根据短文内容及首字母提示，填写所缺单词，使短文意思完整，每空只填一词。
Millions of American children attend summer camp. Traditional American summer camps offer young people a c_______ to play many sports. These camps may be in the mountains. Or they may be in the woods, or at a lake. O_______  camps teach activities like painting or music. Or t________teach computer programming or foreign languages. Children at all kinds of camps m_________ new friends. They learn new skills and develop independence (独立).
Some children go to camp d_______ the day and return home at night. These places are c______ day camps. Children as y_________ as four years old attend day camps. Others stay at camp all day and all night. Most children w_________ attend overnight camp are between the ages of about six and sixteen.
Children s________ at an overnight camp for between one and eight weeks. P________ can pay less than one-hundred dollars a week for an overnight camp. Or they can pay more than seven-hundred dollars a week.