'The popcorn arrives at a value', 'The popcorn isn't free', 'The popcorn Price $ten', 'You should purchase the popcorn' or, only, 'The popcorn just isn't free'. The statement, 'You usually takes your newborn to the flight free of charge' could be in opposition to 'You must pay to acquire your newborn on the plane' or 'It is not free', or informally