Senior three, I have been playing with my mobile phone for several months, and now I want to do it. Once you leave your mobile phone, you can't learn. I am always in a daze. What should I do?
This is the inattention caused by mobile phone disease. The best way is to motivate yourself and put your mobile phone at the home of relatives and friends dozens of miles away. Naturally, you can slowly concentrate on improving your learning efficiency! Alas, there are too many such examples. If you decide to throw it from the sixth floor, ...