单选题:在劳动经济学的研究力法中,( )是认识客观现象,向人们提供实在、有用、确定、精确的知识的方法。 题目分类:理论知识 题目类型:单选题 查看权限:VIP 题目内容: 在劳动经济学的研究力法中,( )是认识客观现象,向人们提供实在、有用、确定、精确的知识的方法。 A.观察研究方法 B.实证研究方法 C.对比研究方法 D.规范研究方法 参考答案: 答案解析:
Difficulties and hardships have __________ the best qualiti Difficulties and hardships have __________ the best qualities of the young geol 分类:理论知识 题型:单选题 查看答案
Even when textbooks are __________ through a school system, Even when textbooks are __________ through a school system, methods of teaching 分类:理论知识 题型:单选题 查看答案
If the world is to remain peaceful the utmost effort must b If the world is to remain peaceful the utmost effort must be made by nations to 分类:理论知识 题型:单选题 查看答案
_____________, he does get irritated with her sometimes. _____________, he does get irritated with her sometimes.A.As he likes her much 分类:理论知识 题型:单选题 查看答案