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【简答题】
对乙酰氨基酚的鉴别反应为 _____ 。 对氨基水杨酸钠的鉴別反应为 _____ 。 阿司匹林的鉴别反应为 _____ 。 盐酸普鲁卡因的鉴别反应为 _____ 。 维生素 C的鉴别反应为 _____ 。 A.直接或水解后与三氯化铁反应呈色 B.直接或水解后发生重氮化-偶合反应 C.两者均可 D.两者均不可
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举一反三
【单选题】注册会计师采用传统变量抽样方法对被审计单位存货项目进行审计,发现样本项目的审定金额和账面金额之间没有差异,则以下注册会计师拟采用的抽样方法中,最恰当的是( )。
A.
均值估计抽样法
B.
比率估计抽样法
C.
差额估计抽样法
D.
差异法
【单选题】Which of the following is a reason that little progress has been made toward the ambitious goals set at the 1992 Earth Summit in Rio de Janeiro? 1992年在巴西里约热内卢举行的地球问题首脑会议制定了雄心勃勃的目标,但至今没有取得什么进展,原因是以下哪一个...
A.
China has shown a strong appetite to adopt tighter pollution controls.中国已表现出采取更严格污染控制措施的强烈意愿。
B.
Political cooperation in the U.S. Congress promotes domestic action.美国国会的政治合作促进国内行动。
C.
There is a culture of denial in the United States.在美国有一种否认的文化。
D.
Trade liberalization efforts have not been rolled back.贸易自由化的努力没有倒退。
【简答题】算一算: ∠1=45°,∠2=______°,∠3=______°,∠4=______°,∠5=______°.
【简答题】用递等式计算。(能简算的要简算) (1)1- - - (2)4.5÷3÷1 (3)7.25+2 -5
【简答题】算一算。 (1) - = (2) + = (3) - = (4)1- = (5) + = (6) - = (7) - = (8) + =
【简答题】我会算。 (1) + + (2)1- - (3) + + (4) - - (5) + + (6)1- -
【单选题】Which one is not true according to the article?
A.
Sense-making has been de fi ned as “a collaborative process of creating shared awareness and understanding out of di ff erent individuals’ perspectives and varied interests.
B.
Cultures provide not only a shared view of “what is” but also of “why is.”
C.
Culture isn’t a social control system.
D.
Organizational culture is shaped by and overlaps with other cultures — especially the broader culture of the societies in which it operates.
【判断题】Dao De Jing is a lengthy book on the Way and Virtue, which has played an important role in Chinese culture.
A.
正确
B.
错误
【单选题】Which of the following is a reason that little progress has been made toward the ambitious goals set at the 1992 Earth Summit in Rio de Janeiro?
A.
China has shown a strong appetite to adopt tighter pollution controls.
B.
Political cooperation in the U.S. Congress promotes domestic action.
C.
There is a culture of denial in the United States.
D.
Trade liberalization efforts have not been rolled back.
【单选题】Which one is not true according to the article?
A.
Sense-making has been defined as “a collaborative process of creating shared awareness and understanding out of different individuals’ perspectives and varied interests.
B.
Cultures provide not only a shared view of “what is” but also of “why is.”
C.
Culture isn’t a social control system.
D.
Organizational culture is shaped by and overlaps with other cultures — especially the broader culture of the societies in which it operates.
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