专题一名词与冠词要点一名词的单复数例词变化规则holiday→holidaysmonkey→monkeys在词尾直接+s以元音字母+y结尾的名词country→countriesfactory→factories变y为i,再加es以辅音字母+y结尾的名词glass→glassesmatch→matches在词尾加es以s,x,ch,sh结尾的名词mouth→mouthshouse→houses在词尾直接加s一般情况下例词变化规则roof→roofsbelief→beliefs少数直接加sself→selveswolf→wolves一般要变f或fe为v+es以f,fe结尾的名词hero→heroespotato→potatoes有些在词尾加espiano→pianosphoto→photos一般在词尾加s以o结尾的名词例词变化规则medium→mediaphenomenon→phenomenaanalysis→analyses外来名词foot→feet,tooth→teeth,goose→geeseman→men,woman→women,mouse→mice变内部元音deer,sheep,means,series,works,Chinese,Swiss,aircraft,spacecraft单复数同形命题点感悟
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