Which is true？（） ["if line 10 is removed， the compilation succeeds.","if line 11 is removed， the compilation succeeds.","if line 12 is removed， the compilation succeeds.","if line 13 is removed， the compilation succeeds.","More than one line must be removed for compilation to succeed."]
优先发展策略及措施？
表面工程的分类
预防噎食的护理措施中，错误的是（） ["吞咽反射迟钝者，应给予软食","吞咽困难者，可给予半流质或流质，避免带骨、带刺的食物","吞咽困难者，应专人守护进食或喂食","抢食、暴饮暴食者，应集体进食，适当控制其进食量","严密观察病情、药物不良反应"]
较大事故的调查期限为（）。 ["10天","20天","30天","60天"]
造成原油含水高的原因有哪些？
