阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

    We all get affected by advertisements in magazines and on radioand television. They promise us and make us believe____ we can buy ideal things with our money.

    However, many products.____ promise to help us realizeour dreams, turn out to be of little effect. Their purpose is to persuade thebuyer to spend more. Well, knowing the____ (true) does not stop thevictims from____ (attract) by media stunts (噱头)!

     Though we are fully aware ____ the artful devices of a toothpaste company, we enjoy the color and pictorial values that we see. Many companies make these pictures with artful imagination. A short film with a simple story and colorful atmosphere ____ (create) the desired effect without using many words.

    Some of   ____ best advertisements have even woninternational praise.

    The present age is an age of advertisement. All big and small companies depend on some kind of techniques____(catch) a market for their products. Advertising may be make-believe, but it is here to stay. Industries grow____ (extreme) fast and markets are flooded with new products every day. Therefore, ____ is necessary that there besome code of ethics (道德准则) to prevent producers making goods below standard and cheating the public.