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【简答题】
“害,制”说明了五行之间的( )
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【单选题】轴测图中,如果轴向伸缩系数p=q=r=1,且轴间角均为120°时,该轴测图是( )
A.
正等轴测图
B.
正二轴测图
C.
正三轴测图
D.
斜等轴测图
【单选题】Can you buy me the same T-shirt_______ you gave Lily yesterday?
A.
which
B.
what
C.
like
D.
as
【单选题】X: You look pretty in this dress. Where did you buy it? Y: My daughter gave it to me as a gift for Mother's Day. Question: What can be inferred from the conversation?
A.
X likes the dress very much.
B.
It’s Mother’s Day.
C.
X didn’t receive any gift for Mother’s Day.
D.
X doesn’t have a daughter.
【简答题】随着我国经济发展进入新时代,我国经济已由高速增长阶段转向( )阶段。推动经济高质量发展,必须建设好现代化经济体系。
【多选题】下列哪些工作,应填用带电作业工作票? ( )
A.
带电作业工作
B.
与邻近带电设备距离小于规定的工作
C.
非运行人员用绝缘棒和电压互感器定相
D.
非运行人员用钳型电流表测量高压回路的电流
【单选题】I can give you, ______, $ 5,000 to buy this old-fashioned Cadillac. What do you think?
A.
for example
B.
let’s say
C.
to name a few
D.
such as
【单选题】伴随着中国特色社会主义进入新时代,我国经济已由高速增长阶段转向高质量发展阶段。我国发展的战略目标和跨越关口的迫切要求是( )。
A.
建设现代化经济体系
B.
建设信息化经济体系
C.
建设工业化经济体系
D.
建设城乡一体化经济体系
【简答题】what ’ s the most important thing to know about if I want to exhibit at a trade fair? a. As an exhibitor, choosing the ____trade fair is essential. b. If the trade fair is too_____ or too______ , it ’...
【简答题】96% of all shopping transactions go 1 .But what protection do you have as a consumer from an 2 seller? If you buy 3 goods you have the right to return them to the seller within seven days and get a fu...
【多选题】下列选项中判断正确的有()。
A.
在严重多重共线性下,OLS估计量仍是最佳线性无偏估计量。
B.
多重共线性问题的实质是样本现象,因此可以通过增加样本信息得到改善。
C.
虽然多重共线性下,很难精确区分各个解释变量的单独影响,但可据此模型进行预测。
D.
如果回归模型存在严重的多重共线性,可不加分析地去掉某个解释变量从而消除多重共线性。
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