1. portiamanda@gmail.com

2. A: TIEMPO PRESENTE
1. El verbo to be tiene tres formas en el tiempo presente: am-is-are
I am (Yo soy / estoy) We are ( nosotros somos o
You are (Tu eres / estas) estamos)
He is (El es / esta)
She is (Ella es / esta) You are ( Uds son / están)
It is (es / esta)
They are (Ellos son / están)
2. En una conversación, normalmente se utilizan las
contracciones I’m, You’re, He’s, She’s, It’s, We’re, They’re.
3. Para realizar preguntas
What? ¿Qué? This este/a
Who? ¿Quién? That ese/a
Where? ¿Dónde? Those esos/as
How? ¿Cómo? These estos/as
4. La forma negativa se expresa usando la palabra not.
Normalmente formamos la contracciones ISN’T o AREN’T.
I am not You are not
You are not We are not
He is not They are not
She is not
It is not

3. 5. La forma interrogativa se expresa mediante simple inversion
de orden con el sujeto de la oración
Am I? Aren’t I? Are We? Aren’t we?
Are you? Aren’t you? Are You? Aren’t you?
Is he? Isn’t he? Are they? Aren’t they?
Is she? Isn’t she?
Is ti? Isn’t it?
Debido a que no existe una contracción para AM NOT,
habitualmente se usa AREN’T en este caso.
B: TIEMPO PASADO
1. El verbo TO BE tiene las siguientes formas en el tiempo pasado:
WAS - WERE
I was (yo era / estaba) We were (Nos. eramos /
You were (tu eras/ estabas) estabamos)
He was (el era / estaba) You were (Uds. Eran /
She was(ella era / estaba) estaban)
It was (era / estaba) They were (ellos eran /
estaban)
2. Para realizar preguntas
When? ¿Cuándo?
Why? ¿Por qué?
How old? ¿ Qué edad?

4. Last week la semana pasada
Two days ago hace dos días
Last night anoche
3. La forma negativa se expresa usando NOT después de WAS O
WERE. Normalmente se usan las contracciones WASN’T,
WEREN’T.
I WAS NOT WE WERE NOT
YOU WERE NOT THEY WERE NOT
HE WAS NOT
SHE WAS NOT
IT WAS NOT
4. La forma interrogativa se expresa invirtiendo el orden de
WAS / WERE
WERE YOU? WERE YOU IN CLASS THIS MORNING?
WAS HE? WAS JHON SICK YESTERDADY?
WERE THEY? WERE THEY IN THE PARCK?
C: TIEMPO FUTURO
1. El tiempo futura del verbo TO BE se expresa mediante el uso
del verbo modal WILL seguido del infinitivo BE. Normalmente
se usa la contracción ‘ll en la conversación diaria informal .
I will be It will be
You will be We will be

5. He will be You will be
She will be They will be
También se pueden usar las siguientes contracciones.
I’ll be You’ll be He’ll be They’ll be
2. Para realizar preguntas
How long? ¿Cuánto tiempo?
What time? ¿ Qué hora?
Next week la proxima semana
Tomorrow mañana
The day after tomorrow pasado mañana
3. La forma negativa se expresa usando la palabra NOT después
del verbo modal WILL o la contracción WONT delante del
sujeto.
I will not be very busy tomorrow
Mary will not be at home today.
They won’t be here all day
It won’t be cold toning.
4. La forma interrogativa se expresa usando el verbo modal
WILL o la contraccion WONT delante del sujeto
Will you be free tomorrow evening?
Will the test be difficult?
Will they be here Monday?

7. THERE TO BE (HABER, EXISTIR)
A: TIEMPO PRESENTE
1. Estas expresiones se usan para indicar la existencia de algo.
Son equivalentes a la expresión HAY, en castellano.
THERE IS se usan con sustantivos singulares o incontables. THERE
ARE se usan con sustantivos plurales. Normalmente, en el singular
se usa la contracción THERE’S.
There is a book on the desk.
There’s a car in the car park.
2. La forma negativa se expresa con THRE IS NOT / THERE
ARE NOT / THERE AREN’T.
There is not a book on the desk.
There isn’t a car in the park.
There aren’t 10 students in my class.
3. La forma interrogativa se hace mediante simple inversion del
verbo con la palabra THERE.
Is there a book on the desk?
Are there 10 students in the class?
Is there any water in the glass?