采用( )，需要人、材、机的市场价格，有关分部分项工程的综合指导价和《建设工程工程

Directions: The question below is followed by six choices numbered 260-265. If a choice is correct, mark A in the space provided. If a choice is not correct, mark B. Blacken one circle on your answer sheet for each number.
A client is diagnosed with gout. Which foods should the nurse instruct the client to avoid

Liver.

学习“两极世界的形成”这一课时，就美苏两极对峙对世界造成的消极影响，老师在黑板上写下了四个结论，最后同学们一致认为不正确的是   [ ]

A．浪费大量资源，不利于经济发展    

B．导致德国和朝鲜的分裂    

C．使得世界人民一直处在核战争的恐惧之中  

D．导致东欧剧变

超声波探伤仪的脉冲重复频率与（）不是一回事。

Suppose an investor has an opportunity to invest $3 million in a venture investment that is expected to pay $30 million at the end of 4 years if it survives. The cost of capital for a project with this risk level is 30%. However, the project may not survive the full 4 years and has an expected failure rate shown in the probability table shown below. The likelihood of failure in the first year is 25% , with the likelihood of failure in the second year being 20% ( assuming it survives the first year) and so on.

A．Year

B．1

C．2

D．3

E．4

F．Failure Probability

G．25%

H．20%

I．15%

J．10%

现代飞机上使用的发动机驱动的变量泵和电动泵，在驾驶舱内都有操纵电门，飞机在地面时两个电门放置的位置应是：（）.

A.发动机驱动泵电门放在"打开"位，电动泵电门在"关闭"位。

B.发动机驱动泵电门放在"关闭"位，电动泵电门在"打开"位。

C.两个电门均应放在"关闭"位。

D.两个电门均应放在"打开"位.