Use of Must: All Information, Rules, Examples & Sentences

Use of Must Must is a Modal Verb, Which is mostly used to show Strong Possibility, To Make A Compulsion, To show the Strong Wishes and To Prohibit Stably, etc

Use of Must:

Overall, “must” is a versatile modal verb that conveys necessity, strong deduction, certainty, prohibition, or strong opinion depending on the context in which it is used.

5 Rules of Must

Rule 1 : To show Strong Possibility.

Example:

1. The sky must look beautiful at sunset today.
2. She must have arrived by now; her flight landed an hour ago.
3. They must be excited about their upcoming vacation.
4. He must know the answer to that question; he studied it extensively.
5. We must prepare for the worst-case scenario just in case.

Rule 2 : To make a Compulsion

Example:

1. You must wear a seatbelt while driving.
2. She must complete her homework before going out.
3. They must attend the meeting on Monday.
4. He must take his medication every day.
5. We must follow the rules to ensure safety.

Rule 3 : To show the Strong Wishes

Example:

1. You must follow your heart in making this decision.
2. She must pursue her dreams no matter the obstacles.
3. They must cherish every moment they spend together.
4. He must seize this opportunity to advance his career.
5. We must strive for excellence in all we do.

Rule 4 : To Prohibit Stably

Example:

1. You mustn’t park your car here; it’s a no-parking zone.
2. She mustn’t use her phone during the exam.
3. They mustn’t enter the restricted area.
4. He mustn’t disclose confidential information.
5. We mustn’t forget to lock the door before leaving

Rule 5 : To show Regret

NOTE:

It looks at the structure that the subject had an urgent need to do some work during the ghost period but due to some reason he could not wash it and he is guilty of that.

Example:

1. She must have missed the train; otherwise, she would be here by now.
2. They must have forgotten the appointment; they didn’t show up.
3. He must have lost the keys; he can’t find them anywhere.
4. We must have overlooked the email; we didn’t respond on time.
5. You must have misunderstood the instructions; the project is not done correctl

Must is Used In Tense

Must In Present Tense:

Must is also used in Present Tense To Show the Present Work Or Action.

Example:

1. You must finish your homework before going out.
2. She must attend the meeting this afternoon.
3. They must wear helmets while riding their bikes.
4. We must follow the rules to ensure safety.
5. He must take his medication every day.

Must In Past Tense:

Must is also include in Past Tense, To indicate the past Action and History.

Example:

1. She must have forgotten to lock the door.
2. They must have left early to avoid traffic.
3. He must have misunderstood the instructions.
4. We must have missed the last bus.
5. I must have dropped my keys somewhere.

Must In Future Tense:

In Future Tense Must is used to disribe Future Action And work also There is a possibality that this might work.

Example:

1. I will travel to Japan next summer.
2. She will start her new job on Monday.
3. They will move to a new house next month.
4. We will celebrate your birthday next week.
5. He will finish his project by the end of the week.

Must is Used In Passive Voice And Active Voice

Must is also used in Passive Voice and Active Voice, To Show who did the work, Who got it done.

Active Voice	Passive Voice
Rule: Subject + must + base verb + object. Examples: She must complete the report by tomorrow. You must wear a helmet while riding a bike. They must clean the house before the guests arrive.	Subject + must + be + past participle (of the main verb). Examples: 1. The report must be completed by tomorrow. 2. A helmet must be worn while riding a bike. 3. The house must be cleaned before the guests arrive. 4. Comparison of Active and Passive Voice
Active: They must fix the car before the trip. Passive: The car must be fixed before the trip.	Active: She must follow the instructions carefully. Passive: The instructions must be followed carefully.

Example:

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