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【简答题】
已知椭圆 x 2 a 2 + y 2 b 2 =1(a>b>0) 的离心率为 6 3 ,长轴长为2 3 . (1)求椭圆的方程; (2)试直线y=kx+1交椭圆于不同的两点A、B,以AB为直径的圆恰过原点O,求直线方程.
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举一反三
【单选题】The power of money _____ every aspect of our existence.
A.
permeates
B.
evacuates
C.
dilutes
D.
pervasive
【判断题】Inflation reduces the purchasing power of money.
A.
正确
B.
错误
【多选题】执行天棚抹灰定额的项目包括( )
A.
天棚抹灰
B.
雨棚底面抹灰
C.
挑檐底抹灰
D.
阳台底面抹灰
【多选题】下列属于事业单位性质的单位有( )。
A.
科研单位
B.
军队
C.
广播电视单位
D.
监察机关
【简答题】During a time of inflation, the purchasing power of money will decline, imposing a cost on those who are holding wealth in the form of money.
【单选题】天棚抹灰中的装饰线条抹灰()。
A.
不计算工程量,在综合单价中考虑
B.
计算工程量后并入天棚抹灰工程量
C.
计算工程量后并入零星抹灰工程量
D.
计算工程量后并入装饰线抹灰工程量
【单选题】When the price level increases, the purchasing power of money:
A.
A) stays the same since the purchasing power of money is not impacted by price levels.
B.
B) first increases and then decreases as people get used to higher prices.
C.
C) increases by a similar amount.
D.
) decrease by a similar amount
【多选题】下列属于事业单位会计的会计信息质量要求的有( )。
A.
可靠性
B.
相关性
C.
及时性
D.
实质重于形式
【单选题】The effect of currency depreciation on the purchasing power of money balances and the resulting impact on domestic expenditures is emphasized by the:
A.
Absorption approach
B.
Monetary approach
C.
Fiscal approach
D.
Elasticity approach
【单选题】There is no way to learn the value of money without feeling the power of its_______.
A.
admiration
B.
scarcity
C.
desire
D.
necessity
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