1.trend ____2.fad____ 3.avoid____4.complain____5.tendency____ 6.politician____ 7. advertisement____8.teenager____9.vain____ 10. frequent____A.habit or action that keeps occurringB.an announcement in anewspaper, on television, or on a poster about sth such as a productC.popular for a shorttime but people become bored very soonD.accepted orfashionable and a lot of people copyE.happens oftenF.someone who is between13 and 19G.people fail to do whatis intended to do, such as an attempt or actionH.people say that theyare not satisfiedI.take an action toprevent sth unpleasant from happeningJ.a person whose job isin politics