Organisation & Arrangements组织和安排 Offer & Acceptance提供和验收 Once and Again (TV series)一次又一次(电视连续剧) Over & Above在及以上 Opie & Anthony (radio talk show)欧派和安东尼(电台脱口秀) Odontectomy And AlveolectomyOdontectomy和Alveolectomy observation and assessment观察和评价