BH007管道吹洗的顺序应按主管、支管、疏排管依次进行，吹洗出的脏物不得进入已（）的

When I was young, I was always frustrated ( 挫败的 ), and almost everything ended in failure. I hung out everywhere all day. Having seen me like that, my father  小题1:   to cheer me up.

One day, he gave me a cup of water and asked me to taste it. I found it   小题2:  . My father said he just put one small spoonful of salt in the cup. And then, he led 小题3:   to a lake, where he threw a big handful of salt   小题4:  the lake, scooped up a spoonful of water and let me taste it again. He asked, "Does it   小题5:  taste salty?"'  "Not at all,"  I said. My father said,  "Now you may know the root (根源) of your  小题6:  :You are just a cup of water, not a lake. Be a lake and you won't小题7:sad any more."

I came to understand my   小题8:  motive (目的): I feel unlucky  小题9:  my heart is as small as a cup of water without great ideals as a lake.

To be a lake  小题10:  great ideals, your feeling of failures and frustrations will be melted ( 融化) like the salt thrown into the lake.

一个袋中有10个红球，8个白球，7个黑球，现在把球随机地一只一只摸出来，为了保证一定能在第k次或第k次之前摸出红球，则k的最小值为（    ）。

霍乱典型表现为（）

A.发热，腹痛，腹泻，洗肉水样大便

B.发热，腹痛，腹泻，脓血便，里急后重

C.腹泻，呕吐，水样大便，无发热，无腹痛

D.发热，腹痛，腹泻，水样大便

E.低热，腹痛，腹泻，果酱样大便

由于生产所需零件缺货，生产线曾被迫停产。在确认零件不足的原因时，以下审计程序中最有效的是：（）

A．确认是否存在充足的接触控制来限制错误数据被输入生产数据库。

B．使用通用审计软件生成一份造成每次停产的短缺零件的完整清单，并对这些数据加以分析。

C．从计算机数据库中对存货零件进行随机抽样，并与零件的实有数进行比较。

D．对一段时间内的生产信息进行随机抽样，并追踪至输入保存在局域网(LAN)中的生产数据库中。