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

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

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

●In C language，the usual expression statements are (73) or function calls.

●In C language，the usual expression statements are (73) or function calls.

When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision,they shall be deemed to be in（）.

When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision，they shall be deemed to be in（）.

Camshafts are usually driven by timing gears or （）.

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

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

A 20-meter power-driven vessel pushing ahead or towing alongside will display（）.

When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision,they shall be deemed to be in（）.