敏感性分析是一种( )分析，是项目评估中不可或缺的组成部分。 A．静态确定性 B

读地球公转示意图：

（1）当地球公转到A点时，是______节气，日期是______，太阳直射______（纬线），北极圈以内出现______现象，这天诸城的昼夜长短情况是______．

（2）地球公转到B时，太阳直射____________（纬线），这天诸城的昼夜长短情况是______．

（3）元旦前后，地球公转到______两点之间，诸城的昼夜长短情况是______．

（4）在图上用箭头表示地球公转方向．

上腔静脉由哪两条静脉合成？其属支有哪些？

虽然在工程项目的合同条款中没有专门的文字叙述，但可以根据该合同某些条款的含义，推论出承包人有索赔权，这种索赔称为（）。

A.明示索赔 

B.其他索赔 

C.变更索赔 

D.默示索赔

小儿肺炎应用肾上腺皮质激素的适应证不包括（）

A.呼吸衰竭

B.严重喘憋

C.脑水肿

D.中毒性脑病

E.发热

The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name. But Gregory Cochran is (1) to say it anyway. He is that (2) bird, a scientist who works independently (3) any institution. He helped popularize the idea that some diseases not (4) thought to have a bacterial cause were actually infections, which aroused much controversy when it was first suggested.

(5) he, however, might tremble at the (6) of what he is about to do. Together with another two scientists, he is publishing a paper which not only (7) that one group of humanity is more intelligent than the others, but explains the process that has brought this about. The group in (8) are a particular people originated from central Europe. The process is natural selection.

This group generally do well in IQ test, (9) 12-15 points above the (10) value of 100, and have contributed (11) to the intellectual and cultural life of the West, as the (12) of their elites, including several world-renowned scientists, (13) . They also suffer more often than most people from a number of nasty genetic diseases, such as breast cancer. These facts, (14) , have previously been thought unrelated. The former has been (15) to social effects, such as a p tradition of (16) education. The latter was seen as a (an) (17) of genetic isolation. Dr. Cochran suggests that the intelligence and diseases are intimately (18) . His argument is that the unusual history of these people has (19) them to unique evolutionary pressures that have resulted in this (20) state of affairs.

16（）

A.assessing

B.supervising

C.administering

D.valuing