单数名词加上“s”可以构成复数名词的形式
已经讲过，单数名词加上鈥渟鈥澘梢怨钩筛词实男问剑旅嫖颐抢唇步哺词实墓钩煞椒ā�
1 加 s
a cap---caps a book----books a dog-----dogs a desk----desks a chair----chairs
2 加 es
a fox---foxes a glass----glasses a watch----watches
3 变词尾fe为ve后加s
a knife-----knives a wife----wives
4 变a为e
a man----men a woman----women
5不规则变化
a tooth----teeth a child----children a mouse---mice
例句：1 I see a man and a woman。
2 Can you see a child？
3 There are men and women in the room。
4 They are men,women and children.
5 I see six balls on the table。
《单数名词加上“s”可以构成复数名词的形式》摘要：ses a watch----watches 3 变词尾fe为ve后加s a knife-----knives a wife----wives 4 变a为e a man----men a woman----women 5不规则变化 a tooth----teeth a child----children a mouse---mice 例句：1 I see a ma...
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