（）, 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。

大学生中的两个极端的右端指的是（）

简述《诗经·黍离》中“黍离之悲”的含义（）。

中国古代音乐中的“五音”指的是

叶圣陶说：“作者胸有境，入境始与亲。一字未宜忽，语语悟其神。”指的是语文学科教学中的哪种方法？正确的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。