奥氮平单药治疗双相躁狂急性发作的研究证明：奥氮平能够显著改善杨氏躁狂量表的项目有（） ["2项","4项","6项","8项","10项"]
MISU（PA）简称为（） ["多功能一体化监控设备","一体化监控设备","增强型多功能一体化监控设备","增强智能性采集单元"]
Each person at the reunion was required to talk to other relatives to find out if they would buy one of the histories（）it were printed. ["whether","if","when","after"]
在进行挖沟作业时，沟坑深超过1.5米时，土石应堆在距离沟、坑边沿（）米以外
商品溶化与下列哪些因素有密切关系（） ["空气温度","空气湿度","商品堆码高度","熔点的高低"]
商品学是一门什么样的科学？
