6．合同保证保险的保额一般不超过工程总造价的(      )

A．50%                                                           B．60%

C．90%                                                           D．100%

7．承保的风险标的预测难度最大的财产保险是(      )

A．产品责任保险                                            B．雇主责任保险

C．职业责任保险                                            D．信用保证保险

8．以责任事故发生的时间为承保基础的是(      )

A．期内发生式                                                B．期外发生式

C．期内索赔式                                                D．期外索赔式

9．适用于在一定期限内分批发运、品种单一的进出口货物承保方式是(      )

A．逐笔签约                                                   B．流动保险

C．总括保险                                                   D．预约保险

10．海上货运险和船舶保险普遍采用的保险方式是(      )

A．航次保险                                                   B．定期保险

C．混合保险                                                   D．停泊保险