（）, 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 （）.

佛教是外来宗教，道教是我国本土的宗教。在我国，佛教传入和道教兴起的时间分别是：

众生的痛苦与快乐，是由什么产生的？佛教的说法与其他宗教有何不同？

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。

内心的快乐与痛苦更多需要自我觉醒。

随着社会政治、经济、文化的发展，教育的改革也给体育带来了发展。针对体育课堂呆板、学生不主动、没兴趣等现象，一些专家提出了快乐学习、快乐体育的发展观点。请回答下列问题： （1）请谈一谈你对快乐体育如何理解？ （2）快乐体育的基本内涵是什么？