题型:选择题 They were surrounded by the enemy, but they________at last from the village. [ ]A. managed escaping B. tried to escapeC. managed to escape D. tried escaping 查看答案
题型:多项选择题 下面关于用人单位的法定义务的说法,正确的是()。A.积极开展减量化、再利用和资源化活动B.应当按照合理用能的原则,加强节能管理C.制定并实施节能计划和节能技术措施,降低能源消耗D.应当定期开展节能教育和岗位节能培训E.建立节能目标责任制 查看答案