A．guideB．modelC．symbolD．direction

【32】A．shapeB．modelC．figureD．form

Many people like white color as it is a _______ of purity.A. signB. signalC. symbolD.

【C4】A．directionB．guideC．symbolD．model

【C5】A．signalB．demonstrationC．symbolD．indication

54._________A. accurateB. modelC. preciseD. ideal

SQL Server系统中的所有系统级信息存储于哪个数据库（)。A.masterB.modelC.