在高等植物世代交替中，（）的孢子体独立生活，配子体寄生在孢子体上。

裸子植物具明显的世代交替，配子体寄生在孢子体上，受精作用需要水。

单位违法不与劳动者订立无固定期限劳动合同的，自（）向劳动者每月支付二倍的工资。

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.

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

用人单位超过一年未与劳动者订立书面劳动合同的，应当向劳动者每月支付二倍的工资。

用人单位自用工之日起（）未与劳动者订立书面劳动合同的，应当向劳动者每月支付二倍的工资。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。