【多选题】What are t he main functions of LSE?
A.
It provides a market where investors can buy and sell securities easily and quickly.
B.
The UK stock market system helps to ensure that the price at which a deal is done is fair.
C.
The existence of the ready secondary market it easier for companies and others who wish to raise capital to do so.
D.
It allows the pooling of investors' short-term savings to meet the long-term requirements for companies, the government and other organisations.
E.
It ensures there are stable prices and confidence in sterling.
【单选题】— Don’t you agree with what he said? —Yes,_______! It can’t be better.
【判断题】信息加工金字塔模型中的每一层都是建立在更低一级水平基础上的。
【单选题】— What is he doing? — __________________ [ ]
【单选题】姆对于右偏分布,平均数、中位数和众数之间的关系是( )。
【单选题】what is t he main reasons for infantile constipation?
C.
the congenital physiological and anatomical defects
【判断题】信息加工金字塔模型中的每层都是建立在更低一级水平基础上的。()
【单选题】— What ____________ doing? — They're drinking tea. [ ]
【简答题】求出下面这组数据的中位数和平均数. 1015182532343848 中位数是______,平均数是______.