【单选题】( ) 关键字标志着 PL/SQL 程序中声明部分的开始,可以声明变量、常量及游标等。
【单选题】A tsunami(海啸) happened in some southern Asian countries________ December, 2004.
【单选题】The author used the southern dialect to give the story some local______.
【判断题】看板是JIT生产方式中独具特色的管理工具,是传递信号的工具,它可以是某种“板”、一种揭示牌,一张卡片也是信号。
【单选题】Early this year cruel snowstorms hit southern China , ______ great transportation problems in some areas .
【单选题】A tsunami (海啸) _____ in some southern Asian countries in December, 2004. _____ homeless people had to stay in the open air. [ ]
A.
has happened; Thousands of
B.
happened; Thousands of
C.
has happened; About twelve thousand of
D.
happened; Twelve thousands
【判断题】“看板”是JIT生产方式中独具特色的管理工具,其本质就是跟单。
【单选题】PL/SQL程序块的声明部分以( )关键字为标志。
【单选题】The author used the southern dialect to give the story some local______.