1. These are used to talk about amounts.
So
so + adjective/ adverb
She is so good (that) she could be a professional.
She plays so well (that) she could be a professional.
So + many/ much + noun
There are so many footballs that I didn’t know which
one to choose.
There was so much noise that I couldn’t hear.
That clause is optional.

2. Such
Such + a/ an + adjective + singular noun +that
clause
She’s such a good player (that) she could be a
professional.
Such + plural noun +that clause
They’re such good players (that) they could
be professionals.
Attention!
Such before a lot of to emphasize the amount.
He’s got such a lot of footballs. (= so many)
They made such a lot of noise. (= so much)

3. Too
We usually use too to criticize, or to say that
something is negative or bad.
too + adjective/ adverb
He’s too slow.
He runs too slowly.
too + adjective/ adverb + full infinitive
He is too slow to be in the team.
He runs too slowly to be in the team.
too + adjective/ adverb + for sth
He is too slow for the team.
He runs too slowly for the team.

4. We can also combine FOR and the FULL
INFINITIVE in one sentence.
It was too cold for me to go swimming.
BE CAREFUL!!!!
TOO is never followed by a that clause!

5. Enough
Enough means the RIGHT amount of
Not enough means LESS than the right amount/number of
(not) adjective/ adverb + enough + full
infinitive
I am good enough to be in the team.
She ran fast enough to win the race.
(not) adjective/ adverb + enough + for
I am good enough for the team.
She trained hard enough for the race.

6. We can also combine FOR and the FULL INFINITIVE in
one sentence.
It wasn’t warm enough for me to go swimming.
(= It was TOO cold FOR me TO go swimming)
________________________________________________
(not) enough + noun + full infinitive
I have enough money to buy the ticket.
(not) enough + noun + for
I have enough money for the ticket.
BE CAREFUL!!!
ENOUGH IS NEVER FOLLOWED BY A THAT CLAUSE.
Source: MANN, Malcolm. Laser B1: Student’s Book. Greece: Macmillan, 2008. Page 193.