杨某，女，21岁。平素胆怯，夜间突闻雷声后，经常有心悸不安，易恐善惊，难寐多梦，舌苔

—  Can you help me out?   

—  Yes, I will solve the problem with this ____. [ ]

A. way  

B. method  

C. mean  

D. means

投资估算指标有哪三个层次？各有什么含义？

如何鉴别中枢性尿崩症与原发性肾性尿崩症()

A．尿渗透压与尿比重

B．血钠水平

C．血渗透压

D．禁水试验

E．加压素试验

电影具有“窗户”功能，尤其是（）类电影。

A.幻想风格

B.喜剧风格

C.惊悚风格

D.现实风格

Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system.

空白（2）处填（）

A.main symptom

B.rootproblem

C.finalblueprint

D.dataspecification