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【多选题】
下列企业中属于双边平台的有()
A.
前程无忧
B.
世纪佳缘
C.
淘宝
D.
腾讯
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【单选题】患者女，55岁，腹痛3天，伴恶心、呕吐，不排便。查体：左侧卵圆窝突起半球形包块，腹部透视见腹部胀气，阶梯状多个液平面。诊断应考虑
A.
肠梗阻
B.
直疝嵌顿
C.
斜疝嵌顿
D.
肠扭转
E.
嵌顿性股疝
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent． ______(1)One of the reasons for this is the increa...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons：for the increase．
C.
The report included women between the ages of l 8 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A Woman’s family expected her to be married，so did religious groups，customs and laws．
F.
There has been much debate in the United States about the single—parent family．
查看完整题目与答案
【单选题】女，55岁。腹痛3天，恶心呕吐，不排便。查体：肥胖，右侧腹股沟区较左侧饱满伴压痛。腹部透视见腹部胀气有数个液平段。诊断应首先考虑
A.
粘连性肠梗阻
B.
股疝嵌顿
C.
斜疝嵌顿
D.
直疝嵌顿
E.
结肠癌
查看完整题目与答案
【单选题】旅游业是一个凭借( )来招徕和接待游客的行业。
A.
旅游环境
B.
旅游政策
C.
旅游资源
D.
旅游法规
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent． _______（1）．One of the reasons for this is the incr...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons for the increase．
C.
The report included women between the ages of 18 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A woman’s family expected her to be married，so did religious groups，customs and laws．
F.
There has been much debate in the United States about the single—parent family． 第 46 题 请选择（46）处的最佳答案．
查看完整题目与答案
【多选题】旅游业是一个凭借( )来招徕和接待游客的行业。
A.
旅游环境
B.
旅游政策
C.
旅游资源
D.
旅游法规
E.
旅游设施
查看完整题目与答案
【单选题】设函数f(x)在 上连续,且 ,则I的值( ).
A.
依赖于s，不依赖于t
B.
依赖于t和s
C.
依赖于t，不依赖于s
D.
依赖于s,t,x
查看完整题目与答案
【单选题】女，55岁，腹痛3天，伴恶心呕吐，不排便。查体：左侧卵圆窝突起半球形包块，不能推动，腹部透视见腹部胀气，数个液平面。诊断应考虑( )。
A.
肠套叠
B.
直疝嵌顿
C.
斜疝嵌顿
D.
肠扭转
E.
嵌顿性股疝
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent. ____(1)．One of the reasons for this is the increas...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons for the increase．
C.
The report．included women between the ages of l8 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A woman’s family expected her to be married，so did religious groups，CUstoms and laws．
F.
There has been much debate in the United States about the single—parent family。 根据以上材料回答下面问题： 第 61 题 ____(1)．One of the reasons for this is the increasing number of women who have children without being married．
查看完整题目与答案
【简答题】设f(x)在区间I上连续，并且在I上仅有唯一的极值点x0。证明：若x0是f(x)的极大(小)值点，则x0必是f(x)在I上的最大(小)值点。
查看完整题目与答案
相关题目：
【单选题】患者女，55岁，腹痛3天，伴恶心、呕吐，不排便。查体：左侧卵圆窝突起半球形包块，腹部透视见腹部胀气，阶梯状多个液平面。诊断应考虑
A.
肠梗阻
B.
直疝嵌顿
C.
斜疝嵌顿
D.
肠扭转
E.
嵌顿性股疝
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent． ______(1)One of the reasons for this is the increa...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons：for the increase．
C.
The report included women between the ages of l 8 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A Woman’s family expected her to be married，so did religious groups，customs and laws．
F.
There has been much debate in the United States about the single—parent family．
查看完整题目与答案
【单选题】女，55岁。腹痛3天，恶心呕吐，不排便。查体：肥胖，右侧腹股沟区较左侧饱满伴压痛。腹部透视见腹部胀气有数个液平段。诊断应首先考虑
A.
粘连性肠梗阻
B.
股疝嵌顿
C.
斜疝嵌顿
D.
直疝嵌顿
E.
结肠癌
查看完整题目与答案
【单选题】旅游业是一个凭借( )来招徕和接待游客的行业。
A.
旅游环境
B.
旅游政策
C.
旅游资源
D.
旅游法规
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent． _______（1）．One of the reasons for this is the incr...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons for the increase．
C.
The report included women between the ages of 18 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A woman’s family expected her to be married，so did religious groups，customs and laws．
F.
There has been much debate in the United States about the single—parent family． 第 46 题 请选择（46）处的最佳答案．
查看完整题目与答案
【多选题】旅游业是一个凭借( )来招徕和接待游客的行业。
A.
旅游环境
B.
旅游政策
C.
旅游资源
D.
旅游法规
E.
旅游设施
查看完整题目与答案
【单选题】设函数f(x)在 上连续,且 ,则I的值( ).
A.
依赖于s，不依赖于t
B.
依赖于t和s
C.
依赖于t，不依赖于s
D.
依赖于s,t,x
查看完整题目与答案
【单选题】女，55岁，腹痛3天，伴恶心呕吐，不排便。查体：左侧卵圆窝突起半球形包块，不能推动，腹部透视见腹部胀气，数个液平面。诊断应考虑( )。
A.
肠套叠
B.
直疝嵌顿
C.
斜疝嵌顿
D.
肠扭转
E.
嵌顿性股疝
查看完整题目与答案
【单选题】Single—parent Families Today we tell about the major change in the American family．It is the increase in the number of families with only one parent. ____(1)．One of the reasons for this is the increas...
A.
About 22 percent of American children now live with only one parent．
B.
Experts have tried to explain the reasons for the increase．
C.
The report．included women between the ages of l8 and 44 who have never been married．
D.
Experts say this is not true today．
E.
A woman’s family expected her to be married，so did religious groups，CUstoms and laws．
F.
There has been much debate in the United States about the single—parent family。 根据以上材料回答下面问题： 第 61 题 ____(1)．One of the reasons for this is the increasing number of women who have children without being married．
查看完整题目与答案
【简答题】设f(x)在区间I上连续，并且在I上仅有唯一的极值点x0。证明：若x0是f(x)的极大(小)值点，则x0必是f(x)在I上的最大(小)值点。
查看完整题目与答案