中东问题是当今世界的热点之一。在错综复杂的矛盾中，关键是 [ ] A．巴以冲突

(71) analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the (72) for designing and constructing an improved system. (73) is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called (74) . (75) is another such technique that integrates data and process concerns into constructs called objects.

（74）处填（）。

A．PERT

B．DFD

C．ERD

D．UML

正常产褥期子宫复旧哪项是正确的（）

A.正常子宫复旧宫底每天应下降2～3横指

B.子宫颈管在产后5日始能复原，内口形成

C.子宫体变化在产后10日左右降入骨盆腔

D.子宫内膜变化在产后10日已经复旧

E.所谓产褥期为产后3个月内

属于我国古代小说家的有（）

A.曹雪芹

B.冯梦龙

C.张天翼

D.巴金

E.龚自珍

李某在向朱某索要赌债未果的情况下，纠集亲友把朱某挟持至自己家中，并给朱家打电话称：如果再不还钱，就砍掉朱某一只手。李某的行为( )。

A．构成绑架罪

B．构成非法拘禁罪

C．构成绑架罪和非法拘禁罪的想象竞合犯

D．构成敲诈勒索罪