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 （）.

1908年11月光绪皇帝和慈禧太后相继死去后溥仪即位，由______任摄政王。 ( )

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

中国几千年封建王朝第一个皇帝是秦始皇，末代皇帝是____。

1912年2月12日末代皇帝（）宣布退位。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

隆裕皇太后被迫在故宫（）代替宣统皇帝溥仪签署了清王朝的退位诏书。

（）年2月12日，末代皇帝溥仪退位，结束了清王朝的封建统治。