某电脑软件公司共有员工40人，其中包括4名管理人员，23名销售人员，8名专业人员，5

— Could I make it 14th July?    

—      .     [ ]

A. You can manage it        

B. That's fine with me    

C. Not a bit of it           

D. Go ahead with it

计算地基变形时，传至基础底面上的荷载应按______项荷载效应组合。

A．短期效应组合
B．短期效应组合且计入风荷载和地震荷载
C．长期效应组合且计入风荷载和地震荷载
D．长期效应组合，不计入风荷载和地震荷载

奥氏体不锈钢具有极高硬度，很难磨削。( )

管道和过滤器模式属于（）

A.数据为中心的体系结构

B.数据流体系结构

C.调用和返回体系结构

D.层次式体系结构

Charles liked music very much when he was at school, but (41) he went to the university he decided to study medicine (42) music. When he passed his examinations and became a doctor, he had to work in a hospital for (43) . There he discovered that a lot of patients were happier if (44) music was played for them. When Charles got an office and began to work (45) himself, he decided to (46) his patients happy by having a tape recorder in his waiting room play beautiful music for them.
But (47) the tape recorder had been put in(安装), Charles’ nurse heard a woman complain in the crowded (48) , "Here we’re (49) waiting to see the doctor, and he’s just playing (50) piano in his office instead of doing his work. \

[A]after [B]until [C]when