Modal verbs

The obligation modal verbs is ...

• Mustn’t

• Must

• Should

• Should must

you.............drive under 18

• Can

• Can’t

• Shouldn’t

• Mustn’t

The prohibition modal verb is...

• Have to

• Mustn’t

• Don’t have to

• Can’t

You...... go to school

• Mustn’t

• Can’t

• Can

• Must

The advice modal verb

• Can

• Should

• Shouldn’t

• Can’t

You ..... eat food

• Should

• Can

• May

• Must

what probability represent may/might

• 20-39%

• 41-89%

• 20-68%

• 40-60%

What modal verb don’t have past tense

• Could

• must

• Have to

• Can

I......drink 1/3 litres of water

• Can

• Must could

• May

• Might

I.........have a good diet

• Must

• Can

• Should

• May