精选优质文档-倾情为你奉上M4U1 Advertisements1. An advertisement uses words and pictures to (1)_ people to buy a (2)_ or service, or to believe in a idea. There are two(3)_ of advertisements (4)_ adverisements and public service ads. Though there are laws to protect people from ads that (5) _ people,we still must be (6) _ of the skilful methods used in ads to try and sell us things. Even if an ad doesnt lie, it doesnt mean its altogether (7)_