Showing your feelings is important. It's wrong not to talk to anyone when you feel sad, worried or (孤独的,寂寞的). If you keep bad feelings inside, it can (造成,引起)some problems and even make you sick.
But if you talk with someone, like your mom or dad, you'll (开始)to feel better than before. Now you are not alone with your problems anymore, someone else understands what's the (问题,事情)with you and can help you find ways to solve your problems.
Although your parents really expect you to (发展) your independence in your growing up, they still hope you can open your heart to them and have a good (关系)with them. You will surely feel better too if you share the feelings with someone else.