NGN技术中,用于解决地址短缺问题的主要技术是()
A.光技术
B.IPV6技术
C.高速路由
D.软交换
参考答案:B
下列哪一项不属于非传统风险转移工具()。
A.保障信托
B.有限风险型产品
C.损失敏感型合同
D.多险种/多触发原因保单
Young children seem to master computer games __________. And playing computer games will always make them feel ___________.
A.easily, easily
B.with ease, at ease
C.easy, easy
D.at ease, with ease