目前我国农业实行以家庭承包经营为基础，“（）”的双层经营体制。

我国农村现阶段实行的是（）为基础、统分结合的双层经营体制。 

我国农村集体经济组织实行以（）为基础、统分结合的双层经营体制。

实行以家庭承包经营为基础、统分结合的双层经营体制，并不意味着（）。

实行以家庭承包经营为基础、统分结合的双层经营体制,是党在农村的基本政策,必须长期坚持。稳定和完善这一双层经营体制的关键和核心是( )

可以在（）阶段采用Make-or-buy决策分析。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

农村资金互助社实行（）管理，以服务社员为宗旨，谋求社员共同利益。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。