1小学英语(人教版PEP 版)语法要点及习题 1 名词复数规则 1.一般情况下,直接加-s,如: book-books, bag-bags, cat-cats, bed-beds 2.以s
ch 结尾,加-es,如: bus-buses, box-boxes, brush-brushes, watch-watches 3. 以“辅音字母+y”结尾,变y 为i, 再加-es,如: family-families, strawberry-strawberries 以“f 或fe”结尾,变 f 或fe 为 v, 再加-es,(但有一个特例:roof→roofs)
如: knife-knives leaf-leaves wife-wives thief-thieves wolf-wolves 5. 以“o”结尾的单词,如果有生命,加-es;如果没有生命,加-s
如:①有生命:potato-potatoes tomato-tomatoes mango-mangoes hero-heroes Negro- Negroes ②没生命:radio-radios piano-pianos photo-photos zoo-zoos 6. 不规则名词的复数变化: (一)完全不规则: man-men woman-women policeman-policemen policewoman-policewomen mouse-mice child-children foot-feet tooth-teeth (二)单数复数词形相同: fish-fish sheep-sheep deer-deer people-people Chinese-Chinese Japanese-Japanese 小练习: 写出下列各词的复数 I _________him _________this _