Basic Grammar - Verb to be

                                                          Verbo TO BE (ser / estar) 

Forma afirmativa no presente:

Personal Pronouns (Pronomes pessoais)	Verbo “to be” no presente
I	am (sou/estou)
You	are (é /está)
He	is (é/está)
She	is (é/está)
It	is (é/está)
We	are (somos/estamos)
You	are (são/estão)
They	are (são/estão)

Forma Negativa Contraída


Para a forma negativa, basta acrescentar “not” após o verbo “to be”(am, is, are):

They are not in their bedroom. (Eles não estão no quarto deles).
We are not nurses. (Nós não somos enfermeiras).
I am not your teacher. (Eu não sou sua professora).

É possível abreviar a verbo “to be” com o “not”. Essa forma é bastante utilizada na conversação.

Verbo to be na negativa	Forma contraída
I am not	I’m not
You are not	You aren’t
He is not	He isn’t
She is not	She isn’t
It is not	It isn’t
We are not	We aren’t
You are not	You aren’t
They are not	They aren’t

Forma Interrogativa:


Para a forma interrogativa, basta inverter o verbo “to be” (am, is, are), colocando-o no início da frase:
Is she your sister? (Ela é sua irmã?)
Are we on the right road? (Nós estamos na estrada certa?)
Are you my classmate? (Você é meu colega de classe?)

Interrogativa

Am I?

Are you?

Is he?

Is she?

Is it?

Are we?

Are you?

Are they?

Exercícios:

1. Complete com o verbo "to be", adequadamente:

a) Mary ____ an actress.

b) Mark ____ a student.

c) Roger and Paul ____ friends.

d) Sandra and I ____ teachers.

e) Cats _____ animals.

f)  Frank ____ my brother.

g) We ____ here.

h) Celso ____ fat.

i) Mary and  Thomas _____ thin.

j) They ____ doctors.

k) It ____ a dog.

2. Passe as frases do exercício "1"para a forma Negativa e interrogativa:

a)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

b)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

c)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

d)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

e)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

f)    Neg. ______________________________________________________________

      Int. ________________________________________________________________

g)   Neg. ______________________________________________________________

      Int. ________________________________________________________________

h) Neg. _______________________________________________________________

      Int. ________________________________________________________________

i)    Neg. ______________________________________________________________

      Int. ________________________________________________________________

j)    Neg. _______________________________________________________________

      Int. ________________________________________________________________

k)   Neg. ______________________________________________________________

      Int. _________________________________________________________________

______________________________________________________________________

3. Complete com a forma adequada do verbo to be:

1. I ______________ tom.

2. They __________ my parents.

3. She _______ my sister.

4. He _____ my brother.

5. Willie ______ my dog.

6. Mauro ______   a singer.

7. The secretary _____ here.

8. The students _____ intelligent.

9. The teacher _____ an architect.

10. The engineer _____ a teacher.