许多中学生在接触到网络后，总能随时随地联想到上网这一活动，上网逐渐演变

Many middle school students can always think of the activity of going online anytime and anywhere after they come into contact with the Internet, and the Internet has gradually evolved into their psychological needs, and even become a habit. They spend more and more time, money and energy on this, day and night Addicted, disordered circadian clock, and often have a restless mood, but strangely, this situation has improved after going online.

Many middle school students in contact with the Network, can always think of the Internet anytime and anywhere this activity, the Internet gradually evolved into their psychological needs, and even become a habit, for this time time, money and energy is also more and more, day and night addiction, biological clock disorders, often have a restless mood, but strangely, after the Internet this situation has improved.

Many middle school students can always associate the activity of surfing the Internet anytime and anywhere after they contact the Internet. Surfing the Internet has gradually evolved into their psychological needs and even become a habit. They spend more and more time, money and energy on it. They are addicted to the Internet day and night, and their biological clock is disordered. They often feel restless. But it is strange that this situation has improved after surfing the Internet.<br>