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【单选题】
生物素缺乏时,影响下列哪个酶的活性A.
丙酮酸脱氢酶
B.
丙酮酸激酶
C.
苹果酸酶
D.
丙酮酸羧化酶
E.
苹果酸脱氢酶
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反馈参考答案：
举一反三
【单选题】public class X implements Runnable （ private int x； private int y； public static void main（String [] args） （ X that = new X（）； （new Thread（that）） . start（ ）； （new Thread（that）） . start（ ）； ） p...
A.
An error at line 11 causes compilation to fail.
B.
Errors at lines 7 and 8 cause compilation to fail.
C.
The program prints pairs of values for x and y that might not always be the same on the same line （for example， “x=2， y=1”）
D.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x=1， y=1”. In addition， each value appears twice （for example， “x=1， y=1” followed by “x=1， y=1”）
E.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x=1， y=1”. In addition， each value appears twice （for example， “x=1， y=1” followed by “x=2s， y=2”）
【单选题】public class X implements Runnable（ private int x； private int y； public static void main（Stringargs） X that = new X（）； （new Thread（that））.start（）； （new Thread（that））.start（）； ） public vo...
A.
Errors at lines 7 and 8 cause compilation to fail.
B.
The program prints pairs of values for x and y that might not always be the same on the same line （for example， “x=2， y=1”）.
C.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x=1， y=1”. In addition， each value appears twice （for example， “x=1， y=1” followed by “x=1， y=1”）.
D.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x=1， y=1”. In addition， each value appears only for once （for example， “x=1， y=1” followed by “x=2， y=2”）.
【单选题】在产褥感染处理中错误的是
A.
选用有效的抗生素
B.
纠正全身一般情况
C.
半卧位以利引流
D.
禁用肾上腺皮质激素,避免感染扩散
E.
盆腔脓肿可经腹或后穹隆切开引流
【简答题】糖的绝对构型,在哈沃斯 (Haworth) 式中,只要看六碳吡喃糖的C 5 (五碳呋喃糖的C 4 )上取代基的取向,向上的为()型,向下的为()型
【单选题】在产褥感染处理中错误的是：
A.
选用有效的抗生素
B.
纠正全身一般情况
C.
半卧位以利引流
D.
禁用肾上腺皮质激素，避免感染扩散
E.
胎盘残留者，应控制感染后清宫
【单选题】public class X implements Runnable { private int x； private int y； public static void main（String [] args） { X that = new X（）； （new Thread（ that ））.start（）； （new Thread（ that ））.start（）； } pub...
A.
Compilation fails.
B.
The program prints pairs of values for x and y that might not always be the same on the same line （for example， “x = 2， y = 1”）.
C.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x = 1， y = 1”）. In addition， each value appears only once （for example， “x = 1， y = 1” followed by “x = 2， y = 2”）. The thread name at the start of the line shows that both threads are executing concurrently.
D.
The program prints pairs of values for x and y that are always the same on the same line （for example， “x = 1， y = 1”）. In addition， each value appears only once （for example， “x = 1， y = 1” followed by “x = 2， y = 2”）. The thread name at the start of the line shows that only a single thread is actually executing.
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