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【单选题】
蔬菜降价后销量上升,从系统控制的角度讲,这是一个()A.
比例环节
B.
延迟环节
C.
惯性环节
D.
振荡环节
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【简答题】社会主义市场经济体制一方面具有市场经济的一般特征，另一方面必然体现( )的制度特征。
【简答题】I’m a Chinese student studying in Canada. I have been a boarder(寄宿生)with the Carsons for more than a year and a half. The Carsons live in their own house, which has four bedrooms including the one in ...
【简答题】Those who could not get into the university of their first choice may end ________ going to the university of their second or third choice.
【简答题】一次函数y=kx+b的图象经过点（1，3）和点（4，6）． （1）求k和b； （2）画出这个一次函数的图象； （3）若图象上有一点P到x轴的距离为4，求点P的坐标．
【简答题】社会主义市场经济除了具有市场经济的一般特征外，还具有其特殊性。（ ）
【单选题】The Carsons live in their own house, which has four bedrooms including the one in the basement( 底层 ) which I live in. Judy does all the work in the house and Andrew is responsible for the work in the ...
A.
He is a brother of Andrew Carson.
B.
He is a close friend of the Carsons.
C.
He is a student of Judy Carson.
D.
He is a student who pays to live and have meals at the Carsons’ house.
【简答题】已知一次函数的图象经过点（1，-4）和点（2，5）。 （1）求一次函数的关系式； （2）画出函数图象。
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