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A lot of British teenagers gamble. Some scientists say about 75%. In the USA this figure is even (1)... - 87%. One journalist mentions he (2)... Professor Griffiths (3)... there will be more teen gamblers, soon. Professor Griffiths is Europe's only professor of gambling studies. He wants everybody (4)... that gambling is a form of addiction. He watches many young people (5)... lottery tickets. Some of them gamble at night and feel tired and sleepy at school. Even if they lose money, they can't stop (6)... . Nowadays you can see teenagers (7)... Internet gambling and you can notice lots of them (8)... in pubs and cafes.

1. high
2. hear
3. say
4. understand
5. buy
6. gamble
7. use
8. gamble