goplaywatchstudytalkclimbeatbrushride怎么变单三形式?
go play watch study talk clim beat brush ride变单三形式,
goes plays watches studies talks climbs eats brushes rides
规则,主语为第三人称单数时谓语动词也要用第三人称单数,名词复数一般加s;以s,x,ch,sh结尾的加es; 以 o结尾的有加s, 也有加es的,需要记忆;以辅音字母加y结尾的,把y 改为 i,再加es;以f, fe结尾的,把f, fe改为v,再加es;除此之外的都加s.
不规则的,如have-has,am, is, are只有靠记忆...
但名词还有foot--feet, child--children,...
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