I was practiced English that chose the correct word

This's a practice that chose the correct word.

Mary feels (happy)
John laughed (happily).
Betty sang sweetly.
Good medicine tastes (bitter).
The soup tastes (good or <em>delicious</em>) .The other answer is [well]that I don't know chose to do .
The sentence sounds (correct).
Please keep (silent or <em>quiet</em>).
Be (quiet,)boy.
Don't be (noisy).
He swims (well). I don't know that isn't it right.
This book seems (good or <em>interesting</em>)
The old man appears (healthy).
You do not look (honest).
He was feeling (hungry).
He got (angry).
The milk will go (sour) if you leave it too long.

<em>Good exercise!</em>