Mọi người xem dùm với em viết thế này đc chưa ạ có j thì sửa dùm em với Nowadays, peoples need to connect is increasing day by day. Therefore, the phone is indispensable. Thanks to the phone, you can talk to people thousands of kilometers away. In the old days, when we wanted to send an important message, we would have to send a letter. Delivery time and location will vary. Now that you have a phone, you can transmit information instantly. The smartphone has many benefits.With the advancement of science and technology, the phone has become everyone's smart friend. There is no denying the strength that the phone brings because of the following reasons. First of all, the fundamental benefit of a phone is that it makes communication easier than ever. Now, even though we are halfway around the world, we can still see the other person's face and hear the voice. This way is more convenient for everyone to use. In addition, with a phone, we can take pictures and save great moments, not much different from a camera. In our free time, we can use the phone to relax, it's very interesting. Furthermore, smartphones have many other great applications such as alarms, notes, calculator, information lookup, and more. We cannot ignore the downside of the phone. Firstly, people, especially young people, tend to carry cell phones all the time, which reduces the real connection between people. Besides, a lot of phone abuse even reduces your study and work efficiency. That is because people are often attracted to entertainment functions such as games, social networks, etc., which waste a lot of their time. In addition, some types of phone screen light can be harmful to your eyes and the radiation from this device is not good for your brain and health.