這兩個(gè)都是形容詞.意義不同.good是好,well是健康.都是形容詞.
adj.（形容詞）
better,best
In a satisfactory condition; right or proper:
令人滿意的；正確的或合適的：
All is well.
一切都盡如人意
Not ailing,infirm,or diseased; healthy.See Synonyms at healthy
健康的：沒(méi)病的、非體弱的或沒(méi)得病的；健康的參見(jiàn) healthy
Cured or healed,as a wound.
康復(fù)的：康復(fù)的或治愈的,如傷口
Advisable; prudent:
賢明的；謹(jǐn)慎的：
It would be well not to ask.
最好不要問(wèn)
Fortunate; good:
幸運(yùn)的；好的：
It is well that you stayed.
你留下來(lái)很好
請(qǐng)及時(shí)采納,多謝!