first come,first served

• Free programme 30 places first come , first served
  座位有限先到先得
• Free admission . first come , first serve
  即场免费入座，座位先到先得
• 20 person ; first come , first served
  20人。先到先得，满座即止。
• 100 seats ; first come , first served
  100 ；先到先得，满座即止。
• P complimentary in - house karaoke on a first come , first served basis
  免费卡拉ok娱乐（先到先得）
• Enrolment will be given on a first come , first served basis
  报名。费用全免，名额有限，先到先得。
• Application will be accepted on a first come , first served basis
  本馆将按先到先得方法处理有关申请。
• American movie theatres are all first come , first serve
  所有美国电影院都实行这种“先来后到”式的服务。
• Admission is free . seats are available on a first come , first served basis
  即场免费入座，座位先到先得。
• Enrolment will be on a first come , first served basis and is free of charge
  费用全免，名额有限，先到先得。