扫地、拖地的程序是:(),由左到右,最后清理外角。
参考答案:由内到外
______________absent from competition for two seasons,Shen Xue and Zhao Hongbo still had
the right feeling on the ice .
A.As long as
B.Even if
C.In case
D.No matter
发包企业在实施外包后,可以通过质量管理“事先”模式或“事后”模式对承包企业的质量进行动态管理。()