Everyone feels lonely (感到孤独的) sometimes. But first, you should (应该) try to find out what makes you feel lonely.
Coming to a new place can make you feel lonely. When you come to a new place, you may be afraid to talk with others and then you may feel lonely. Sometimes your parents or teachers don't let you do things your friends can do. They think these things may not be good for you. You may feel lonely at this time. When special people leave you, you may feel lonely. They can be your family or friends. You may not want to talk with others after they leave.
Feeling lonely for a long time can make you feel very depressed. If you feel sad all the time, it will not be good for your health. So you should try to know how to solve (解决) it when you feel lonely. Here are some ways to help you.
First, learn to change (改变) yourself. When you come to a new place, just go to talk with others actively (积极地). When your family or friends leave you, you can make some new friends. ____Second, learn to talk with your parents and teachers. Tell them how you feel, and listen to what they say. After you talk with them, you may find a good way to deal with the problem.
I do hope everyone will not feel lonely!