To indicate degree: TOO + ADJECTIVE
To indicate degree: TOO + ADVERB
To talk about an amount or number of something which is more than what we want or need: TOO MUCH or TOO MANY + NOUN. Use too much before uncountable nouns and too many before countable nouns.
You can also use TOO MUCH on its own after a verb.
If we say a sentence with TOO in the negative form, then we mean it isn’t a problem. The form is NOT + TOO+ ADJECTIVE
It’s not too late to buy tickets for the final. There are still some on sale
Sarah drinks too much.
This restaurant’s too crowded. Let’s go somewhere else.
Ugh! You’ve put too much sugar in my tea! I ate too many biscuits.
You’re walking too fast! Slow down!