根据《就业促进法》规定:国家依法发展职业教育,鼓励开展职业培训,促进劳动者提高职业技能,增强()
A.劳动能力
B.创新能力
C.就业能力
D.创业能力
参考答案:C, D
He__________ have completed his work; otherwise he wouldn't be enjoying himself by the seaside. [ ]
A. should
B. must
C. wouldn't
D. can't
通过“零件号”字段为“零件”表和“供应”表建立永久性联系,其中,“零件”表是父表,“供应”表是子表。