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- Attendance is mandatory at all meetings. 所有会议皆不得缺席.
- Daily preparation and attendance is mandatory, more than three unexcused absences lowers participation grade automatically. 日常的预习和出席是必须的，三次以上无故缺课，将自动扣除课堂参与的分数。
- Attendance is mandatory. 强制出席。
- Attendance at the meeting is mandatory. 出席会议是必要的
- A reply to this letter is mandatory. 这封信非答覆不可。
- Yet some form of attenuation is mandatory. 然而有些衰减形式是必须采用的。
- in most schools physical education are compulsory; attendance is mandatory; required reading. 在大部分学校里体育课是必修的；出席是强制的；必修的阅读课。
- Assiduous respiratory care is mandatory. 我们强调精心的呼吸护理。
- Experience with digital imaging is mandatory. 对数传图像的经验是强制性的。
- University attendance is at an all time high. 大学出勤率比以往任何时候都高。
- Source file is mandatory (duh!). 源文件是必需的（嘿！）。
- Cremation is mandatory in most areas of Guangdong. 火化在广东大部分地区是强制性的。
- The money is mandatory, the hoes is fully strapped. 金钱可以命令一切,妓女们却身无分文。
- Attendance is obligatory. Mathematics is an obligatory course. 出席是必须的，数学是一门必修课
- Attendance is an important part of our school improvement plan. 出席纪录是本校改进计划的重要部分。
- Remember,growing older is mandatory,growing up is optional. 记住，衰老是无法抗拒的，而成熟却是可以选择的。
- In a busy gasoline station, the attendant is on his feet all day. 在忙碌的加油站，工作人员整天都走动着。
- BR> Every takeoff is optional. Every landing is mandatory. 每个起飞是自愿性的,每个降落是强迫性的。
- The question of who will attend is still up in the air. 谁去开会的问题还没有着落。
- It is mandatory to pay a debt within a certain period of time. 在一定的期间内还债是必须的。
