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【单选题】
患者,男,70岁,患慢性肝炎肝硬化7年,突然发生呕血,黑便一天入院,呕吐暗红色液体三次,量约800ml,两次,量约500g,查体:体温37.5°C,脉搏120次/分,呼吸20次/分,血压85/60mmHg,精神萎靡,面色苍白,四肢湿冷,遗嘱给与输血800ml,该患者在手术前不放置胃管,主要原因是:
A.
影响患者休息
B.
容易丢失消化液
C.
容易引起呕吐
D.
易损伤食管曲张静脉
E.
影响胃肠功能
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举一反三
【判断题】1958年,《汉语拼音方案》正式批准通过。
A.
正确
B.
错误
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【判断题】黑白相纸号数越大，反差越大。
A.
正确
B.
错误
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【单选题】色温调整的是画面中( )
A.
变形部分
B.
清晰度
C.
冷暖
D.
亮度
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【判断题】种植萝卜的地块要求土层深厚，土壤的保水性和通透性较好，并富含有机质，深根性品种对于土壤的要求尤其重要。
A.
正确
B.
错误
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【判断题】黑白相纸号数越大,反差越大。
A.
正确
B.
错误
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【单选题】（ 15 ）关于数据库系统中数据的静态转储和动态转储机制，下述说法正确的是
A.
）静态转储时允许其他事务访问数据库
B.
）动态转储时允许在转储过程中其他事务对数据进行存取和修改
C.
）静态转储能够保证数据库的可用性
D.
）动态转储无法保证数据库的可用性
查看完整题目与答案
【单选题】Which of the following statements is true?
A.
Google has already brought its self-driving-car technology to market.
B.
It will take the company six years to manufacture a perfect Google' s car.
C.
There are a lot of disagreement about Google' s automatic navigation technology.
D.
Project director Chris Urmson' s son drives a concept Google' s car.
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【简答题】Why has Google determined that GPA’s and test scores are worthless for hiring?A. Because they have found that G.P.A.’s and test scores are not predictive. B. Because  GPA’s and test scores don't refle...
查看完整题目与答案
【判断题】黑白相纸号数越大,反差越大。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A: Has the latest Time magazine arrived yet? Today's already Tuesday. B: ______.
A.
Today's already Monday. But it hasn't arrived yet.
B.
Sorry, it's late. Probably not till the day after tomorrow.
C.
It may arrive on Wednesday.
D.
Time magazine, so far as I know is the most popular for us New Yorkers.
查看完整题目与答案
相关题目：
【判断题】1958年,《汉语拼音方案》正式批准通过。
A.
正确
B.
错误
查看完整题目与答案
【判断题】黑白相纸号数越大，反差越大。
A.
正确
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【单选题】色温调整的是画面中( )
A.
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D.
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【判断题】种植萝卜的地块要求土层深厚，土壤的保水性和通透性较好，并富含有机质，深根性品种对于土壤的要求尤其重要。
A.
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B.
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查看完整题目与答案
【判断题】黑白相纸号数越大,反差越大。
A.
正确
B.
错误
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【单选题】（ 15 ）关于数据库系统中数据的静态转储和动态转储机制，下述说法正确的是
A.
）静态转储时允许其他事务访问数据库
B.
）动态转储时允许在转储过程中其他事务对数据进行存取和修改
C.
）静态转储能够保证数据库的可用性
D.
）动态转储无法保证数据库的可用性
查看完整题目与答案
【单选题】Which of the following statements is true?
A.
Google has already brought its self-driving-car technology to market.
B.
It will take the company six years to manufacture a perfect Google' s car.
C.
There are a lot of disagreement about Google' s automatic navigation technology.
D.
Project director Chris Urmson' s son drives a concept Google' s car.
查看完整题目与答案
【简答题】Why has Google determined that GPA’s and test scores are worthless for hiring?A. Because they have found that G.P.A.’s and test scores are not predictive. B. Because  GPA’s and test scores don't refle...
查看完整题目与答案
【判断题】黑白相纸号数越大,反差越大。
A.
正确
B.
错误
查看完整题目与答案
【单选题】A: Has the latest Time magazine arrived yet? Today's already Tuesday. B: ______.
A.
Today's already Monday. But it hasn't arrived yet.
B.
Sorry, it's late. Probably not till the day after tomorrow.
C.
It may arrive on Wednesday.
D.
Time magazine, so far as I know is the most popular for us New Yorkers.
查看完整题目与答案