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【单选题】
符合竞争性抑制作用的说法是（）
A.
抑制剂与底物结合
B.
抑制剂与酶的活性中心结合
C.
抑制剂与酶活性中心外的必需基团结合
D.
抑制剂使二硫键还原，破坏酶的空间
E.
抑制剂与辅酶结合，抑制全酶的组装
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参考答案：
举一反三
【简答题】Double taxation refers to income taxes being imposed twice on the same source of earned income. 1st time: The ___________ pays taxes on its profits. 2nd time: The ___________ pay taxes when the corpor...
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【简答题】The British imposed strong taxes on Americans because ______.
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【单选题】In 1763,the Britain imposed new taxes on the colonies in America in part to share the cost of fighting a war against France, the colonists resented the taxes, and their slogen was _________
A.
"Oppose separation."
B.
"Against the colonial."
C.
"Fight for freedom."
D.
“No taxation without representation.”
查看完整题目与答案
【判断题】In the shareholder exempt system, no taxes are imposed on dividend income received by shareholders.
A.
正确
B.
错误
查看完整题目与答案
【简答题】Double taxation refers to income taxes being imposed twice on the same source of earned income. 1st time: The ___________ pays taxes on its profits. 2nd time: The ___________ pay taxes when the corpor...
查看完整题目与答案
【单选题】2018 年是联合国开展维和行动 70 周年,也是中国参与维和行动 28 周年。自 1990 年开始,中国已向世界各地的联合国维和行动派遣了 35000 余人,先后参加了 24 项联合国维和行动,被国际社会誉为“维和行动的关键因素和关键力量”。这表明( ) 1 中国在联合国维和行动中发挥着负责任大国的作用 2 中国坚持国家利益至上,坚定维护自身的根本利益 3 中国坚持和平发展道路,积极支持联合国...
A.
①③
B.
①④
C.
②③
D.
②④
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【单选题】Bill says: "The imposition of a tax on tequila will increase its price." Bob says: "Taxes should be imposed on tequila because college students drink too much."
A.
Both statements are normative.
B.
Both statements are positive.
C.
Bill's statement is normative, and Bob's statement is positive.
D.
Bill's statement is positive, and Bob's statement is normative.
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【单选题】It’s suggested that vehicle taxes should be set ____ on how dirty the car’s exhaust is, with no tax ___________ on the most environmentally friendly one.
A.
depending… imposing
B.
depended…imposed
C.
depending…imposed
D.
depended…imposing
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【简答题】The taxes imposed on North American colonies by the British Parliament on the eve of the American Revolution: the _______ tax and the stamp tax
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【单选题】All Kinds of Taxes Throughout history taxes have been imposed on many unusual things such as hats, beds, baths, marriages, and funerals. At one time England imposed a tax on sunlight by collecting fro...
A.
Y
B.
N
C.
NG
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相关题目：
【简答题】Double taxation refers to income taxes being imposed twice on the same source of earned income. 1st time: The ___________ pays taxes on its profits. 2nd time: The ___________ pay taxes when the corpor...
查看完整题目与答案
【简答题】The British imposed strong taxes on Americans because ______.
查看完整题目与答案
【单选题】In 1763,the Britain imposed new taxes on the colonies in America in part to share the cost of fighting a war against France, the colonists resented the taxes, and their slogen was _________
A.
"Oppose separation."
B.
"Against the colonial."
C.
"Fight for freedom."
D.
“No taxation without representation.”
查看完整题目与答案
【判断题】In the shareholder exempt system, no taxes are imposed on dividend income received by shareholders.
A.
正确
B.
错误
查看完整题目与答案
【简答题】Double taxation refers to income taxes being imposed twice on the same source of earned income. 1st time: The ___________ pays taxes on its profits. 2nd time: The ___________ pay taxes when the corpor...
查看完整题目与答案
【单选题】2018 年是联合国开展维和行动 70 周年,也是中国参与维和行动 28 周年。自 1990 年开始,中国已向世界各地的联合国维和行动派遣了 35000 余人,先后参加了 24 项联合国维和行动,被国际社会誉为“维和行动的关键因素和关键力量”。这表明( ) 1 中国在联合国维和行动中发挥着负责任大国的作用 2 中国坚持国家利益至上,坚定维护自身的根本利益 3 中国坚持和平发展道路,积极支持联合国...
A.
①③
B.
①④
C.
②③
D.
②④
查看完整题目与答案
【单选题】Bill says: "The imposition of a tax on tequila will increase its price." Bob says: "Taxes should be imposed on tequila because college students drink too much."
A.
Both statements are normative.
B.
Both statements are positive.
C.
Bill's statement is normative, and Bob's statement is positive.
D.
Bill's statement is positive, and Bob's statement is normative.
查看完整题目与答案
【单选题】It’s suggested that vehicle taxes should be set ____ on how dirty the car’s exhaust is, with no tax ___________ on the most environmentally friendly one.
A.
depending… imposing
B.
depended…imposed
C.
depending…imposed
D.
depended…imposing
查看完整题目与答案
【简答题】The taxes imposed on North American colonies by the British Parliament on the eve of the American Revolution: the _______ tax and the stamp tax
查看完整题目与答案
【单选题】All Kinds of Taxes Throughout history taxes have been imposed on many unusual things such as hats, beds, baths, marriages, and funerals. At one time England imposed a tax on sunlight by collecting fro...
A.
Y
B.
N
C.
NG
查看完整题目与答案
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