well能夠用作副詞，也能夠用作形容詞，用作形容詞意思是健康的、令人滿意的，good只用作形容詞，不用作副詞，它的副詞形式用well。

well和good用法口訣

well能夠用作副詞，也能夠用作形容詞，用作形容詞意思是健康的、令人滿意的，good只用作形容詞，不用作副詞，它的副詞形式用well。

She has a good (fine) voice.她有好聽的嗓音。Shespeaks English well. 她的英語說得好。

Well用在健康方面的時候，能夠說：I am not well today或者是I am not well.意思是我今天不太舒服。

Good一般會用在對東西的描述上或者是父母對小朋友的表揚上，比如This is a good book. This is a good chair.

good 和well都能夠修飾動詞，一般good只用在半系動詞后面，如：seem, appear, look等。

Good一般用在半系動詞后面，作為表語，well用在實意動詞的后面，作狀語。

good的短語有哪些

do good

1.有用的 useful

This cough medicine tastes nice but it doesn't do much good.這咳嗽藥不難吃,但作用不大。

2.有益于某人 benefit sb

Eat more fruit, it will do you good.多吃水果,對你有好處。

Much good may it do you.但愿對你大有好處。

You should do good to others.你應該對別人行善。

a good few

相當多(的),幾個 a considerable number (of); several

“How many came?”“A good few.”“來了多少?”“不少。”

as good as

幾乎,實際上 almost, practically

He as good as said I'm a liar.他無異于說我撒謊。