Modal verbs to express obligation

Must - have to - should

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Modal verbs to express obligation by Mind Map: Modal verbs to express obligation

1. A PERSONAL INTERNAL OBLIGATION OF THE SPEAKER

1.1. I MUST CUT MY HAIR. IT IS TERRIBLE!

1.2. TODAY IS MY MUM'S BIRTHDAY. I MUST GIVE HER A PRESENT.

2. MUST - MUST NOT - MUSTN'T

2.1. A STRONG OBLIGATION - A LAW - A RULE

2.1.1. YOU MUST DRIVE ON THE LEFT IN THE UK.

2.1.1.1. YOU MUSN'T SMOKE AT SCHOOL. DIVIETO

3. HAVE TO (HAS TO) - DON'T HAVE TO (DOESN'T HAVE TO)

3.1. AN EXTERNAL OBLIGATION

3.1.1. I HAVE TO STUDY A LOT. MY HISTORY TEACHER GAVE US A LOT OF HOMEWORK FOR TOMORROW.

3.2. HAD TO (PASSATO) DOVEVO, HO DOVUTO - DIDN'T HAVE TO - DID YOU HAVE TO ...- WILL HAVE TO (DOVRO') - WON'T HAVE TO - WILL YOU HAVE TO ...? -

3.3. DON'T HAVE TO : LACK OF OBLIGATION

3.3.1. YOU DON'T HAVE TO BUY A NEW MOBILE PHONE, MUM. I'LL GIVE YOU MINE.

3.3.1.1. NON DEVI - NON HAI BISOGNO DI FARLO - NON E' NECESSARIO

4. SHOULD - SHOULD NOT - SHOULDN'T

4.1. CONDIZIONALE PRESENTE: IO DOVREI, TU DOVRETSI, EGLI DOVREBBE, NOI DOVREMMO, VOI DOVRESTE, ESSI DOVREBBERO

4.2. ADVICE

4.2.1. YOU SHOULD GO TO THE DOCTOR.

4.2.2. YOU SHOULDN'T SPEAK TO YOUR PARENTS LIKE THAT.