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【单选题】
对开关、插座的电气和机械性能进行现场抽样检测中，绝缘电阻值不小于( )。A.
1MΩ
B.
2MΩ
C.
5MΩ
D.
10MΩ
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【单选题】Insurance Company X is considering issuing a new policy to cover services required by elderly people who suffer from diseases that afflict the elderly. Premiums for the policy must be low enough to at...
A.
Attracting middle-aged customers unlikely to submit claims for benefits for many years.
B.
Insuring only those individuals who did not suffer any serious diseases as children.
C.
Including a greater number of services in the policy than are included in other policies of lower cost.
D.
Insuring only those individuals who were rejected by other companies for similar policies.
E.
Insuring only those individuals who are wealthy enough to pay for the medical services.
【单选题】When director X is unable to attend the board meeting of a joint stock company, which of the following people can attend the board meeting on behalf of the director?
A.
X’s own lawyer
B.
The general manager of the company
C.
Another director of the company
【简答题】水平方向的空气运动称为 ,垂直方向的空气运动则称为 。
【简答题】气象上把 ( 水平/垂直)方向 的空气运动称为风, (水平/垂直) 方向的空气运动则称为对流。
【简答题】护理道德教育的方法有榜样法、身教法和 __________。
【单选题】一对等位基因经某种限制性内切酶切割后形成的DNA片段长度存在差异，凝胶电泳分离酶切后的DNA片段，与探针杂交后可显示出不同的带谱(如甲图所示)。根据电泳所得到的不同带谱，可将这些DNA片段定位在基因组的某一位置上。现有一对夫妇生了四个儿女，其中3 号患某种单基因遗传病(如乙图所示，相关基因用D、d 表示)。下列有关叙述正确的是 [ ]
A.
1号的基因型为dd
B.
2号的酶切电泳带谱为
C.
3号的基因型为X d X d
D.
5号若与一正常男性婚配，后代患该病的概率为1/2
【单选题】Which of the following would not be considered an internal user of accounting data for the X Company Ltd?
A.
share investor
B.
production manager
C.
the company’s sales manager
D.
chief executive officer of the company
【简答题】简述物流分销渠道系统的种类。
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