【判断题】【消耗次数：1】
In dates, a comma is used to separate the day and the year if the order is day—month—year.
①
正确
②
错误
参考答案：
复制
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相关题目
【单选题】
These children are ______ this year than they were last year.
①
more tall
②
more taller
③
very taller
④
much taller
【单选题】
These children are _________ this year than they were last year.
①
moretall
②
moretaller
③
verytaller
④
muchtaller
【单选题】
These children are_______this year than they were last year.
①
moretall
②
moretaller
③
verytaller
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muchtaller
【单选题】
9. These children are ____this year than they were last year.
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more tall
②
more taller
③
very taller
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much taller
【单选题】
以下程序的运行结果是( )。#include stdio.hmain(){struct date{ int year,month,day;}today;printf(%d\n,sizeof(today));}
①
6
②
8
③
10
④
12
【单选题】
______ a year does your school have sports meeting?Twice a year.
①
How often
②
How soon
③
How long
④
How many times
【单选题】
He [填空] here next year.
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isnt working
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doesnt working
③
isnt going to working
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wont work
随机题目
【单选题】
低张性低氧血症引起组织缺氧其动脉血氧分压须低于
①
12.0 kPa (90mmHg)
②
10.7 kPa (80mmHg)
③
9.3 kPa (70mmHg)
④
8.0 kPa (60mmHg)
⑤
6.7 kPa (50mmHg)
【单选题】
动脉血氧分压是指
①
100ml血液中实际含有O2的毫升数
②
溶解在动脉血液中氧分子所产生的张力
③
血红蛋白和氧结合力的大小
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血红蛋白氧饱和度为50％时的氧分压
⑤
血液中血红蛋白的氧饱和度
【单选题】
某患者的血氧检查结果，血氧容量20ml％，动脉血氧含量15ml％，动脉血氧分压6.7 kPa (50mmHg)，动静脉氧差4ml％，其缺氧类型为
①
低张性缺氧
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血液性缺氧
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循环性缺氧
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组织性缺氧
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混合性缺氧
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某患者血氧检查为：血氧容量12ml％，动脉血氧含量11.4ml％，氧分压13.3 kPa (100mmHg)，动-静脉氧差3.5ml％，患下列哪一种疾病的可能性最大？
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慢性支气管炎
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慢性贫血
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矽肺
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严重维生素B2缺乏
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慢性充血性心力衰竭
【单选题】
下列关于低张性低氧血症的叙述哪一项是错误的？
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血氧容量正常
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动脉血氧分压和氧含量降低
③
动静脉血氧含量差大于正常
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静脉血分流入动脉是病因之一
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可出现呼吸性碱中毒
【单选题】
支气管哮喘引起的缺氧中下列哪一项血氧指标的变化不存在？
①
动脉血氧分压降低
②
动脉血氧含量降低
③
动脉血氧饱和度正常
④
动静脉氧差正常或下降
⑤
静脉血氧分压降低