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【单选题】
经营班子共同商量解决问题的方法,大家将各自的观点列出来,不考虑可行性和可操作性,此时他们处于决策制定过程中( )阶段。
A.
开发备择方案
B.
分析备择方案
C.
确认决策标准
D.
探讨决策问题
E.
选择备择方案
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【单选题】已知点P在抛物线y 2 =4x上,则点P到直线l 1 :4x-3y+6=0的距离和到直线l 2 :x=-1的距离之和的最小值为(  )
A.
37 16
B.
11 5
C.
2
D.
3
【单选题】当启动applet程序时,首先调用的方法是()。
A.
stop()
B.
init()
C.
start()
D.
destroy()
【简答题】听对话,回答问题。 1. Which way helps the woman keep in good shape? A. Joining a health club. B. Doing exercise with special equipment (器材). C. Keeping to a special diet. 2. How often does the woman play tenni...
【简答题】听下面一段材料,回答第1至3题。 1. Which day is the busiest day in the supermarket? A. Friday. B. Saturday. C. Sunday. 2. Why do the supermarkets provide carts for their customers? A. Because they want their custome...
【简答题】当启动 Applet 程序时,首先调用的方法是____。
【简答题】1.Which three times of the year did people celebrate in Ancient Times?
【单选题】点M到F(3,0)的距离比它到直线x+4=0的距离小1,则点M的轨迹方程是(  )
A.
y 2 =12x
B.
y 2 =12x(x>0)
C.
y 2 =6x
D.
y 2 =6x(x>0)
【简答题】已知点P在抛物线y 2 =4x上,则点P到直线L 1 :4x-3y+6=0的距离和到直线L 2 :x=-1的距离之和的最小值为______.
【单选题】若点P到直线y=-1的距离比它到点(0,3)的距离小2,则点P的轨迹方程为 (  )
A.
x 2 =12y
B.
y 2 =12x
C.
x 2 =4y
D.
x 2 =6y
【简答题】Student 1: Yeah, the Hyundai weighs about 1,600 kilograms. So, ______ an ______ car a monster truck _______ around 5,000. Kilograms. Roughly three times heavier.Student 2: What are they made of? A nor...
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