建树管理理论演进的特点。

根据短文内容及首字母提示，填写所缺单词，使短文意思完整。

     Only Mother Love is tree love. It gives everybody everything all (1)h______ life. When you are still a baby,

mother takes good care of you as much as (2)p______. In your (3)w______ hours she always holds you in

her arms. When you are ill, she stops her work right now to look after you day and night (4)a______ forgets

about, her. When you are growing up day (5)b______ day, she feels very happy. When you are old enough to

go to school, mother still looks after you all the time. On cold winter days, she always tells you to put on more

clothes. She always stands in the wind (6)w______ for you back from school. When you hurry to leave home

for school with little breakfast, she always, feels (7)w______ about you at home. She usually knows about your

study and spends much money on your school things. When you do well at school, you will see the brightest

smile on her face.

     Mother is always ready to give everything she (8)h______ to her children, (9)n______ to receive. What true

love that is in the (10)w______! We will remember Mother Love for ever!

下列属于证券投资组合的系统性风险的是______。

A．经济周期风险

B．购买力风险

C．市场利率风险

D．市场竞争风险

E．组合风险

膀胱经的郄穴是（）

A.中都

B.外丘

C.梁丘

D.地机

E.金门

2009年8月29日《新闻周刊》报道，虽然去年爆发的金融危机导致今年就业形式更加严峻，但也给许多大学生带来了创业机遇，许多大学生在网上开办了自己的网店。阿里巴巴资深副总裁、雅虎口碑网总裁金建杭曾表示：“大学生将是生活服务领域掀起第三次浪潮的最佳排头兵，由此也将为大学生带来更多的就业机会。”在当今就业难的形势下，这对大学生的启示是（）

A.政府应为大学生就业创造宽松的环境

B.大学生要有自主创业的意识

C.大学生要转变就业观念

D.大学生要不断提高自己的素质以适应就业需要

在一个HUB上，有两台主机的IP分别是192.168.1.1，192.168.2.2；掩码都是255.255.255.0，请问这两台主机能PING通吗？（）

A.能通

B.不能通

C.做路由后可以通

D.做路由后也不通