Everything has gone well as expected so far.________, we have no doubt that we'll finish the task on

time. [ ]

A. Otherwise  

B. Besides

C. Therefore  

D. However

签名盖章权具有( )。

A．法律效力

B．修改注册工程师完成的咨询

C．对出具所有咨询文本的签名盖章权

D．专用名章式样

E．特有的