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【单选题】
脾胃虚弱可以导致血液的病理变化为
A.
血虚
B.
血瘀
C.
血寒
D.
血脱
E.
血热
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参考答案:
举一反三
【单选题】Approval of a foreign investor’s investment application is normally provided in “letter form,” rather than in a formal investment agreement, for which of the following?
A.
Proposals in which the investor is required to make some concession.
B.
Proposals that ask the host state to grant an investment incentive.
C.
Proposals that do not ask the host state for any investment incentives.
D.
All of the above.
【简答题】在直角坐标系中,直线l的参数方程为 x=1+t y=-2+2t (t为参数),则它的截距式方程为______;以原点为极点,x轴的正半轴为极轴建立极坐标系,曲线C的极坐标方程为ρ=2cosθ+4sinθ,则直线,被曲线C所截得的弦长等于______.
【单选题】Which of the following is NOT one of the author’S suggestions on investment?
A.
Create a reasonable investment plan with a decently diversified portfolio.
B.
Forget about the investment plan completely,once it IS in place.
C.
Remember that risk comes with retum in stock-market investment.
D.
Stay in the investment market with a long-term vision.
【简答题】在直角坐标系xOy中,已知圆M的方程为x 2 +y 2 -4xcosα-2ysinα+3cos 2 α=0(α为参数),直线l的参数方程为 x=tcosθ y=1+tsinθ (t 为参数) (I)求圆M的圆心的轨迹C的参数方程,并说明它表示什么曲线; (II)求直线l被轨迹C截得的最大弦长.
【简答题】动点M的坐标(x,y)在其运动过程中总满足关系式 (x- 5 ) 2 + y 2 + (x+ 5 ) 2 + y 2 =6 . (1)点M的轨迹是什么曲线?请写出它的标准方程; (2)已知定点T(t,0)(0<t<3),若|MT|的最小值为1,求t的值.
【单选题】在单向偏心荷载作用下,若基底反力呈梯形分布,则偏心距与矩形基础长度的关系为
A.
e<l/6
B.
e≤l/6
C.
e=l/6
D.
e>l/6
【多选题】Which of the following are investment intermediaries?
A.
finance companies
B.
mutual funds
C.
pension funds
D.
investment bank
【单选题】Which of the following statements is CORRECT?
A.
The investment is not profitable for Whiting.
B.
The investment is not environmentally friendly.
C.
BP is increasing more crude oil from American tar sands.
D.
BP began to run the Whiting plant in 1889.
【单选题】在单向偏心荷载作用下,若基底反力呈梯形分布,则偏心距与矩形基础长度的关系为()
A.
e
B.
e≤l/6
C.
e=l/6
D.
e>l/6
【单选题】孙莲组织的小组社会工作已经到了结案阶段,为了能顺利结案,孙莲准备与小组成员进行会谈。会谈过程中,她发现有些组员经常心不在焉,甚至回避讨论关于结案的话题,这种负面反应属于
A.
忧郁
B.
焦虑
C.
否认
D.
倒退
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