词,应改y为i,再加-es。familyfamiliescomediescomedy(喜剧)yyld3.4.以专有名词或“元音字母+y”结尾的名词,直接在词尾加-s构成复数形式。boyboysdaydaysoayy以f或fe结尾的名词,先将f或fe变成v,再加-es构成复数形式。1knife2knives3half4halves5Thief、wife、knife、leaf、wolf、half676.以o结尾的名词,
表示无生命事物的名词,词尾加-s,
表示有生命事物的名词,词尾加-es。photophotosheroestomatoeszooszootomatoheropotato,tomato,hero把“a”变成“e”:man,womanmenwomen把“ous”变成“ic”:mousemicelouselice单复数同形(不变):sheep、deer、fish、Chinese、Japanese把“oo”变成“ee”:foot、tooth、goose后面直接加“ren”:childchildren12345(二)不规则变化: