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【单选题】
产生于卖方市场向买方市场过渡阶段,致使部分产品供过于求的营销观念(. . )A.
产品观念
B.
生产挂念
C.
推销观念
D.
市场营销观念
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举一反三
【简答题】已知一次函数y=-2x+3． （1）求这个函数图象与x轴的交点坐标； （2）当这个函数图象在x轴下方时，求自变量x的取值范围； （3）当这个函数图象在第一象限时，求自变量x的取值范围．
【简答题】已知标量函数 . (1)试求: ; (2) 在哪些点上 =0?
【单选题】设森林 T 中有 4棵树,其结点个数分别为 n 1 , n 2 , n 3 , n 4 ,那么当森林 T 转换成一棵二叉树后,则根结点的右子树上有( )个结点。
A.
n 1
B.
n 1 + n 2 + n 3
C.
n 2 + n 3 + n 4
D.
n 1 -1
【单选题】Read the following paragraph from the introduction [paragraphs 1-4]. This happens in the United States. It is not that easy in some places. More than half of the world's people have never been online....
A.
why people use the Internet
B.
what the United Nations is
C.
who can use the Internet
D.
when people use the Internet
【简答题】Member states of UN must be_____nations and accept the obligations of the United Nations Charter and, in the judgment of the organization, are able and willing to carry out these obligations.
【单选题】Please identify the order pattern of the following main point. Main Points: I. The overarching goal of the United Nations is to facilitate international cooperation. II. The United Nations is divided ...
A.
Chronological order
B.
Spatial order
C.
Problem-solution order
D.
Topical order
【单选题】The Somali robbed frequent attacks on the sea urged the United Nations to all nations to take immediate action.
A.
fight for
B.
apply for
C.
call on
D.
wait on
【简答题】12 已知标量函数 。(1)求 ;(2)在哪些点上 等于0?
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