Abults often can not understend the hobbies, their motivetion and way of life. Teenagers like to sit in sociat networks and listen to music. Some are addicted to books, others are films, others are engagest in sport or travel.Other teenagers undermind their parents, sisters or brothers, but most often famous people. Most of all teenagers join different groups like emo, goth or hippie. Many teenagers want to stand out from the crowd and for this hteir write sond, poems or computer games. Now most of the teenagert sitting on the Internet or play ing computer games. But it is best to walk in the air.
I running at the park. (если в не определённой форме)
I run at the park. (если в определённой форме)