题目内容：

阅读下面材料，在空白处填入适当的内容（1个单词）括号内单词的正确形式。

The World Health Organization (WHO) 1. (include) game addiction in the latest International Classification of Diseases on Nov. 28,2017.

It is the first time for WHO to include the addiction in the global information standard.    2.the standards have not been officially published, game addiction is already a social issue that involves an3.(increase) number of adolescents and even adults.

“All addictive behaviors can 4.(consider)as addiction diseases from a professional perspective,” said Huang Yueqin, director of the Institute of Mental Health, Peking University Sixth Hospital. Yuan Yonggui, director of Zhongda Hospital’s psychiatry department, said that game addiction is similar 5.certain mental disorders caused by damage to the area of the brain, 6. is responsible for the reward system.

A study by a university in the United Kingdom shows that game addiction might not be a chronic condition and it is the escape from reality 7. attracts addicts.Most games can be very rewarding, 8.(regard) of how they are played, and this is9.(especial) important for teenagers. Not only do they get a sense of control, but also a sense of 10. (achieve) and belonging.