MustHave to

Today’s class…

THE OBJECTIVE OF THIS CLASS IS:• Express obligations and

prohibitions

What do we use Must and have to

for?

Must vs Have toI  must stop smoking. (I want to.)I have to stop smoking. Doctor's orders.

This is a terrible party. We really must go home.This is a lovely party, but we‘ have to go home because of the baby-sitter.

Must you wear dirty old jeans all the time? (Is it personally important for you?)Do you have to wear a tie at work? (Is there a regulation?).

What can you notice about the sentences

above?

We use must and have to express obligations.

• Utilizamos must y have to para expresar obligaciones.

What do you have to do everyday?

Now you try …

Did you say…

I must come to school

They have to wear the school uniform

How do I make a sentence?With the pronouns: I He You

She has to We have to Listen

It They I have to come to school from Monday to FridayShe has to be prepared for the examThey have to eat at home

How do I make a sentence?With the pronouns: I, you, she, he, it, we, they

Must study for the upcoming English test

I must come to school from Monday to FridayShe must listen to her mother

• Describe the pictures in the next slide using must or have

to

Now practice

Sleep

Eat

Drink

Study

• Write and talk about activities you must/ have to

do during the week

Now practice

• Ask your partner what his/her parents must do or have to during the week

How do I make a negative sentence? It`s not really necessary to do somethingWith the pronouns: I He You

She doesn`t We don`t have to

It have to They I don`t have to go to school She doesn`t have to wear pajamas to sleep

How do I make a negative sentence? As prohibitionsWith the pronouns: I, you, she, he, it, we, they

Must not speak loudly

I must not smoke in a gas station She must not cross that yellow line

• Write and talk about prohibitions in the school

Now practice

• Ask your partner what he doesn`t have to do during the

weekend

How do I make a question? With the pronouns: I He You Does She have to Do We have to

It They Do I have to bring anything to your party?Does she have to wear a uniform?

How do I make a question ? It`s not commonly usedWith the pronouns: I, you, she, he, it, we, they

Must you speak loudly?

Must you wait for her? Must we use the public transportation?

• Make questions about activities you have to do

everyday

Now practice