1.choose the appropriate participles to complete the sentences
 1) the information (used/using) is rather unusual
 2) people (lived/living) in the countryside usually have fewer health problems than those who live
 3) teenagers (eaten/eating) a lot of fried food put on weight easily
 4) the talk between the two presidents (shown/showing) on tv was watched with interest
 5) the question (asked/asking) by the student sounded quite rude