有两根大绳，要挑出一根较长的大绳用于拔河比赛，选择的方法是（_爱下问搜题

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问题选择题

有两根大绳，要挑出一根较长的大绳用于拔河比赛，选择的方法是（　　）

A．把两根大绳的一端对齐，然后向一方拉直两根大绳，比较另一端的长短情况

B．把两根大绳接在一起

C．把两根大绳任意重合观察一端的情况

D．没有办法

答案

根据重合比较法，只要把两根大绳的一端对齐，然后向一方拉直两根大绳，比较另一端的长短情况即可得出较长的一根．

故选A．

单项选择题

Janes’ Funds based in Colorado underwent a management shake-up after two years of horrific returns. The new manager, Juan, who adhere strictly to GIPS decided to change the name on many funds in order to initiate new performance numbers.（）

A. Juan is in compliance with GIPS because there will be new fund mangers.

B. Juan is in compliance because the firm will change the make up of the portfolios dramatically.

C. Juan is in violation because you cannot restate performance due to a management change.

问答题简答题

刘先生，持有二级残疾证，这种情形参加养老保险需提供哪些资料？缴费多少？