问题-（phsical changes）-pimples-accumulation of fats under the skin-（phisiological changes）-begins to menstruate or release semen-（emotional changes）-angry easily -show interest in famale or male解决-taking nutritious food-maintain cleaness-take part in outdoor activities to relax
youth is a precious gift and a golden time in our when we are young， we are strong and it is the time for us to prepare ourselves to become responsible youth comes only once in a lifetime， therefore， it is important that we should not waste those years in idleness and bad this is also the time when our memories are we are able to learn more during this time than when we become during our younger years， we have the enthusiasm to set high goals for we also try to overcome obstacles which are placed in our if we realize how precious youth is， we will be fulfilled when we are young as well as when we are if we waste our youth， we will spend the rest of our lives wishing we could be young 望采纳~~
