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问题 单项选择题

人民警察( )，是指人民警察在行使权力、履行职责过程中必须作出或不得作出一定行为的约束。

A．纪律
B．义务
C．权利
D．权力

答案

参考答案：B

解析： 人民警察义务，是指人民警察在行使权力、履行职责过程中必须作出或不得作出一定行为的约束。

听力题

阅读下面短文，并借助上下文和插图补充所缺信息，每个空只需填写一个形式正确、与短文内容意义相符的英语单词。请将答案写在答题卷相应题目的答题位置上。

Mr. King was a chicken farmer. He had hundreds   1 chickens and he   2  the eggs and the meat and got a lot of money from them. But he lived in a very   3 country and he found that his hens could hardly   4 eggs in summer. So he decided to put air- conditioning in his chicken-house, then the hens would lay well  5  year round and he would get   6  eggs and more money. The owner of the air-conditioning

company wanted to   7  Mr. King to buy some more for his own house, so he said,“Your wife would be much   8  to have a nicer house to live in.” But Mr. King was not   9 in that idea. “My wife   10  lay eggs!”he said.
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单项选择题

下列关于桩侧负摩阻力和中性点的论述中，哪一种说法是可以接受的（）

A.当基桩的沉降超过桩周土层产生的沉降时，应考虑桩侧负摩阻力 

B.单桩负摩阻力取值与桩周土的类别和平均竖向有效应力有关 

C.负摩阻力对摩擦型基桩的影响大于对端承型基桩的影响 

D.桩端持力层为黏性土时的中性点深度比大于桩端持力层为卵石时的中性点深度比
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