"Our products succeed when they become part of daily or weekly patterns," said Carol Berning, a consumer psychologist who recently retired from Procter and Gamble, the company that sold $76 billion of tide, Crest and other products last year.
2010年考研真題（英語(yǔ)二）閱讀理解 Section Ⅱ
Today, because of shrewd advertising and public health campaigns, many Americans habitually give their pearly whites a cavity-preventing scrub twice a day, often with Colgate, Crest or one of the other brands.