Modal Verbs

Modal Verbs Basics

100

Modal/Auxiliary verbs express....

ability, possibility, necessity, or permission?

200

Fill in the blank

He ___ swim very well.

can

300

What are three common modal verbs

can, must, and should

400

Which modal verb is used to give advice?

should

500

What is the difference between 'must' and 'have to' 

'Must expresses strong necessity or obligation from the speaker, while ‘have to’ often comes from external rules or laws'

Modal Verbs of Ability

100

Which modal verb expresses present ability?

can

200

Which modal verb expresses past ability?

could

300

Rewrite: 'I was able to finish the test early' using a modal verb

I could finish the test early

400

Difference between 'can' and 'could'

Can is used for present ability, and could is used for past ability or polite requests

500

Which modal verb is used to describe an ability in a hypothetical situation?

Could

Modal Verbs of Permission & Obligation

100

Which modal verb is used to ask for permission politely?

May

200

Which modal verb is stronger: ‘must’ or ‘should’?

Must

300

How do you use ‘have to’ in a negative sentence?

'don’t have to' to show that something is not necessary

400

What modal verb is used to express prohibition?

'must not' or 'cannot'

500

What’s the difference between ‘must not’ and ‘don’t have to’

'Must not means something is prohibited, while don’t have to means it is not necessary'

Modal Verbs of Possibility & Certainty

100

Which modal verb expresses 100% certainty?

Must

200

Which modal verbs express possibility? (Name two)

'May' and 'might'

300

Which sentence expresses a strong certainty?

• A) He might be late.
• B) He must be late.
• C) He can be late.
• D) He may be late.

• B) He must be late.

400

Which modal verb means something is impossible?

Can't 

500

Rewrite this sentence using a modal verb: 'It is possible that she knows the answer.'

'She might know the answer.'