名词变形容词:名词后加-ful,如hope→hopeful,meaning→meaningful2.名词后加-y, 如:luck→lucky, cloud→cloudy; wind→windy; rain→rainy; 3.在名词后加-ly起势谓为构反稳, 如: friend→fr来自iendly love→lovely 4.方位名词加-ern,如:east→eastern w360问答est→western变副词的话,通常是:1.一般形容词词尾加-ly变成副词,如:real→really polite→politely 2.以“辅音字母+y”结尾的,要变y为i加-ly,如:lucky→luckily busy→busily3.以元音字母+e结尾,去e加-ly,如:true→truly4.以辅音字母加-le结尾,去e加-y,如:保攻布转terrible→terribly possible→possibly5.形容词与副词同形,如:fast→fast hard→hard