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【简答题】
若数列{a n }满足 1 a n+1 - 1 a n =d(n∈N * ,d为常数),则称数列{a n }为调和数列,已知数列{ 1 x n }为调和数列,且x 1 +x 2 +…+x 20 =200,则x 1 +x 20 =______;若x 5 >0,x 16 >0,则x 5 ?x 16 的最大值为______.
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皮皮学刷刷变学霸
举一反三
【判断题】为了反映完工产品成本构成情况,分配生产费用时,应按成本项目分别核算。 ( )
A.
正确
B.
错误
【单选题】第三节 短文理解2 阅读下列短文,从[A]、[B]、[C]三个选项中选择一个正确答案。 'I would almost rather see you dead. 'Robert S. Cassatt, a leading banker of Philadelphia, shouted when his twenty-year-old eldest daughter announced that s...
A.
He feared for her life.
B.
He was very angry.
C.
He nearly killed her.
【判断题】为了反映完工产品成本构成情况,分配生产费用,应按成本项目分别计算。( )
A.
正确
B.
错误
【单选题】It is not within the scope of this article to present test procedures in detail, but rather ______ a brief outline of each and the significance of the results.
A.
giving
B.
given
C.
to give
D.
gives
【单选题】The most immediately apparent form. of environmental pollution is _____.
A.
physical rather than aesthetic
B.
aesthetic rather than physical
C.
psychological rather than technological
D.
technological rather than psychological
【单选题】下列各项业务中,最终能引起企业资产和所有者权益总额发生变动的业务是( )。
A.
支付现金股利
B.
向银行借入款项存入银行存款户
C.
资本公积转增资本
D.
接受资产捐赠
【判断题】为了反映完工产品成本构成情况,分配生产费用时,应按成本项目分别计算。
A.
正确
B.
错误
【判断题】为了反映完工产品成本构成情况,分配生产费用时,应按照成本项目分别核算。
A.
正确
B.
错误
【简答题】______ linguistics is concerned with language as an instrument of social interaction rather than a system that is isolated.
【单选题】According to the passage, which of the following is true?
A.
It is the teachers' needs rather than the students' that really count in Wesleyan.
B.
The technology program provides scholarship for high ability freshmen.
C.
The cancel of the nursing program hinders Wesleyan from recruiting students.
D.
Online applications are still required if students want to enter Wesleyan.
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