【单选题】Which of the following occurs when disposable income is zero?
A.
consumption must be zero
C.
saving must be positive
D.
consumption is negative
【简答题】拉筋弯钩末尾直线部分的长度应该不小于( )mm和()d.(课本51页)
【单选题】In the figure, consumption and disposable income are equal at
A.
any point along the consumption function.
B.
a saving level of $1 trillion and disposable income level of $4 trillion.
C.
a disposable income level of $0.
D.
a disposable income level of $2 trillion.
【简答题】Do you often like to use disposable(一次性的) chopsticks when eating out? It’s time to drop this habit. China products(生产) 80 billion pairs of disposable chopsticks every year. “This is enough to cover Ti...
【简答题】在考生文件夹下的“Acc1.mdb”数据库中已经建立表对象“tEmployee”。请按以下操作要求完成表的编辑: (1)根据“tEmployee”表的结构,判断并设置主键。 (2)删除表中的“所属部门”字段;设置“年龄”字段的有效性规则为:只能输入大于16的数据。 (3)在表结构中的“年龄”与“职务”两个字段之间增加一个新的字段:字段名称为“党员否”,字段类型为“是/否”型;删除表中职工编号为“0...