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名词复数的变换：•1、直接加S•cowspigsducks……•2、变换字母•goose–geesetooth-teethfoot—feet•woman—womenman—men•mouse-mice•wife—wivesshelf--shelves•child-children•3、单复数同形•sheep-sheepfish–fishgoldfish-goldfish•4、以s,x,sh,ch结尾的单词加esbus–busesbox–boxesglasses•5、辅音加y去y加iesfamily—familieslady—ladiesbaby—babieslibrary—librariesdictionary—dictionariesstudy—studies练习：1.Maryacutedog.(have,has)2.Doyouhaveducks?（some,any）3.Therearesomeonthefarm.(sheep,sheeps)4.Therearetwoonthechair.(mouse,mice)5.Let’swatchTVwith_____.(I,Me)6.Wedon’thave______cows.（some,any）7.Iawhitecat.(have,has)8.UncleBill_____afarm.(have,has)9.Doyou______aturtle?(have,has)10.Thehorse_____fourstronglegs.(have,has)11.UncleTim_____tworabbits.(have,has)12.Tomhasa______.(goose,geese)13.Benhassome______.(goose,geese)14.Here’s____tissue.(you,your)15._____nameisJanet.(His,Her)16.Lindaisn’t_____daughter.(they,their)17.Put____ontheshelf.(they,them)1.Whereisthecat?_________________________________2.Wherearetheballs?_____________________________3.Isthedictionaryonthebed?______________________________4.Arethereanypencilsinthepencil-case?_______________________________5.Isthereatableinthepicture?_______________________________