MODALS OF PERMISSION, OBLIGATION, PROHIBITION

MODALS OF PERMISSION, OBLIGATION, PROHIBITION

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​Let's check what you know!

Multiple Choice

1.    There’s a lot of distractions coming from passing vehicles. _____ Lena close the door?

• must

• could

• would

• can

Multiple Choice

Serena can’t get a connection on her gadget. _____ she borrow yours?

• have to

• may

• can

• would

Multiple Choice

Caren _____ start investing now if she wants to retire soon. 

• can

• may

• would

• have to

Multiple Choice

Stanley _____ come to the session but his presence would lighten the mood if

           he’s there.

• couldn't

• can't

• musn't

• don't have to

Multiple Choice

Ethan _____ stay overtime in the office today rather than going and working

           in the office this weekend.

• must

• have to

• could

• would

Multiple Choice

I believe I ____ finish these tasks before the deadline.

• may

• would

• could

• have to

Multiple Choice

Jayson _____ be at the airport at least two hours before his flight

• has to

• can

• may

• would

Multiple Choice

Considering the event’s formality, the winners _____ wear their formal attire

             for the awarding.

• could

• must

• can

• would

Multiple Choice

It’s a controlled room. Unauthorized persons _____ come inside.

• don't have to 

• can't 

• wouldn't 

• couldn't

Multiple Choice

The invitation says that you _____ only bring two guests with you to the

          wedding. 

• have to

• can

• may

• could

​Modals

• ​are auxiliary or helping verbs

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• ​They may be used in expressing permission, obligation and prohibition.

Fill in the Blanks

I believe I can fly. 

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Bernadette doesn’t have to secure a permit for her to go out of her house.

Fill in the Blanks

I must stay away from them.  

​Modals of Permission

​Permission is an act of giving consent or authorization. In stating permission, modals to be used include can, could and may. 

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​1. Can is used to ask for and give permission.

Fill in the Blanks

Can you give me your number? 

Fill in the Blanks

I can do it if you want me to.

​Modals of Permission

Could is also used as a more polite and more formal modal in asking permission (which may not be given). ​

Fill in the Blanks

I could possibly ask my mom to cook it for us.

​Modals of Permission

​May is the most polite and formal modal used in asking and giving permission.  

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Medical practitioners affected by COVID-19 may now claim their financial support from the government.

​Modals of Prohibition

• ​Prohibition is the act of disallowing or prohibiting someone in performing or doing something.

• ​Modals showing prohibition include can’t and must not/ mustn’t.  

​Modals of Prohibition

Can’t is used in dealing with something against rules, laws and signs. This is used when the speaker is not the one who sets the rules. 

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You can’t go out during the community quarantine.

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You can’t buy any alcoholic beverages due to liquor ban.

​Modals of Prohibition

​Must Not/Mustn’t is used in dealing with something that is not permitted.  In this context, it is the speaker who sets the rules. 

Fill in the Blanks

You must not turn off your camera during online class.

Fill in the Blanks

Mustn’t you eat the fruits inside the fridge?

​Modals of Obligation

• ​expresses commitment or duty

• ​Modals used in expressing obligation include have to (has to) and must.

​Modals of Obligations

Has/Have to is used when obligation comes not from the speaker.

The obligation is set by an authority, rule or law. ​

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I have to be in the airport before the flight departure. 

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The company has to pay retrenchment benefits to its employees.

​Modals of Obligation

​Must is used when expressing obligation comes from the speaker or from an authority.

Fill in the Blanks

I must call my husband now. 

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We must finish the report on time

​Modals of Obligation

​No obligation expresses the absence of commitment or duty as one may do it or not.

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Don’t (doesn’t) have to is used to express no obligation.

Fill in the Blanks

You don’t have to come to my office in person. You may submit it online. 

Fill in the Blanks

The students don't have to go to school anymore if they chose the online modality.

ACTIVITY!

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