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【单选题】
代谢性酸中毒患者可出现的呼吸异常是A.
深度呼吸
B.
浮浅性呼吸
C.
蝉鸣样呼吸
D.
间断呼吸
E.
潮式呼吸
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反馈参考答案：
举一反三
【单选题】The WHO's criteria for judging anemia in children aged 6 months to 6 years are
A.
Hb
B.
Hb
C.
Hb
D.
Hb
E.
Hb
【单选题】双向稳压管的稳定电压为 ± U Z ,且 U Z 值小于运放的饱和电压值 U O (sat) ,当 u i u R 时 , u O 等于 ( ) 。
A.
0
B.
+ U Z
C.
- U Z
D.
1
【单选题】听力原文：M:The radio costs $40, but I only have $30. W:I have $16. Would you like to borrow it? How much do they have between them?
A.
$46．
B.
$86．
C.
$56．
【判断题】The major drawback ofusing historical results for judging current performance is that inefficienciesmay be concealed in the past performance.
A.
正确
B.
错误
【单选题】I have revised my reservation ___ the internet.
A.
throughout
B.
via
C.
vital
D.
worth
【单选题】双向稳压管的稳定电压为 ± U Z ,且 U Z 值小于运放的饱和电压值 U O (sat) ,当 u i u R 时 , u O 等于 ( ) 。
A.
零
B.
+ U Z
C.
- U Z
D.
+ U R
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