设集合U={1,2,3,4,5},A={1,2,3},B={2,4},则A∩(CUB)=[ ]
A.{1,3}
B.{2,4}
C.{1,2,3,5}
D.{2,5}
答案:A
She is in a poor ____f health, which worries her mother much.
A.position
B.situation
C.state
D.condition
民事法律行为从成立时起具有法律约束力,行为人非依法定或者未经对方的同意,不得擅自
A.解除B.变更C.撤销D.变更或解除