以下所列城市哪些是全国历史文化名城（ ） A．南通 B．镇江 C．常熟 D．连云港

In low-speed network, it is usually adequate to wait for congestion to occur and then react to it by telling the source of packets to slow down. In high-speed networks, this approach often works poorly, because in the (64) between sending the notification and notification arriving at the source, thousands of additional (65) may arrive. In ATM network , a major tool for pre- venting (66) is (67) control. When a host wants a new virtual (68) , it must describe the traffic to be offered and the service expected.

67（）

A．flow

B．admission

C．traffic

D．time

按照净现值法，贷款价值的确定主要依据()。

A.未来净现金流量的贴现值

B.当前现金流量的贴现值

C.当前净现金流量的贴现值

D.未来现金流量的贴现值

执法人员询问当事人、证人可以共同进行，但应当向其说明依法享有的权利和提供伪证或者隐匿证据的法律责任。

（）年，赛龙舟被列入中国国家体育比赛项目，并每年举行“屈原杯”龙舟赛。

A、1979

B、1980

C、1982

D、1985

投保人为与其有劳动关系的劳动者投保人身保险，不得指定（）为受益人。

A.被保险人及其近亲属以外的人

B.被保险人及其近亲属

C.被保险人

D.被保险人的近亲属