以下软件生存周期的活动中，要进行软件结构设计的是（）
A.测试用例设计
B.概要设计
C.程序设计
D.详细设计
参考答案：B
— Oh, this cartoon book is very interesting. Where did you buy ____? I want to buy _____, too.
— In the bookshop near my home. [ ]
A. one; one
B. it; it
C. it; one
D. one; it
决定硬盘容量的参数有磁头数、柱面数、扇区数、每扇区字节数。 ( )
