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1．一般情況下，直接加-s,如：book-books,bag-bags, cat-cats, bed-beds

2．以s. x. sh. ch結(jié)尾，加-es,如：bus-buses, box-boxes, brush-brushes, watch-watches

3．以“輔音字母+y”結(jié)尾，變y為i, 再加-es,如：family-families, strawberry-strawberries

4．以“f或fe”結(jié)尾，變f或fe為v, 再加-es,如：knife-knives

5．不規(guī)則名詞復(fù)數(shù)：

man-men, woman-women, policeman-policemen, policewoman-policewomen,mouse-mice, child-children, foot-feet, tooth-teeth,

fish-fish, people-people, Chinese-Chinese, Japanese-Japanese

練習(xí)：寫出下列各詞的復(fù)數(shù)

I _________him _________this ___________her ______

watch _______child _______photo ________diary ______

day________ foot________ book_______ dress ________

tooth_______ sheep ______box_______ strawberry _____

thief _______yo-yo ______ peach______ sandwich ______

man______ woman_______ paper_______    juice___________

water________ milk________ rice__________ tea__________

今天就和大家就分享到這，祝愿同學(xué)們用辛勤的汗水去收獲美好的未來吧！