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问题 多项选择题

KPC模式有( )基本特征。

A．承包商承担大部分风险

B．总价合同

C．业主或业主代表管理工程实施

D．业主承担大部分风险

E．总包商建设与管理于一身

答案

参考答案：A,B,C

解析： EPC模式的特征是承包商承担大部分风险、业主或业主代表管理工程实施及总价合同。

单项选择题

The history of African—Americans during the past 400 years is traditionally narrated (1) an ongoing struggle against (2) and indifference on the part of the American mainstream, and a struggle (3) as an upward movement is (4) toward ever more justice and opportunity.

Technology in and of (5) is not at fault; it’s much too simple to say that gunpowder or agricultural machinery or fiber optics (6) been the enemy of an (7) group of people. A certain machine is put (8) work in a certain way—the purpose (9) which it was designed. The people who design the machines are not intent on unleashing chaos; they are usually trying to (10) a task more quickly, cleanly, or cheaply, (11) the imperative of innovation and efficiency that has ruled Western civilization (12) the Renaissance.

Mastery of technology is second only (13) money as the true measure of accomplishment in this country, and it is very likely that by (14) this under-representation in the technological realm, and by not questioning and examining the folkways that have (15) it, blacks are allowing. (16) to be kept out of the mainstream once again. This time, however, they will be (17) from the greatest cash engine of the twenty-first century. Inner-city blacks in particular are in danger, and the beautiful suburbs (18) ring the decay of Hartford, shed the past and learn to exist without contemplating or encountering the tragedy of the inner city.

And blacks must change as well. The ways that (19) their ancestors through captivity and coming to freedom have begun to loose their utility. If blacks (20) to survive as full participants in this society, they have to understand what works now.

19（）

A.servicing

B.encircle

C.encircling

D.served
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单项选择题

二尖瓣狭窄并发心房纤颤易发生下列哪项并发症

A．急性肺水肿

B．心力衰竭

C．栓塞

D．肺部感染

E．心内膜炎
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