MUST VS

HAVE TO

MUST and HAVE TO are used to translate

the italian verb DOVERE.

MUST: it is used to express a personal obligation.Generally the obligation derives from the speakers.

MUSTN'T: it isn't the negative form, it means FORBIDDEN (proibito).

MUST

1. You must turn off the lights when you leave.

2. You mustn't speak with your mouth full.

3. I must do my homework to pass the test.

4. You mustn't drink before driving.

Examples:

HAVE TO: it is used to express the routine obligation or obligation that external circumstances make necessary.

The negative form DON'T HAVE TO mean IT IS NOT NECESSARY.The interrogative form is: DO/DID+ subject + have to + infinitive without to

HAVE TO

1. You have to close the windows, it is too windy.

2. We don't have to smoke, it is not healthy.

3. Do I have to photocopy all the documents?

Examples:

1.She will wait in line like everyone else.2.We forget to take the chicken out of the

freezer.3.Your daughter may try on a different sizes. 4.The doctor get here as soon as he can. 5.Do you work next weekend?6.Bicyclists remember to signal when they

turn.

Complete