根据所给的汉语提示，转换下列句型。

1. The blue sweater belongs to my mother.  (对画线部分提问)

                              the blue sweater belong to?

2. The red car must belong to your father.   (改为同义句)

    The red car must           _ your _           .

3. Big  Xin is my favorite author.  (对画部分提问)

                              your favorite author?

4. My brother didn't go to school yesterday.  He was ill.(合并成一个句子)

    My brother didn't go to school yesterday                            illness.

5. I can't get online.   Something must be wrong with my computer.   (改为同义句)

    I can't get online.  There                           something wrong with my computer.

关于风险转移说法正确的有( )。

A．风险转移是指通过购买某种金融产品或者采取其他合法经济措施将风险转移给其他经济主体的一种风险管理办法

B．风险转移包括保险转移和非保险转移

C．风险转移的实施成本主要存在于风险分析和经济资本配置方面的支出

D．风险转移只能降低非系统性风险，对于共同因素引起的系统性风险无能为力

E．风险转移在实际业务应用中包括出口信贷保险，期权合约，担保和备用信用证，第三方信用担保等实际操作