A．its products are of the best quality. B．customers can be persuaded to change their minds. C．other companies do not give value for money.
单项选择题30（）
A．untrue B．illegal C．dishonest D．criminal
单项选择题What has made TV advertising less effective
A．The number of TV channels has increased. B．People are watching less TV these days. C．The quality of TV commercials is poor.
