Quiz on Modal Verbs in English

What does 'have to' express?

• External obligation or necessity

• Strong internal obligation

• Prohibition

• Lack of obligation

Which modal verb expresses prohibition?

• have to

• should

• must

• mustn't

What does 'needn't' express?

• Strong obligation

• Lack of necessity

• Necessity

• Prohibition

Which modal verb is used for strong advice?

• should

• could

• may

• might

What does 'had to' express?

• Past obligation or necessity

• Future possibility

• Present permission

• Past permission

Which modal verb indicates lack of past obligation?

• needed to

• was supposed to

• had to

• didn't have to

What does 'must' indicate in terms of deduction?

• 50% certainty

• Prohibition

• Strong deduction (90% certainty)

• Possibility

Which phrase indicates strong deduction about a past event?

• might have + past participle

• must have + past participle

• may have + past participle

• could have + past participle

What does 'can't' express in terms of deduction?

• Future permission

• Past obligation

• Strong deduction (90% certainty something is NOT true)

• Strong possibility

Which modal verb expresses expectation or duty?

• must

• be supposed to

• be allowed to

• should