词性的转换答:culture-cultural,nation-national,education-educational,addition-additional.名词+y表性质fun-funny,sun-sunny,health-healthy,cloud-cloudy,wind-windy luck-lucky,rain-rainy,snow-snowy,noise-noisy,ice-icy,方位名词+ern变形容词west-western,east-eastern,north-northern,south-southern 名词+ant变形容词...