【正确答案】accidents

【答案解析】原文：Safety in our workplace is extremely important. Today, I’m going to talk about how to keep a workplace safe. First of all, you must develop a plan to keep your workplace safe. You should tell all your employees what you’ll do to ensure their safety. Secondly, you should regularly check all equipment and tools to make sure that they are well maintained and ready to use. For example, your employees know what to do if there is a fire. Thirdly, you should provide training to all of your employees. Proper training is necessary for them. It’ll reduce accidents and injuries especially when there is a risk for potential injury associated with the job. In addition, you need to keep an open dialogue with your employees. Meet regularly with them to discuss safety issues. Encourage them to share their ideas and thoughts about how to improve safety in the workplace.本题询问为什么对所有员工进行适当培训是必要的。讲话者提到，对员工进行适当培训是必要的，这将减少事故和伤害，特别是当工作中存在潜在的伤害风险时。对比题干和听力中的信息，可以确定空格处填入accidents，意为“事故”。