出纳"四双"制度的内容不包括（）。A、双人管库 B、双人临柜 C、双人押运 D、双人复核

阅读理解。

     Let me tell you something about our park. It's not big but beautiful. Here is the gate. On the right of it.

There are two toilets. There is a shop on the left. There is a big tree beside the shop. In the middle of the

park, there is a playground. Many lovely boys and girls have a good time there. Some are flying kites,

and others are dancing. They are really happy. Is there a lake in the  

park? Of course. It is big and pretty. It is beside the playground and there are many boats on it.        

1. How is the park?  It is _____.                          

A.  big              

B.  beautiful    

C. lovely        

D. happy            

2. Where are the toilets?_____club want?

A. On the right of the gate.

B. On the right of the park.                                

C. On the left of the gate.

D. On the left of the park.                              

3. We can see a shop_____.

A. beside the lake      

B. in the middle      

C. on the left            

D. on the right

4.1s there a lake in the park?_____ .

A. No, it isn't      

B. Yes, it is

C. No,  there isn't      

D. Yes,  there is

5. Are the boys and girls happy?_____.  

A. Yes, we are        

B. Yes, you are

C. Yes, they are      

D. No, they aren't

正常腹主动脉造影可显示腹主动脉及其分支，分支包括哪几部分（）

A.腹腔动脉

B.肠系膜上动脉

C.肠系膜下动脉

D.两侧肾动脉

E.睾丸动脉

小明用刻度尺、两端开口的玻璃管、橡皮膜和水等器材测盐水的密度，操作步骤如下：

（1）

①将玻璃管的一端扎上橡皮膜并倒入水，出现图甲所示的现象，说明水对_________有压强。

②用刻度尺测出玻璃管中水柱的高度为h₁（如图甲所示）。

③将玻璃管缓慢插入装有盐水的烧杯中，直到橡皮膜表面与水平面相平，测出管底到盐水液面的高度为h₂（如图乙所示）。

（2）用小明测得的物理量推导出盐水密度的表达式为ρ_盐水=____________（水的密度用ρ_水表示）。

（3）分析实验过程，小明测得的盐水密度值比真实值偏_________，这主要是操作中的第______步造成的。 

原发性肾病综合征的主要病理类型为

A．局灶性节段性肾小球硬化

B．微小病变型肾病

C．膜性肾病

D．系膜增生性肾小球肾炎

E．系膜毛细血管性肾小球肾炎

麻醉与手术期间最主要的影响肝功能的因素是（）

A．肝血管收缩

B．肝门静脉压降低

C．肝动脉压降低

D．肝血流量减少

E．全身血压下降