问题补充：
An advertisement provides information and uses language and exciting images to encourage people to buy a product.
A. exact
B. special
C. stressed
D. persuasive
答案：
A. exact
B. special
C. stressed
(答案→)D. persuasive
解析：形容词义辨析题。A. exact确切的 B. special 特别的 C. stressed强调的 D. persuasive 有说服力的句意：广告提供了信息并使用有说服力的语言和令人高兴的画面鼓励顾客购买产品。根据语境选D
