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【单选题】
能使蛋白质沉淀的试剂是A.
浓盐酸
B.
硫酸胺溶液
C.
浓氢氧化钠溶液
D.
生理盐水
E.
以上都不是
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举一反三
【简答题】这幅画作的名字是
【简答题】A simplified language derived from two or more languages is called a pidgin. It is a contact language developed and used by people who do not share a common language in given 【1】______ geographical ar...
【简答题】试述宪法修改的限制
【单选题】某企业拟增加发行普通股，发行价为15元／股，筹资费率为2％，企业刚刚支付的普通股股利为1．2元／股，预计以后每年股利将以5％的速度增长，企业所得税税率为30％，则企业普通股的资金成本为（ ）。
A.
14．31％
B.
13．57％
C.
14．40％
D.
13．4％
【单选题】It can be inferred that the author would most likely agree with which of the following statements regarding marriage?
A.
It usually involves idealized mates who can serve their every physical and emotional need.
B.
It may not be realized unless the couple consider carefully about their responsibility and commitment
C.
It becomes more unrealistic nowadays than in the past because most people center on romance instead of utility.
D.
It results from many reasons such as financial reasons, family reunion, and political reasons.
【单选题】Who usually serve as impartial finders of fact in the adversarial system of the American judicial practice?
A.
Defendants
B.
Prosecuting attorneys
C.
Defense attorneys
D.
Jurors
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