Unit 3Teenagers should be allowed to choose their own clothes.Period 1 Section A 1a-2c1执照,许可证执照,许可证2全神贯注,专心于全神贯注,专心于3机会,时机机会,时机4代替,而不是代替,而不是5自愿,志愿者自愿,志愿者6会员,成员会员,成员7经历,体验经历,体验8地方的,当地的地方的,当地的9设计,构思设计,构思10刺穿,刺破刺穿,刺破11愚蠢的,傻的愚蠢的,傻的12不睡觉,熬夜不睡觉,熬夜license(licence)concentrate onopportunityinstead ofvolunteermemberexperiencelocaldesignpiercesillystay upSome useful expressions:1 sixteen-year-olds 2 get ones ears pierced3 be allowed to do sth.4 drivers license5 work at night 6 cut ones hair7 stop to do sth