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【单选题】
关于红斑,以下哪项是错误的
A.
称为增殖性红斑
B.
指口腔粘膜上出现的鲜红色、天鹅绒样斑块
C.
组织学上呈恶性表现者较白斑的比例高
D.
大多数颗粒型红斑表现上皮异常增生
E.
红斑的表面上不全角化层覆盖
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举一反三
【单选题】对于一定的物系,当温度升高时,溶解度系数H与相平衡常数m的变化为( )。
A.
H减小, m增大
B.
H减小, m减小
C.
H增大, m增大
D.
H增大, m减小
【单选题】下列构造中,( )不是岩浆岩的构造.
A.
块状构造
B.
气孔构造
C.
流纹构造
D.
片理构造
【简答题】(8分)已知A的分子式为C 3 H 4 O 2 ,下图是A~H间相互转化的关系图,其中F中含有一个七元环;H是一种高分子化合物。(提示;羟基与双键碳原子相连的醇不稳定;同一个碳原子上连有2个或多个羟基的多元醇不稳定)。请回答下列问题: (1)A中含有的官能团名称: ; (2)请写出下列有机物的结构简式: C ; H [ (3)请指出下列反应的反应类型:B D ;G 丙二酸 (4)请写出D和E生成F...
【单选题】Is the customer always right? The answer, it seems, depends on which country you are in. Shopping is very much a part of a country's culture, and attitudes to shopping and consumers vary from country ...
A.
retailers are under increasing pressure to improve their service and cater more for consumer demands
B.
America has been set as an example of good customer service
C.
they are aware that attitudes to shopping and consumers may vary in different countries
D.
consumers income has been reduced
【单选题】下列分子中,与甲烷互为同系物的是
A.
C 3 H 8
B.
C 4 H 8
C.
C 6 H 6
D.
C 3 H 6
【单选题】Is the customer always right? The answer, it seems, depends on which country you are in. Shopping is very much a part of a country's culture, and attitudes to shopping and consumers vary from country ...
A.
carries social and cultural values
B.
reflects the developmental stage of a country
C.
determines the way they socialize
D.
reveals their social status
【多选题】下列构造中,( )不是岩浆岩的构造
A.
层理构造
B.
气孔构造
C.
层面构造
D.
片理构造
【多选题】采用分项详细估算法估算流动资金需估算流动负债,流动负债的构成有( )。
A.
存货
B.
应收账款
C.
预付账款
D.
应付账款
E.
预收账款
【单选题】It seems that he is always pretty _________ in most cases, for his judgment always goes with strong evidence.
A.
subjective
B.
objective
C.
persuasive
D.
logical
【简答题】对于一定的物系,当温度升高时,溶解度系数H与相平衡常数m的变化为( )
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