Students will be able to write short paragraphs or express ideas in short speech, using have to oral and written way.

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EXPLANATION

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Afirmativo

Su estructura en la forma afirmativa, es:
Subject + have/has to + verb + …

Have/has: en la forma afirmativa, la tercera persona del singular cambia de have a has.

SUBJECT	HAVE/HAS TO	VERB
I/You	have to	work
He/She/It	has to	work
We/You/They	have to	work

Negativo

Su estructura en la forma negativa, es:
Subject + do/does + not + have to + verb + …

Do/does: en la forma negativa, la tercera persona del singular cambia de do a does;

Las formas abreviadas de la forma negativa son iguales a la forma abreviada de present simple: I don’t – you don’t – he doesn’t…

SUBJECT	DO/DOES + NOT	HAVE TO	VERB
I/You	do not	have to	work
He/She/It	does not	have to	work
We/You/They	do not	have to	work

Interrogativo

Su estructura, en la forma interrogativa, es:
Do/Does + subject + have to + verb + …?

Do/does: en la forma interrogativa, la tercera persona del singular cambia de do a does

DO/DOES	SUBJECT	HAVE TO	VERB	QUESTION MARK
Do	I/you	have to	work	…?
Does	he/she/it	have to	work	…?
Do	we/you/they	have to	work	…?

EXAMPLE

1. Obligación fuerte

The owner said I have to move to another house.

She doesn’t have to clean the kid’s clothes everyday.

Do we have to clean the mess we made in the kitchen?

2.Necesidad

• I have to buy a new fridge, the one I have is broken.
• Alissa doesn’t have to search for a student flat.
• Do they have to paint the walls?

3.No necesidad u obligación de hacer algo (negativo)

üWe don´t have to ride a horse.

He doesn’t have to clean his room.

• They don´t have to return from the island?

4.Algo es razonablemente esperado o una certeza.

This has to be her flat! She said it’s floor 2, flat 13.

The roses don’t have to be in a good state.

Do they have to boast like that? We know they are rich.

Use

Usamos have to para mostrar que hay una obligación impuesta por factores externos. Se utiliza para mostrar:

Una obligación fuerte (afirmativo, interrogativo);

1.Una necesidad (affirmative, negativo, interrogativo);

2.No hay necesidad u obligación de hacer algo (negativo);

3.Que algo es razonablemente esperado o una certeza (afirmativo, negativo, interrogativo).

Here you can find some exercises

EXERCISES

WHAT HAVE YOU LEARNT?

WHAT HAVE BEEN DIFFICULT FOR YOU?

WHAT DO YOU NEED TO IMPROVE?

https://www.englishpage.com/modals/haveto.html

https://www.oxfordlearnersdictionaries.com/definit...

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