奶牛，5岁，精神沉郁，鼻镜干燥，食欲废绝，反刍停止，痛苦呻吟，腹围增大，排粪姿势...

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【单选题】

奶牛，5岁，精神沉郁，鼻镜干燥，食欲废绝，反刍停止，痛苦呻吟，腹围增大，排粪姿势，排少量带黏液混有血丝粪便。瘤胃内容物充满，瘤胃蠕动音减弱。右腹部皱胃区局限性隆起，在右侧肷窝部听诊，同时用手指轻叩右侧倒数第一、二肋骨，有钢管音。本病最可能的诊断是（）

瓣胃阻塞

皱胃变位

皱胃阻塞

瘤胃臌气

前胃迟缓

手机使用

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参考答案：

举一反三

【单选题】以下URL中写法正确的是

http://www.microsoft.com\index\html

http://www.microsoft.com/index/html

http://microsoft.com\index.html

http://microsoft.com/index.html

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【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I'm a stranger here. — _____. [ ]

Thanks a lot

Thanks anyway

That's a pity

I'm sorry to hear that

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【单选题】The fruit here is s weet because there is a lot of _______. [ ]

sun

sunshine

sunny

suns

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【简答题】根据句意及首字母提示完成单词。 1. The sun is shining (照耀). It's s______ today. 2. It was c______. The sun was behind the clouds. 3. —How's it going? —T______! —Why? —Because it is raining all day. 4. It's very cold ...

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【简答题】短文填词 How far is the sun from the earth? This is really a question ________(引起兴趣) scientists of all times. But they had no way of getting an exact answer.Now with the use of radio telescope, they are ...

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【单选题】Space is a dangerous place，not only because of meteors but also because of rays from the sun and other stars．The atmosphere again acts as our protective blanket on earth．Light gets through，and this is...

it supplies the heat necessary for human survival

it provides sufficient light for plant growth

it protects him against the harmful rays from space

it screens off the falling meteors

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【简答题】n England, people often talk about the weather because they can experience ( 经历 ) four seasons in one day. In the morning the weather is warm just like in spring. An hour later black clouds come and t...

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【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I’m a stranger here. — ________.

Thanks a lot

That’s a pity

Thanks anyway

I’m sorry to hear it

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【单选题】以下URL中写法正确的是( )

http;//www.Microsoft.com\index\html

http;//www.Microsoft.com/index/html

http;//www.Microsoft.com\index.html

http;//www.Microsoft.com/index.html