My family consider ＿＿ a computer, which is considered ＿＿ a great help in our work.

A．buying; to be

B．buying; being

C．to buy; being

D．to buy; to be

下列不属于仓储监管机构仓库范围的有（）？

A.仓储监管机构拥有合法产权（所有）的经营场所

B.上级单位划拨使用的经营场所

C.注册经营地址

D.借用的经营场所