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Canada and China.
( )3.Daming has got a letter from his
mother.
×
√
√
单数
复数
规则
stamp
stamps
1.一般在词尾加—S.
bus
buses
2.以s,x,ch,sh结尾,在词尾加--es.
baby
babies
3.以“辅音字母+y”结尾,先变y为i,再加—es .
wolf
wolves
4.以f/fe结尾,先变f/fe为v ,再加—es .
man
men
woman
women
this
these
that
those
banana