企业建立托儿所、浴室,设立医疗单位属于员工福利的()。
A.改善职工生活的项目
B.职工文化娱乐项目
C.提供各种经济性的福利服务项目
D.教育培训福利
参考答案:A
数据库管理系统DBMS中用来定义模式、内模式和外模式的语言是 ______ 。
A.DML
B.C
C.DDL
D.Pascal
China has recently ______ its waters controls near the Diaoyu Islands to prevent Chinese fishing boats from ______ in the East China Sea.
A.show up; attacking
B.taken up; having attacked
C.stepped up; being attacked
D.picked up; having been attacked