中国房地产估价师与房地产经纪人学会下设（）个专业委员会。 A.3 B.4 C

现在有很多明星，如李连杰、姚明、濮存昕等纷纷参与社会公益事业，并为公益事业做出了很大贡献，下列对此理解正确的有 [ ]

①明星们都喜欢做秀

②明星们最具有爱心

③关爱弱势群体，人人有责

④关爱他人是一种美德

A．②④

B．②③

C．③④

D．①② 

经常影响性功能障碍的问题多出现在( )。

A．家庭关系中
B．工作中
C．婚姻关系中
D．人际关系中

试题(35)(36)(37)基于“学生-选课-课程”数据库中的三个关系是：
S(S#, SNAME, SEX, AGE), SC(S#,C#, GRADE), C(C#, CNAME, TEACHER)

设S_AVG(SNO, AVG_GRADE)是一个基于关系SC定义学生号和学生的平均成绩的视图。下面对该视图的操作语句中，不能正确执行的是( )。
Ⅰ．UPDATE S_AVG SET AVG_GRADE=90 WHERE SNO=’2004010601’;
Ⅱ．SELECT SNO, AVG_GRADE FROM S_AVG WHERE SNO=’2004010601’;

A．仅Ⅰ

B．仅Ⅱ

C．都能

D．都不能

The primary advantages of a Client/Server system arise from splitting the processing between the client system and the database server. Since the bulk of the database processing is done on the back-end, the speed of the DBMS isn’t tied to the speed of the (31) .
The major disadvantage of Client/Server system is the increased cost of (32) and support personnel who maintain the database server. There is also the issue of (33) with so many parts comprising the entire C/S system; Murphy’s Law can kick in-the more pieces that compose the system, the more pieces that can fail. It’s also harder to track down problems when the system (34) . And it can initially take longer to get all the components set up and working together. All this is compounded by the general lack of experience and expertise of potential support personnel and programmers, due to the relative newness of the technology. As C/S system become more common, this problem should abate.
Therefore the C/S system is more (35) .

A．burns

B．crashes

C．runs

D．uses

直接破坏DNA并阻止其复制的药物是（）

A.他莫昔芬

B.长春新碱

C.氟脲嘧啶

D.塞替哌

E.放线菌素D