کتاب 'انگلیش ریزالت' فوق متوسط - واحد 2 - 2A

to be present at a meeting, event, conference, etc.

to ask a person to pay a certain amount of money in return for a product or service

to require a particular amount of money

to think or believe that it is possible for something to happen or for someone to do something

to engage in an activity or task that keeps one's time and attention

to not leave until a person or thing is ready or present or something happens