《物业管理条例》将业主选聘物业服务企业,并和物业服务企业签订物业服务合同,作为物业管理活动的( )。
A.基础 B.前提条件C.准备 D.准则
参考答案:B
— The pop group S.H.E is said to have been invited to 2013 CCTV Spring Festival Show.
— Really? It’s a long time _______ they three performed together on the mainland.
A.since
B.that
C.when
D.before
SM5W-20的机油,销售给客户()元
A、220.2
B、164.8
C、190.3
D、130.5