گزارش خطا در معنی کلمه 'must do something'

1 general:: must do something used when saying that it is very important that someone does something, because someone in authority or a rule says this, or because of the situation: • You must be home by midnight. • He must not smoke in here. • I must remember to call her. have to do something to need to do something because it is necessary or important: • I have to go home early. • She has to talk to him first. be obliged to do something especially British English to have to do something, because of a legal, professional, or social rule: • Members of parliament are obliged to declare all their financial interests. be required to do something ( also be obliged to do something especially American English ) formal to have to do something – used especially in written notices and official documents: • New students are required to register with a doctor. have an obligation to do something ( also be under an obligated to do something ) to have to do something because it is the duty of someone in your position to do it, or because you have officially agreed to do it: • The landlord is under an obligation to keep the building in good repair. be forced/compelled to do something to have to do something that you do not want to do, because you are in a situation that makes it impossible to avoid: • She was forced to retire early due to ill health.