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【单选题】
微分方程通解中独立的任意常数的个数等于( ).
A.
方程的次数
B.
方程解的个数
C.
方程的阶数
D.
不确定
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参考答案：
举一反三
【单选题】According to the WH0，there are now l o million AIDS patients in the world．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】下列哪项不属于妊娠中的高危因素( )
A.
孕妇年龄32岁
B.
妊娠合并羊水过多
C.
产前检查发现为臀位
D.
早孕期间有过感冒发热史
E.
检查发现子宫大小与孕周不符
查看完整题目与答案
【多选题】某甲(1989年5月6日出生)于2003年5月2日在路边用绳子缠绕其弟弟某乙的脖子并使劲勒住。路人某丙(36岁)看见不予制止，眼看着某乙被勒死。关于此案下列哪些说法是正确的?（ ）
A.
某甲不构成犯罪，因为尚未达到负刑事责任的年龄
B.
某丙不构成犯罪，因为没有作为的义务
C.
某甲和某丙构成共同犯罪
D.
某甲不构成犯罪，丙构成纯正的不作为犯
E.
某甲构成故意杀人罪
查看完整题目与答案
【单选题】下列哪项不属于VTE危险因素
A.
高龄
B.
恶性肿瘤
C.
妊娠
D.
肥胖
E.
酗酒
查看完整题目与答案
【简答题】According to a survey, ______ of the children investigated say that parents never check where they've been online.
查看完整题目与答案
【单选题】According to the passage, which of the following statements is true?
A.
Tackling a player who is not carrying the hall is a ten-yard penalty.
B.
It is legal to pass the ball in rugby it' you are already down.
C.
Only the offensive team in rugby can be called 'ruggers'.
D.
All of the above.
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【单选题】从病因角度看下列哪项不属于妊娠期高血压疾病的高危因素( )
A.
初孕妇，年龄＜18岁
B.
糖尿病
C.
多胎妊娠
D.
既往有慢性肾炎病史
E.
母儿血型不合
查看完整题目与答案
【单选题】According to this passage, optimum population ______.
A.
refers to the population size at which the average level of welfare will be as high as possible
B.
refers to the population size at which the total amount of welfare will be as great as possible
C.
is a difficult philosophical issue which remains to be resolved in the future
D.
is a difficult philosophical issue which Derek Parfit has successfully settled in Reasons and Persons
查看完整题目与答案
【单选题】According to the WH0，there are now 10 million AIDS patients in the world．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】Temperatures in the United States ______ measured according to the Fahrenheit Scale, on which 32 degrees ______ the freezing point and 212 degrees the boiling point.
A.
are is
B.
are are
C.
is is
D.
is are
查看完整题目与答案
相关题目：
【单选题】According to the WH0，there are now l o million AIDS patients in the world．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】下列哪项不属于妊娠中的高危因素( )
A.
孕妇年龄32岁
B.
妊娠合并羊水过多
C.
产前检查发现为臀位
D.
早孕期间有过感冒发热史
E.
检查发现子宫大小与孕周不符
查看完整题目与答案
【多选题】某甲(1989年5月6日出生)于2003年5月2日在路边用绳子缠绕其弟弟某乙的脖子并使劲勒住。路人某丙(36岁)看见不予制止，眼看着某乙被勒死。关于此案下列哪些说法是正确的?（ ）
A.
某甲不构成犯罪，因为尚未达到负刑事责任的年龄
B.
某丙不构成犯罪，因为没有作为的义务
C.
某甲和某丙构成共同犯罪
D.
某甲不构成犯罪，丙构成纯正的不作为犯
E.
某甲构成故意杀人罪
查看完整题目与答案
【单选题】下列哪项不属于VTE危险因素
A.
高龄
B.
恶性肿瘤
C.
妊娠
D.
肥胖
E.
酗酒
查看完整题目与答案
【简答题】According to a survey, ______ of the children investigated say that parents never check where they've been online.
查看完整题目与答案
【单选题】According to the passage, which of the following statements is true?
A.
Tackling a player who is not carrying the hall is a ten-yard penalty.
B.
It is legal to pass the ball in rugby it' you are already down.
C.
Only the offensive team in rugby can be called 'ruggers'.
D.
All of the above.
查看完整题目与答案
【单选题】从病因角度看下列哪项不属于妊娠期高血压疾病的高危因素( )
A.
初孕妇，年龄＜18岁
B.
糖尿病
C.
多胎妊娠
D.
既往有慢性肾炎病史
E.
母儿血型不合
查看完整题目与答案
【单选题】According to this passage, optimum population ______.
A.
refers to the population size at which the average level of welfare will be as high as possible
B.
refers to the population size at which the total amount of welfare will be as great as possible
C.
is a difficult philosophical issue which remains to be resolved in the future
D.
is a difficult philosophical issue which Derek Parfit has successfully settled in Reasons and Persons
查看完整题目与答案
【单选题】According to the WH0，there are now 10 million AIDS patients in the world．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】Temperatures in the United States ______ measured according to the Fahrenheit Scale, on which 32 degrees ______ the freezing point and 212 degrees the boiling point.
A.
are is
B.
are are
C.
is is
D.
is are
查看完整题目与答案
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