It's very warm. You wear the coat. [ ]
A. must
B. don't have to
C. have to
D. mustn't
答案:B
软件维护是软件得以正常运行的重要环节,按照软件工程方法的理解,一般软件维护应该开始于( )。
A.查阅测试记录
B.理解程序代码
C.分析软件结构
D.阅读设计文档
最大冰晶生成带