1. not enough: the opposite of “too”
not enough = we need or want more of something

2. We use “not enough” in three ways.
형용사
not + adjective + enough
not + verb + adverb + enough 동사 부사
not enough + noun 명사

3. not enough subject BE verb not adjective enough It is quiet enough.
They
are
strong I am
rich

4. not enough subject helping verb not main verb adverb enough I can run
fast
enough.
She
does
speak
clearly We
have
studied
hard

5. not enough there BE verb not enough noun There is food. are books.
water.

6. not enough subject helping verb not main verb enough noun I do have
clothes.
She
can
make
money. We
bought
food.

7. Now Practice Complete the sentences.
Use too or not enough and the words in the parentheses.
1. Jason wants to buy a car, but he _____________________ money. (have)
2. Ann wants to go to the movies, but she _______________ homework. (have/much)
3. Ken wanted to finish his homework, but he ____________________ time. (have)
4. Erin wanted to see the beginning of the movie, but she __________________. (be/late)
5. Linda hoped to pass the test, but she ________________________. (study/hard)
doesn’t have enough
has too much
didn’t have enough
was too late
didn’t study hard enough