Ability
Obligation, Prohibition
Advice/ suggestion
Permission, possibility
Sentences
100

Which modal verb do we use to express ability in the present?

Can

100

Which modal verbs do we use to express obligation?

Must, Have/has to

100

Which modal verbs do we use to give advice?

Should/ought to

100

Which modal verbs do we use for ability?

Can, could, be able to

100

Clue :
Mobile phones are strictly forbidden during the Cambridge Exams. 

By using Modal Auxiliary Verbs:
You ________ use mobile phones during the Cambridge Exams.

Mustn't / Can't

200

Which modal verb do we use to express ability in the past?

Could

200

Which modal verbs do we use to express prohibition by laws and rules?

Mustn't

200

Can ought to be used to express ability?

No

200

Which modal verbs do we use for probability?

should/ought to

200

Clue :
You are not allowed to enter the supermarket without a shirt on.

By using Modal Auxiliary Verbs:
You ________ enter the supermarket without a shirt on.

Mustn't / Can't

300

Is it possible to use could for present abilities?


No, it is not.

300

Is 'should' a modal verb to express obligation?


No, it isn't

300

Can should be used with ¨to¨?


No.

300

Is must a modal verb to express possibility?


No, it isn't

300

Clue: 
Tomorrow I have a very important exam so I am going to study a lot.

By using Modal Auxiliary Verbs:
I … study a lot because I have a very important exam tomorrow.

have to / must

have to / must

400

True or false: can is more polite than could


False

400

Can must be used with ¨to¨?


NO.

400

True or false: Shouldn't is used for prohibition

false

400

True or false: May is more polite than can.


True

400

I think it …. rain this afternoon because the sky is dark and cloudy.


May, is going to

500

Choose the correct modal verb: She (can't /couldn't) find any books on Geology at the library right now.

She can't find any books on Geology at the library right now.

500

Choose the correct modal verb: You (must/should/can) obey the traffic lights.

You must obey the traffic lights.

500

Choose the correct modal verb: (should/might/would) I  go to the doctor?


should I go to the doctor?

500

Choose the correct modal verb: It (may/can/could) … faster to drive by car than bus.


It may be faster to drive by car than bus.

500

Clue:
I advise you to revise modal verbs before your test tomorrow. 

By using Modal Auxiliary Verbs:
You … revise modal verbs before your test tomorrow. 



should