英语作文100词 社交媒体利与弊:A social network is a social structure made up of individuals called "nodes", which are tied by one or more specific types of interdependency, such as friendship, kinship,
worse, it is bad for our health. Some students are near-sighted because they play computer games too a word, we should use the internet in a proper way.写得不好,仅供参考啊!