The adverb of degree 好 "very"
Apart from being an adjective with the meaning “good”, 好 can also be an adverb of degree meaning “very”.
When 好 
is stated before another adjective, it is used as an adverb of degree “very”, “rather”.
is stated before another adjective, it is used as an adverb of degree “very”, “rather”. Pay attention
Adverbs of degree (程度副词) are used to intensify or modify the degree of an adjective (or verb): very, really, extremely.
We often put the particle 啊 or the particle 呀 at the end of the sentence.
or the particle 呀 at the end of the sentence.Examples
外面好冷，别去吧
It is rather cold outside. You’d better not go there
wàimiàn hăo lěng, bié qù ba
哇，好重啊
Oh, it is so heavy!
wa, hǎo zhòng a
你离我好远，我怎么来呢？
You are far away from me. How can I get to you?
nǐ lí wǒ hăo yuǎn, wǒ zěnme lái ne
Pay attention
This adverb is not used with the adjective 好 "good".
Apart from adjectives, other parts of speech can sometimes be placed after 好.
Examples
好一会儿
for a long time
hǎo yíhuìr
我好激动啊！
I am so excited!
wǒ hǎo jīdòng a