—People should stop using their cars and start using public transport.

—__________.The roads are too crowded.[ ]

A. All right        

B. Exactly            

C. Go ahead          

D. Fine

下列()须经工程师确认，方能作为索赔的依据。

A．投标、中标文件

B．鉴定意见

C．工程进度表

D．工程量清单