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问题 单项选择题

某猪场2—5月龄猪出现发病，病猪打喷嚏，鼻孔流出少量浆液性或脓性分泌物，不时拱地、搔扒或摩擦鼻端。经数周，少数病猪可自愈，2—3个月后出现面部变形或歪斜。剖解见鼻腔软骨和鼻甲骨软化和萎缩，严重者鼻甲骨消失.

引起该病的病原是（）

A.多杀性巴氏杆菌

B.支气管敗血波特氏杆菌

C.支气管败血波氏杆菌和多杀性巴氏杆菌

D.群兽疫链球菌

E.葡萄球菌

答案

参考答案：C

解析：

猪传染性萎缩性鼻炎是由支气管败血波氏杆菌和产毒素多杀性巴氏杆菌引起猪的一种慢性呼吸道传染病

阅读理解

阅读短文，选择正确答案。

      This is my room. There is a bed, a desk, a closet and a shelf. There are two end tables near the bed. The

computer is on the desk. The books are on the shelf. The trash bin is behind the door. What can you see over

the bed? It's my picture! I love my room very much.

1. How many beds are there in my room? [ ]

A. Two beds.

B. One bed.

C. Three beds.

2. Where are the two end tables? [ ]

A. They are near the bed.

B. They are on the shelf.

C. They are behind the door.

3. Where is the computer? [ ]

A. It is on the shelf.

B. It is on the desk.

C. It is behind the door.

4. Is the trash bin in front of the door? [ ]

A. Yes, it is.

B. No, it isn't.

C. No, it doesn't.

5. What can you see over the bed? [ ]

A. It's a picture.

B. It's the bed.

C. It's the trash bin.

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单项选择题

老年人胸、腹腔大手术及需大量输血病人除常规监测血压、心电图、脉搏、血氧饱和度外，还应重点监测（）

A.体温、CVP

B.电解质

C.脑电图

D.吸入氧浓度

E.神经肌传递功能
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