未知题型 听力原文：M：Did you hear that Bob got sick yesterday during the final examination?W：Yes，I did．I think lately he has bitten off more than he can chew in studying and working．Q：What does the woman mean?(14)A．He always eats more than he can chew.B．He eats while studying and working.C．He got sick because he ate too much.D．Bob is trying to study and work too much.

未知题型 下列关于生产安全事故应急预案的实施和奖罚的说法错误的是（ ）。——P256

未知题型 职业健康安全与环境管理体系（ ），是对组织整个管理体系的整体性描述，它为体系的进一步展开以及后续程序文件的制定提供了框架要求和原则规定，是管理体系的纲领性文件。——P225