Must and Have To

1. ) To express an obligation that comes from a regulation or a rule, must is mainly used in formal and written English.

2.) Must is common when expressing an obligation that comes from the speaker´s personal feeling, wish or opinion.

3.) To express a prohibition, the speakers should use mustn´t.

4.) To express a strong recommendation, the speaker can use must.

5.) You can use must to express a logical deduction.

 

Expercise:


1.) The application __________ (must/have to) be signed by authorised officers of the respective institutions.

2.) You __________ (must/have to) try some of this meat. It´s absolutely delicious.

3.) This is a top secret. You ________ (mustn´t/don´t have to) tell anyone.

4.) It´s getting late. We really ___________ (must/have to) leave soon.

5.) I _________ (have to/must) wear a tie in the office.

6.) Do we __________ (must/have to) go to the next gas station?

7.) Employees ______________ (must/have to) wear gloves at all times.

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answers:


1.) The application must be signed by authorised officers of the respective institutions.

2.) You must try some of this meat. It´s absolutely delicious.

3.) This is a top secret. You mustn´t tell anyone.

4.) It´s getting late. We really must/have to leave soon.

5.) I have to wear a tie in the office.

6.) Do we have to go to the next gas station?

7.) Emloyees must wear gloves at all times.

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