I________ a big house for my family if I _____ a lot of money．

A．would buy, have

B．would buy, had

C．will buy; had

D．will buy, will have

软件维护的副作用主要有以下（）几种。

A.编码副作用、数据副作用、测试副作用

B.编码副作用、数据副作用、调试副作用

C.编码副作用、数据副作用、文档副作用

D.编码副作用、文档副作用、测试副作用