根据句意及首字母或汉语提示完成下列句子.

1. There is a l_____ in our school.

2. You can eat much food in the r_____.

3. We post letters in the post o_____.

4. The stone _____ (桥) has a long history.

5. Is there a supermarket _____ (在……附近) here?

下面内容不属于使用软件危机的是( )。

A．软件质量难以保证

B．软件的成本不断提高

C．软件需求增长缓慢

D．软件不可维护或维护程度非常低