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【单选题】
教学评价的目的是对课程、教学方法以及学生培养方案()A.
进行评估
B.
作出分析
C.
作出判断
D.
作出决策
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反馈参考答案：
举一反三
【单选题】Average variable cost is:
A.
variable cost per unit multiplied by quantity.
B.
total variable cost divided by quantity.
C.
the difference between average total cost and total cost.
D.
the difference between total cost and total fixed cost.
【单选题】某青少年男性,15岁,家人诉其近2年来逐渐变得少语少动,不与人交往,孤僻离群,对亲人冷淡,不讲究个人卫生,常独自发呆自笑。 此患者最可能的诊断是
A.
抑郁症
B.
孤独症
C.
心境障碍
D.
精神分裂症
【单选题】Average variable cost is the ratio of:
A.
. total cost to the marginal cost.
B.
. variable inputs to fixed inputs.
C.
. variable cost to the quantity of output.
D.
. fixed costs to variable cost.
【单选题】erage variable cost is:
A.
variable cost per unit multiplied by quantity.
B.
total variable cost divided by quantity.
C.
the difference between average total cost and total cost.
D.
the difference between total cost and total fixed cost.
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