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

Air or noncondensable gas is removed from a refrigeration system by a （）

These are the principles, however formulated, for which all good men and women throughout the world,（）of race or creed, education, social position, or occupation, are standing.

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

（） are individuals and organizations that are actively involved in the project, or whose interests may be affected as a result of project execution or project completion.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

（75）are individuals and organizations that are actively involved in the project，or whose interests may be affected as a result of project execution or project completion.

are individuals and organizations that are actively involved in the project，or whose interests may be affected as a result of project execution or project completion．

（ ）estimating is a technique for estimating the duration or cost of an activity ou project using historical data from a similar activity or project.

The floors in a vessel’s hull structure are kept from tripping，or folding over，by（）.

【参考范例九】Education Are you with a job or are you studying?