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一、题文
英语单数变复数练习题1.birthday 2.radio 3.piano 4.housewife 5.walkman 6.mouse 7.beach 8.wish 9.glass 10.dress 11.grass 12.library 13.city 14.country 15.kilo 16.mango 17.policeman 18.people 19.snowman
二、解答
1.birthdays 2.radios 3.pianos 4.housewives 5.walkmans 6.mice7.beaches 8.wishes 9.glasses 10.dresses 11.grasses 12.libraries 13.cities 14.countries 15.kilos 16.mangos 17.policemans 18.people 19.snowmen本文到此结束，希望对大家有所帮助。
