there are many advantages if you have siblings.first of all,you will not feel alone when you are free,you can to to find them to talk and play,to share your experiences with them.and secondly you can ask for help from your siblings when you are trapped in troubles or difficulties.what is more,you can grow up more quickly by the competition with you siblings.the most important point is you can learn how to care about the others and how to respect others while you are getting alone with your siblings.in a word,it is much better havign siblings than you don't have,it is always wonderful moments while you having siblings and there is no fun without siblings.