简述考古学的定义与实际考古学工作的各个环境，谈谈现代科学技术在这些环节所应用的情况。

在应用ORS液的过程中，错误的是（）

If a boy or a girl has grown up in a home with sharing tasks and decisions，he or she will probably______.

已知A=40；B=30；C=100；D=50，逻辑“与”运算符为and，“或”运算符为or，“非”运算符为not。计算表达式（A>B+20）or（B+60<>

ANB指令是（）指令，ORB是（）指令，与and、or指令不同。

在计算机科学技术百科全书中，将计算机领域知识分成计算机科学理论、计算机组成与体系结构、计算机软件、计算机应用技术等（）大类。

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Duty is an act or a course of action that people ______you to take by social customs, law or religion.

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。