Qual é a diferença entre good e well ?Podes indicar apenas respostas exemplo.

"Good" is always an adjective. It describes a noun, a pronoun, or a gerund.
For example: This is a big house. This house is big.
"House" is a noun, and "big" is an adjective because it describes "house".

"Well" is usually an adverb. It describes a verb, an adjective, or another adverb.
"Well" can sometimes be used as an adjective, but that is unusual.
For example: This house is built well.
"Built" is a verb, and "well" describes "built".
BUT: How are you? | I am well. ("I" is a pronoun, and "well" is an adjective because it describes "I".)