结构化分析方法的基本思想是______。
A.自底向上,逐步抽象 B.自底向上,逐步分解 C.自顶向下,逐步分解 D.自顶向下,逐步抽象
参考答案:C
下面句中加点的字活用类型与其它不相同的一项是( )
A.骊山北构而西折
B.纵使江东父老怜而王我
C.良庖岁更刀,割也
D.项王则夜起,饮帐中
It’s suggested that some activities to celebrate the 30th anniversary of the Reform and Opening-up.
A.should hold
B.are held
C.be held
D.will be held