求助!急!在线等!英语翻译~~~ 不要求100%精确,能读通顺就行! 3.1. Study framework.The following questions are asked in our survey: (1)what is the influence of consumers’ contact and attention and their attitude toward Internet advertising, and how does this determine the advertisement’s effect on the user?(2) How does a user’s perception of an advertisement differ according to levels of importance placed on the content of the advertisement? (3) What is the relationship between a user’s attitude toward Internet advertisement and the advertisement’s effect? (4) How is product involvement determined by the importance placed by a user on an advertisement’s content. (5) How does a user’s product involvement influence both: (a) the attitude toward Internet advertisement, and (b) the advertisement’s effect? The cause and effect model for Internet-based advertisements is shown in Fig. 1.