II. Read the text and use the correct form of the words from the list to fill in the gaps : avoid -increase -addiction -difference- act -activity -they -let -successful -compete Teenagers today live in a very (1)…………..world. It is more important than ever to (2)…………..at school if you hope to have a chance in the job market afterwards. It’s no wonder that many young people worry about (3)…………..down their parents, their classmates and(4)…………. In trying to please everyone, they take on too many tasks until it becomes harder and harder to balance homework, parties, sports (5)………….and friends. The result is that young people suffer from stress. There are (6)………….ways of dealing with stress. Everyone knows that caffeine, whether it is in the form of coffee or soft drinks, keeps you awake and(7)………... But caffeine is a drug which can become(8)………….. In the end, like other drugs, caffeine only leads to more stress. A better way to deal with stress is to exercise.Research has proved that physical exercise is a good release for stress, because it (9)……….certain chemicals in the brain which calm you down. Making sure you get enough sleep is also an important way of (10)…………stress and of staying healthy and full of energy.