Too, Enough, So and SuchB1

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Too, enough, so and such say how much of a quality: too hot, hot enough, so hot, such a hot day. Enough follows the adjective, so goes with an adjective and such with a noun: big enough, so nice, such a nice day.

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CheatsheetB1

Point	Rule	Example
too + adjective / adverb	more than is good; the result follows with to + V	The box is too heavy for me to lift.
adjective + enough / enough + noun	enough follows an adjective and comes before a noun	She is old enough to drive. / We have enough chairs.
so + adjective / adverb	the result follows with that	I was so tired that I fell asleep.
such a + adjective + singular noun / such + adjective + plural noun	such goes with a noun, so with an adjective or adverb	It's such a good film. / They are such nice people.
Trap	not + adjective + enough	The room is not big enough.
Trap	so many + plural noun	I have so many friends.

Form: too and enoughB1

Pattern	Example
too + adjective / adverb	This coffee is too hot.
too + adjective + (for person) + to + V	The box is too heavy for me to lift.
too much / too many + noun	There are too many people.
adjective / adverb + enough	She is old enough to drive.
enough + noun	We have enough chairs.
not + adjective + enough	The room isn't big enough.

too means more than is good. It has a negative result.
enough follows an adjective or adverb and comes before a noun.

Form: so and suchB1

Pattern	Example
so + adjective	The film is so good.
so + adverb	He speaks so quickly.
so many / so much + noun	I have so many friends.
such a / an + adjective + singular noun	It's such a good film.
such + adjective + plural / uncountable noun	They are such nice people.
so / such … that + result	I was so tired that I fell asleep.

such goes with a noun: such a day. so goes with an adjective or adverb: so hot.
a / an comes after such: such a big house.

Compare: very and tooB1

very	too
a high degree, no problem	more than is good, a problem
It's very hot, but I like it.	It's too hot. I can't sit outside.
The bag is very heavy, but I can lift it.	The bag is too heavy to lift.

Typical errorsB1

✗	✓	Rule
The room is not enough big.	The room is not big enough.	not + adjective + enough
I have so much friends.	I have so many friends.	many + plural noun