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Too / Enough / So…That / Such…That
B1Grammar
1. Simple explanation
This lesson teaches four words that measure 'how much' of a quality. An adjective describes a person or thing (hot, tired); an adverb describes how an action happens (fast, slowly); a noun is a person, place, or thing (money, day). Too means more than is good — a problem: 'The coffee is too hot.' Enough means as much as we need — sufficient, no problem: 'The coffee is cool enough to drink.' So and such show a result — they say 'this much, and look what happened': 'It was so cold that the lake froze.' 'It was such a cold day that we stayed home.'
2. Detailed explanation
Start from zero. An adjective is a word that describes a person or thing: hot, big, tired, expensive. An adverb describes how an action happens: fast, slowly, well. A noun is a person, place, or thing: money, chairs, water. This lesson teaches four measuring words — too, enough, so, and such. All four answer 'how much?', and three hide a secret message: too says 'and that is a problem,' enough says 'and that is exactly what we need,' and so / such say 'and here is the result.'
First, too and enough. Too stands BEFORE an adjective or adverb and means 'more than is good': 'The coffee is too hot' = hotter than is good — you must wait. Enough means 'as much as we need'; the formal word is sufficient (sufficient means 'as much as is needed, not less'). Enough has a strange address: AFTER an adjective or adverb, but BEFORE a noun. Look word by word: 'The coffee is hot enough' — coffee + is + hot (adjective) + enough (after the adjective — the heat is exactly right). With a noun: 'We have enough money' — enough + money. The classic trap is the wrong address: ✗ 'enough hot,' ✗ 'money enough.' Remember: adjective + enough, but enough + noun.
Second, so and such. Both show a strong degree — a big amount of a quality — and usually continue with 'that' plus a result (what happens because of it). The only difference is the next word. After so, put an adjective or adverb and NO noun: 'It was so cold that the lake froze' — so + cold (adjective) + that + the lake froze (result). After such, a noun MUST come, with 'a' or 'an' before a single countable noun: 'It was such a cold day that we stayed home' — such + a + cold + day (noun) + that + we stayed home (result). Memory rule: noun in the middle → such; no noun → so. In fast speech, Americans often drop 'that': 'It was so hot we stayed home.'
Third, the pattern too … to. 'He is too tired to walk' does NOT mean he walks a lot — it means he is so tired that he CANNOT walk; the sentence looks positive but hides a negative. The pattern is too + adjective + to + verb, and the result is always 'cannot': 'too young to drive' = cannot drive. Before nouns, too needs help (recap of the countable-nouns lesson): too much before uncountable nouns (too much noise), too many before countable nouns (too many people); 'too money' is always wrong.
Remember this first: four pictures. One: too + adjective means trouble — too hot, too expensive, too late. Two: enough changes sides — after an adjective ('strong enough'), before a noun ('enough money'). Three: no noun → so; noun → such. Four: too … to always hides 'cannot.' If you know these four pictures, you understand the whole lesson.
3. Formula / structure
Step by step — how to build a sentence:
With too: 1) Start with the person or thing (The coffee). 2) Add the verb (is). 3) Put 'too' BEFORE the adjective (too hot). Result: 'The coffee is too hot.' With enough and an adjective: 1) Person or thing (She). 2) Verb (is). 3) Adjective first (strong). 4) 'Enough' AFTER it. Result: 'She is strong enough.' With enough and a noun, 'enough' goes first: 'enough money.' With so: 1) so + adjective (It was so cold). 2) Add 'that.' 3) Add the result (the lake froze). With such: same steps, but put a/an + adjective + noun after such (such a cold day).
adjective / adverb + enough:
adjective + enough → She is strong enough. / adverb + enough → He ran fast enough. (enough comes AFTER the adjective or adverb)
enough + noun:
enough + noun → We have enough money. / Are there enough chairs? (enough comes BEFORE the noun)
so + adjective / adverb + that:
so + adjective + that + result → It was so cold that the lake froze. so + adverb + that → He drove so fast that we arrived early.
such + (a / an) + adjective + noun + that:
such + a/an + adjective + noun + that + result → It was such a cold day that we stayed home. (No a/an with plural or uncountable nouns: such friendly people, such bad weather.)
too + adjective / adverb:
too + adjective/adverb → The soup is too salty. / He drives too fast. (too = more than good — there is a problem)
too much / too many + noun:
too much + uncountable noun → too much noise / too much sugar. too many + countable noun → too many people / too many cars.
too … to:
too + adjective + to + verb → She is too young to drive. (= She cannot drive — the meaning is negative.)
4. When to use it
Complaining about more than you want: 'This bag is too heavy.'
Saying something is sufficient — exactly what you need: 'We have enough time.'
Explaining why something cannot happen: 'He is too young to drive.'
Showing a result with so: 'The music was so loud that I couldn't sleep.'
Showing a result with such: 'It was such a long trip that we slept for a day.'
Counting problems with nouns: 'There is too much traffic today.'
5. When NOT to use it
Don't put enough before an adjective: ✗ 'enough strong' → ✓ 'strong enough.' (Enough comes first only before nouns.)
Don't use very when there is a problem: 'very hot' is neutral information, but when the heat stops you from drinking, English wants 'too hot.'
Don't use such without a noun: ✗ 'The day was such cold' → ✓ 'The day was so cold.'
Don't forget a/an after such with a single countable noun: ✗ 'such cold day' → ✓ 'such a cold day.'
Don't say 'too much' before an adjective: ✗ 'too much tired' → ✓ 'too tired.'
6. Positive examples
The coffee is too hot — wait two minutes.
She is tall enough to reach the top shelf.
We have enough chairs for everyone.
It was so quiet that we could hear the river.
It was such a beautiful sunset that we took twenty photos.
He spoke loudly enough for the whole room to hear.
There are too many cars on this road.
Don't add sugar — the tea is sweet enough.
She is too busy to meet today.
They had such a good time that they stayed until midnight.
He drives too fast on this road.
The water is warm enough to swim.
7. Negative examples
The water isn't warm enough to swim.
He isn't old enough to drive.
We don't have enough money for a new car.
She is not too tired — she can walk home.
It wasn't such a difficult test — most of us passed.
There isn't enough light in this room to read.
8. Questions
Is the soup hot enough?
Do we have enough time?
Isn't it too late to call him?
Was the movie so good that you watched it twice?
Are there enough eggs for breakfast?
Is he old enough to travel alone?
9. Short answers
Is it warm enough? — Yes, it is. / No, it isn't.
Do we have enough chairs? — Yes, we do. / No, we don't.
Is she too young? — Yes, she is. / No, she isn't.
Was it such a long trip? — Yes, it was. / No, it wasn't.
Can he run fast enough? — Yes, he can. / No, he can't.
10. Common mistakes
✗ She is enough tall to reach it✓ She is tall enough to reach it.Why: enough goes AFTER an adjective — enough only comes first before a noun.
✗ We have money enough✓ We have enough money.Why: before a noun, enough comes first: enough + noun, never noun + enough.
✗ It was so a cold day✓ It was such a cold day.Why: when a noun like 'day' is in the sentence, use such, not so — such + a + adjective + noun.
✗ The tea is too much sweet✓ The tea is too sweet.Why: too much is only for nouns and amounts; before an adjective, use too alone.
✗ He is too weak that he cannot walk✓ He is too weak to walk. / He is so weak that he cannot walk.Why: too works with 'to + verb' and so works with 'that' — do not mix the two patterns.
✗ This room is very small to sleep four people✓ This room is too small to sleep four people.Why: 'very' only says 'a lot' — when the smallness is a problem that stops something, English uses too … to.
✗ I have too money problems✓ I have too many money problems.Why: 'problems' is countable — things you can count take too many, not too much and never bare too.
11. American English notes
🇺🇸 American English
Americans strengthen too with 'way': 'way too expensive,' 'way too late' — this is normal, friendly American English. Alone, 'so' is a very common spoken intensifier with no result clause at all: 'I'm so tired!' 'That is so cool!' The word 'that' after so / such is often dropped in conversation: 'It was so hot we stayed home.' Watch the pronunciation of enough: it is spelled e-n-o-u-g-h but sounds like 'ee-NUFF' — the -ough sounds like 'uff,' the same sound as in 'tough' and 'rough.' Also, 'I've had enough, thanks' is the polite way to refuse more food, and a sharp 'Enough!' by itself means 'Stop!' Finally, do not confuse this lesson's too (more than good) with the too that means 'also' at the end of a sentence: 'I want coffee too.'
12. Similar grammar — comparison
Compare
Too and enough work differently from comparatives (bigger, more expensive). A comparative measures one thing AGAINST another thing: 'This bag is heavier than that bag.' Too and enough measure one thing against a NEED or a LIMIT: 'This bag is too heavy' means heavier than I can carry — the limit lives in the situation, not in another bag. They also differ from very / really: very is neutral information ('The soup is very hot — delicious!'), while too always complains or blocks something ('The soup is too hot — I can't eat it yet'). Inside this lesson, so and such express the same degree, but grammar chooses between them: so before an adjective or adverb alone, such before a noun phrase. For too much / too many before nouns, review the Countable & Uncountable lesson.
13. Natural spoken English
'It's way too expensive.' (Americans put 'way' before too to make it stronger.)
'I'm sooo tired today.' (People stretch 'so' in speech to show a really big degree.)
'Good enough for me!' (A common spoken answer: I accept it, it is sufficient.)
'That was such a good game!'
'Sorry, I can't eat more — I'm too full.'
'There just aren't enough hours in the day!' (A common complaint from busy people.)
14. Real-life examples
At a store: 'These shoes are too tight. Do you have a bigger size?'
Cooking: 'The sauce isn't thick enough yet — cook it five more minutes.'
At work: 'We don't have enough staff for the weekend.'
Weather: 'It was so windy that two trees fell down.'
Travel: 'The hotel was such a bargain that we stayed a whole week.'
At the gym: 'This weight is too heavy for me.'
15. Mini dialogue
AI found a jacket online — look! It's such a great color.
BIt looks nice. But is it warm enough for January?
AThe reviews say it's so warm that people wear it in the snow.
BHmm, and the price?
AThat's the problem. It's too expensive for me right now.
BThen wait for the sale. Don't buy a coat that's too thin just because it's cheap.
AYou're right. A cheap one won't be warm enough anyway.
BExactly. Such a cold month needs a serious jacket!
16. Summary
Too + adjective means 'more than good' (a problem); adjective + enough means 'sufficient,' but before a noun enough comes first; so + adjective and such + (a/an) + adjective + noun both add a 'that' result; and too … to hides the meaning 'cannot.'
17. Practice exercises
Warm up with the first questions, then take the full quiz — every answer has a detailed explanation (parts 19–20 of this lesson: answer key + explanations live inside the quiz feedback).
18. The full quiz
50 questions, mixed formats, in difficulty order: easy → medium → intermediate → challenging → advanced.