（）, 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.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

家庭教育不一致是影响教育效果的主要原因之一。造成家庭教育不一致的主要原因（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

颜之推在家庭教育方面有哪些主要见解？

简述乳婴儿的家庭教育内容。

家庭教育的目的是通过家庭教育活动和家庭教育的全过程，要把受教育者（主要是孩子）培养成什么样的人。