搜题请搜索小程序“爱下问搜题”
问题 选择题

If you have an electronic dictionary, it can _____ you a lot of time to look up the words in the Dassage.     [ ]

A. spend              

B. save

C. find                

D. offer

答案

答案：B

多项选择题 X型题

全蝎、蜈蚣的共同主治证是（）

A.急惊风

B.破伤风

C.疮疡肿毒

D.顽固性头痛

E.风湿顽痹
查看答案
单项选择题 共用题干题

The traditional model for systems development was that an IT department used (1) which is a process-centered technique, and consulted users only when their input or approval was needed. Compared with traditional methods, many companies find that JAD allows key users to participate effectively in the (2). When properly used, JAD can result in a more accurate statement of system requirements, a better understanding of common goals, and a per commitment to the success of the new system. RAD is a team-based techruque that speeds up information systems development and produces a functioning information system. While the end product of JAD is a(an) (3), the end product of RAD is the (4). The RAD model consists of four phases. During the (5), users interact with systems analysts and develop models and prototypes that represent all system processes, outputs, and inputs.

空白（4）处应选择（）

A.system proposal

B.system design model

C.new system architecture

D.new information system
查看答案