设a=5，b=4，c=3，d=2，下列表达式的值是 3＞2*b Or a=c And b＜＞c Or c＞d

设a=2，b=3，c=4，d=5，下列表达式的值是（ ）。 3>2*b Or a=c And bc Or ba+c

在Photoshop的滤镜操作中，“云彩”属于（）滤镜。

设a=′′a′′，b=′′b′′，c=′′c′′，d=′′d′′，执行语句x=IIf（（ad），′′A′′，′′B′′）后，x的值为（　　）。

万方数据库使用布尔逻辑算符anD./or/not.其中A.anD.B表示（）。

Project（71）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．

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．

● Project（71）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.（71）

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

Photoshop中使用“云彩”滤镜时，在按住Alt 键（Win）/Option 键（Mac）同时选取“滤镜>渲染>云彩”命令。

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.

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.