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【单选题】
列关于卡波姆性质与应用特点的错误叙述是:
A.
是一种优良的水凝胶基质
B.
属于纤维素衍生物
C.
使用卡波姆凝胶剂无油腻感
D.
卡波姆在水中分散形成酸性溶液
E.
卡波姆溶液必须加入碱中和,才形成凝胶剂
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参考答案:
举一反三
【单选题】你目睹一起小车与电动车刮擦事故,电动车主倒地,你该如何呼救?
A.
110+120
B.
122+120
C.
119
D.
122
【单选题】核酸电泳常用的染料()
A.
丽春红S
B.
SDS
C.
溴化乙锭
D.
过硫酸铵
E.
四甲基乙二胺
【简答题】V. Translate the following English sentences into Chinese (2 point for each, 16 points in all.) 1. Individualism, self-reliance, and equality of opportunity have perhaps been the values most closely ...
【单选题】核酸电泳常用的染料
A.
丽春红S
B.
考马斯亮蓝R250
C.
溴化乙啶
D.
伊红
E.
结晶紫
【单选题】Which of the following identifies the threat which could arise as a result of the finance director’s previous employment at Sycamore & Co and recommends an appropriate safeguard?
A.
A self-review threat; review the work performed by the previous audit manager
B.
A familiarity threat; a different audit manager should be appointed
C.
A self-review threat; change the existing audit plan
D.
A familiarity threat; the firm should resign from the engagement
【简答题】Fill in the blanks with the expressions given. Change the form where necessary. 1. Faced with fierce competition, they have to seek continuous self-improvement and ______ look for a position that real...
【单选题】Rabbis and moralists consider the Jewish population decline as the result of ______.
A.
Jewish negligence of their religious belief
B.
Jewish incompetence in America
C.
Jewish self-esteem
D.
the combination of all the three above
【判断题】旅行社作为中介组织,大部分产品不是自己生产的,由其他旅游企业供应。
A.
正确
B.
错误
【多选题】The American economy has experienced rapid development and progress as a result of ____________.
A.
religious influence encouraging hard-work spirit and a thrifty life
B.
government policies in favor of a strong national economy
C.
a big, inventive and self-reliant population
D.
favorable location and abundant resources
【多选题】以下物理学家中,为经典电磁学的建立做出突出贡献的有哪些?
A.
库仑
B.
法拉第
C.
麦克斯韦
D.
赫兹
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