1949年1月20日杜鲁门连任总统时发表就职演说中提出的、也叫“技术援助落后地区计划”的是（）。

某同学在查阅美国总统选举资料时，查到一段美国总统的就职演说词：“……I pledge you，I pledge myself to a new deal for the American people.”请你判断该总统可能是（）

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.

《就任北京大学校长之演说》明确提出大学性质是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

谁发表了美国总统就职时的最短演说？

中国宪制史中第一轮宪制变革表现为（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。