MUST

Must means to Express obligation or duty.

examples:-

• You must bring your I.D Card.
• You must keep licenses with you when you are driving.
• Tomorrow you must come early.

I)Doing something is compulsory:-

• I Must help him.
• Students must attend all class.

I) Strong determination:-

• I must complete Advance level.
• I must get selected S.I in 2014.
• I must select for civils.

II) You must not come late:-

examples :-

• You must not have sweet.
• To express strong exceptions.
• There must be something wrong.
• He must be in the library.
• He must be a terrorist.
• She must be a good student.