判断题
After SELECT, only the field name of the table can appear, not an expression.( )
错误(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
单项选择题 2.I can’t stand him. He always talks as though he___________ everything. A、 knew B、knows C、has known D、had known
单项选择题 McCall质量模型把软件特性分成3组，错误的是
单项选择题 绘制多段线的过程中，要使其相邻直线段相互垂直，应该开启（）功能。 A、栅格捕捉 B、正交模式 C、极轴追踪 D、对象捕捉
