1、一般情况下直接加“ly”，如：quick-quickly; polite-politely; sad-sadly; imediate-immediately; recent-recently. 2、少数以e结尾的形容词，要去掉e再加-ly.如：true-truly; due-duly.绝大多数辅音字母加e结尾的形容词直接加-ly.如：polite-politely; wide-widely; wise-wisely;nice-nicely. 3、以“y”结尾的，且读音为 / i /...
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