单项选择题
A．it is stated by judges in the court B．it reflects public likes and dislikes C．it is a result of a lot of controversy D．it is based on careful thought
A．Everyone has a right to hold his own opinion. B．Free expression of opinions often leads to confusion. C．Most people tend to be careless in forming their opinions. D．Casual use of the word "opinion" often brings about quarrels.
A．a sure sign of a psychological problem in a child B．something hardly to be expected in a young child C．an inevitable phase of children's mental development D．a mental scale present in all humans, including children