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发布时间：2023-11-29 03:44:56
名词复数变化1.一般情况下加s2.s,sh,ch,x等结尾的词加?-es
3.以y结尾的名词,变复数时
4.以o?结尾的名词,变复数时
5.以f或fe?结尾的名词变复数时?
6.名词复数的不规则变化?
map—maps?
bus—buses?【stomach(胃---stomachs；epoch(新时期---epochs】a.以辅音字母+y,变y?为i加esbaby—babies
b.专有名词或元音字母+y,直接加stwo?Marys,monkeys【Dry禁酒论者---drys,standby后备人员---standbys】
a.?加s，photo—photos?b.?加es，Negro,hero,potato,tomato,volcano,tornado,torpedo,veto,mosquito,
a.去f或fe?加ves，half—halvesb.?加s，gulf/cliff/roof/griefchief/belief/proof/safe+S
a.man—menwoman—womenchild—childrenfoot—feettooth—teeth
goose—geesemouse—micelouse-liceox-oxenb.an?Englishman—two?Englishmen.?【但German-Germans，human-humans】
**c.外来名词：criterion—criteria(标准；phenomenon—phenomena(现象；analysis—analyses(分析；basis—bases（基础）；crisis—crises(危机；
thesis—theses(论文；bacterium—bacteria(细菌；Medium–media（媒介物）；
7.
单复同形名词
deer,sheep,fish,shark,giraffe,buffalo,Chinese,Japanese,Swiss,Swedish,Danish,means,series,species,?aircraft,staff,li,jin,yuan,two?li,three?mu,four?jin除了中国度量衡和货币之外,美元,英镑,法郎等都有复数形式。the?English,the?Chinese,表示国民总称时，谓语用复数。【-ese,-ish结尾的国家人单复同形。】2piecesoffish2piecesofglasspenny（便士）
2fish2glassespence(价值
2fishes2pairsofglasses
Pennies（个数）
A单数类集体名词：
意思为复数，但谓语用单数humanity人类clothing衣服glassware玻璃器具machinery机械mankind人类equipment设备jewelry珠宝poetry诗baggage行李furniture家具luggage 