水压试验分为工作下的水压试验和（）倍工作压力下的超水压试验.

临床麻醉工作的目的是

A．使患者消除疼痛
B．使患者感觉、运动消失
C．消除疼痛、不适感，防护和治疗意外情况，创造手术良好条件
D．使患者意识消失，肌肉有一定程度松弛
E．使患者中枢神经系统产生抑制，反射消失

中国人民银行研究局局长张健华26日在第十四届两岸金融学术研讨会上透露，我国存款保险制度设计方案相关部门已基本达成一致，目前这一方案正式上报国务院，2009年有望推出。存款保险，是指存款类金融机构按照所吸收存款的一定比例，向特定机构缴纳一定保险金；当其发生支付危机时，由存款保险机构通过资金援助、赔偿保险金等方式，保障其清偿能力的一项制度。对存款保险业务认识正确的是

①存款保险是一种商业保险、财产保险

②发展存款保险业务，意味着存款储蓄没有了风险

③发展存款保险业务能防范金融风险，维护金融稳定

④发展存款保险业务，维护了储户的利益，但损害了商业银行的利益

A．①②③

B．②③④

C．①③④

D．①③

反映偿债能力的比率有()。

A.存货周转天数

B.应收账款周转次数

C.资产负债率

D.市盈率

E.现金比率

"In the long run," as John Maynard Keynes observed, "we are all dead. " True. But can the (1) run be elongated in a way that makes the long run (2) And if so, how, and at what cost People have dreamt of (3) since time immemorial. They have sought it since the first alchemist put an elixir of (4) on the same shopping list as a way to turn lead into gold. They have (5) about it in fiction, from Rider Haggard’s "She" to Frank Herbert’s "Dune". And now, with the growth of (6) knowledge that has marked the past few decades, a few researchers believe it might be within (7) .

To think about the question, it is important to understand why organisms-people (8) -age in the first place. People are like machines: they (9) That much is obvious. However, a machine can always be (10) A good mechanic with a stock of spare parts can keep it going (11) . Eventually, no part of the (12) may remain, but it still carries on, like Lincoln’s famous axe that had three new handles and two new blade.

The question, of course, is whether the machine is worth (13) . It is here that people and nature (14) . Or, to put it slightly (15) , two bits of nature disagree with each other. From the individual’s point of view, (16) is an imperative. You cannot reproduce unless you are alive. A fear of death is a sensible evolved response and, since (17) is a sure way of dying, it is no surprise that people want to stop it in its tracks. Moreover, even the appearance of ageing can be (18) . It (19) the range of potential sexual partners who find you attractive-since it is a sign that you are not going to be (20) all that long to help bring up baby-and thus, again, curbs your reproduction.

9（）

A. wear down

B. wear away

C. wear out

D. wear on

计算机网络就是把分布在（）的计算机与专门的外部设备用通信线路互联成一个规模大、功能强的网络系统，从而使众多的计算机可以方便地互相传递信息，共享硬件、软件、数据信息和资源等。