In object-oriented (51) , objects can be viewed as reusable components, and once the programmer has developed a (52) of these components, he can (53) the amount of new coding required. But (52) a (54) is no simple task because the integrity of the Original software design is critical. Reusability can be a mixed blessing for user, too, as a programmer has to be able to find the object he needs. But if (55) is your aim, reusability is worth the risk.

（51）是（）

A.complexity

B.creating

C.indisposing

D.library

E.maximize

F.minimize

G.reading

H.procedure

I.productivity

J.programming

K.security

L.using

肝硬化并发功能性肾衰竭是（）

A.肝硬化失代偿期合并器质性肾脏损害

B.肝硬化失代偿期发生氮质血症及少尿等功能性损害

C.肝硬化晚期合并急性肾炎

D.肝硬化代偿期合并慢性肾炎

E.肝硬化失代偿期合并慢性肾炎