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【单选题】
一重 P 的物体置于倾角为 q 的斜面上,若摩擦因数为 f s ,且 tan q < f s ,则物体________,若增加物体重量,则物体______;若减轻物体重量,则物体________。
A.
静止不动 ； 减速下滑 ； 无法确定是否滑动
B.
静止不动； 静止不动； 静止不动
C.
静止不动 ； 加速下滑 ； 减速下滑
D.
静止不动 ； 加速下滑 ； 无法确定是否滑动
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举一反三
【单选题】What is true concerning the book Pride and Prejudice? ( )
A.
It is the best book on marriage.
B.
It is a handbook of marriage.
C.
It gives quite some idea of English social life in the past.
D.
It provides, a lot of information of former-time wealthy families.
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【单选题】商代的四羊方尊属于
A.
酒器
B.
食器
C.
烹饪器
D.
装饰品
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【单选题】神经一肌接头传递中，消除乙酰胆碱的酶是
A.
．磷酸二酯酶
B.
．腺甙酸环化酶
C.
．胆碱酯酶
D.
． ATP 酶
E.
．胆碱乙酰化酶
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【单选题】What have the Handlins argued about the relationship between racial prejudice and the institution of legal slavery in the English colonies of North America?
A.
Racial prejudice and the institution of slavery arose simultaneously.
B.
The source of racial prejudice was the institution of slavery.
C.
Racial prejudice most often took the form. of the imposition of inherited status, one attribute of slavery.
D.
Due to the influence of the Roman Catholic church, racial prejudice sometimes did not result in slavery.
查看完整题目与答案
【单选题】在神经一肌接头化学传递中，消除乙酰胆碱的酶是
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
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【单选题】神经一肌肉接头传递中,消除乙酰胆碱的酶是______。
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
E.
过氧化酶
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【单选题】在神经一肌接头化学传递中，消除乙酰胆碱的酶是（）
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
E.
单胺氧化酶
查看完整题目与答案
【单选题】What is TRUE concerning the book Pride and Prejudice?
A.
It is the best book on marriage.
B.
It is a handbook on marriage.
C.
It gives some idea of English social life in the past.
D.
It provides a lot of information of former-time wealthy families.
查看完整题目与答案
【单选题】四羊方尊属于?
A.
食器
B.
酒器
C.
农具
D.
以上都不是
查看完整题目与答案
【单选题】What is TRUE concerning the book Pride and Prejudice? 查看材料
A.
It is the best book on marriage．
B.
It is a handbook on marriage．
C.
It gives some idea of English social life in the past．
D.
It provides a lot of information of former-time wealthy families．
查看完整题目与答案
相关题目：
【单选题】What is true concerning the book Pride and Prejudice? ( )
A.
It is the best book on marriage.
B.
It is a handbook of marriage.
C.
It gives quite some idea of English social life in the past.
D.
It provides, a lot of information of former-time wealthy families.
查看完整题目与答案
【单选题】商代的四羊方尊属于
A.
酒器
B.
食器
C.
烹饪器
D.
装饰品
查看完整题目与答案
【单选题】神经一肌接头传递中，消除乙酰胆碱的酶是
A.
．磷酸二酯酶
B.
．腺甙酸环化酶
C.
．胆碱酯酶
D.
． ATP 酶
E.
．胆碱乙酰化酶
查看完整题目与答案
【单选题】What have the Handlins argued about the relationship between racial prejudice and the institution of legal slavery in the English colonies of North America?
A.
Racial prejudice and the institution of slavery arose simultaneously.
B.
The source of racial prejudice was the institution of slavery.
C.
Racial prejudice most often took the form. of the imposition of inherited status, one attribute of slavery.
D.
Due to the influence of the Roman Catholic church, racial prejudice sometimes did not result in slavery.
查看完整题目与答案
【单选题】在神经一肌接头化学传递中，消除乙酰胆碱的酶是
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
查看完整题目与答案
【单选题】神经一肌肉接头传递中,消除乙酰胆碱的酶是______。
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
E.
过氧化酶
查看完整题目与答案
【单选题】在神经一肌接头化学传递中，消除乙酰胆碱的酶是（）
A.
磷酸二酯酶
B.
腺苷酸环化酶
C.
胆碱酯酶
D.
ATP酶
E.
单胺氧化酶
查看完整题目与答案
【单选题】What is TRUE concerning the book Pride and Prejudice?
A.
It is the best book on marriage.
B.
It is a handbook on marriage.
C.
It gives some idea of English social life in the past.
D.
It provides a lot of information of former-time wealthy families.
查看完整题目与答案
【单选题】四羊方尊属于?
A.
食器
B.
酒器
C.
农具
D.
以上都不是
查看完整题目与答案
【单选题】What is TRUE concerning the book Pride and Prejudice? 查看材料
A.
It is the best book on marriage．
B.
It is a handbook on marriage．
C.
It gives some idea of English social life in the past．
D.
It provides a lot of information of former-time wealthy families．
查看完整题目与答案