very
修饰原级形容词和副词以及完全形容词性化的现在分词或过去分词,如:tired, ashamed, exciting等
【注】
1. 非形容词性化的分词不能用very修饰, 可用much修饰.
eg.) She is very pleased by his words. (×)
She is much pleased by his words. (√)
2. 一些不分等级的形容词不能用very修饰, 可用quite (completely) 修饰.
eg.) You are very wrong. (×)
You are quite wrong. (√)
3. 部分以a 开头的形容词不能用very修饰, 可用 much修饰.
eg.) She was very afraid of dogs. (×)
She was much afraid of dogs. (√)

much
1. 修饰动词
2. 修饰介词以及形容词和副词的比较级
eg.) The girl is much like her mother.
She is much younger than her husband.
3. 修饰部分以a开头的形容词, 如: afraid, awake, alive, ashamed, alone, etc.

well 作“很,非常,相当”讲, 主要用来修饰动词、介词短语或用于固定搭配。
eg.) She was well past thirty at that time.
His house is over there, well above the other houses.
I don’t know him well.
Cook the fish well before eating it.
The book is well worth reading.

quite
1. 修饰表示绝对意义的形容词或副词, 如：sure, certain, possible, impossible, right, wrong, perfect, dead, ready等。
Eg.) I’m quite sure the dog is quite dead.
2. 修饰动词或名词
eg.) She quite likes the bike, but she is not quite ready to buy it.
I had quite a time at your party that evening.
3. 可修饰good, well, ld, young等个别形容词的比较级
eg.) She’s feeling quite better today.
She looks quite older than before.

badly
表示程度时含有迫切之意,常修饰want, need等动词或表示不良情况的短语
eg.) They are badly in need of teachers.
She wants to go abroad badly.
He was badly wounded.

enough
意为 “足够地、非常、很”, 修饰形容词, 副词, 动词, 但须放在这些词的后面.
eg.) The meat is not done enough.
The boy ran fast enough to catch up with the dog.

fast/sound/wide/widely
这些词用作程度副词, 主要用在一些固定搭配中.
Eg.) The baby was fast (sound) asleep.
She was wide awake at that time.
These books are widely different.
Opinions vary widely on this subject.

nice (good, fine) and +形容词(副词)
eg.) He was good and tired after work.
The flowers look good and beautiful.