be obligatory

例句 (10)

• It is almost obligatory to have a blog nowadays.如今，拥有一个博客几乎是强制性的。
• It is obligatory for vets to be registered.兽医注册是强制性的。
• Attendance at the seminar is obligatory for all new employees.所有新员工参加研讨会是强制性的。
• For safety reasons, wearing helmets is obligatory on this construction site.出于安全原因，在这个建筑工地戴头盔是强制性的。
• Was it obligatory for you to attend the training session last year?去年你参加培训是强制性的吗？
• The annual health check-up will be obligatory starting next month.年度健康检查从下个月开始将是强制性的。
• Although the course is not obligatory, most students choose to take it.虽然这门课程不是强制性的，但大多数学生选择参加。
• Participation in community service is obligatory for graduation.参与社区服务是毕业的强制性要求。
• By law, car insurance is obligatory for all drivers.根据法律，汽车保险对所有驾驶员是强制性的。
• Reporting suspicious activities should be obligatory in a safe environment.在安全环境中报告可疑活动应该是强制性的。