《工伤保险条例》自( )起施行。A．2003年1月1日 B．2003年4月27日

The people have become masters of their country. _____ science can really serve the people. [ ]

A. It is only then; that

B. It was that; when

C. It is only when; that

D. It was when; then

用友报表系统中，取数操作一般是通过( )实现的。

A．函数

B．关键字

C．直接输入

D．单元交互

飞行中，起落架放下后()

A、起落架指示三个绿灯亮

B、起落架指示三个红灯亮

C、起落架指示所有灯都不亮

Because of the p sun the new sitting-room curtains have______from dark blue to grey.

A． fainted
B． bleached
C． paled

D． faded