双链表的每个结点包括两个指针域。其中rlink指向结点的后继，llink指向结点的前

心脏结构性异常改变有（）

A.急性心肌梗死

B.心肌浸润性病变

C.心肌扩张

D.结构性心电异常

E.继发性心室肌肥厚

属于医师义务的是

A．医师不仅要关心病人的躯体，而且要关心病人的心理；不仅要关心病人个体，而且要关心病人家属、病人后代以至关心社会
B．按经济条件、身份、地位把病人分成不同等级
C．内心深处的自我评价能力
D．为病人、病人家属、社会减少治疗费用，减轻大病造成的经济负担
E．随意传播病人隐私

截至目前，中国已累计向联合国30项维和行动派出各类人员约2.1万人次，是派出维和人员最多联合国安理会常任理事国。在非洲的刚果（金），在拉美的海地，在亚洲的东帝汶，中国维和人员身影已成为一道独特的风景。这说明中国与联合国的关系是

A．联合国宗旨是维护国际和平与安全，促进国际合作与发展

B．中国积极参与联合国的改革

C．中国坚定不移地参加联合国所进行的一切工作

D．中国积极发扬联合国 * * 精神

下列哪些属于栓剂油脂性基质（）

A.可可豆脂

B.硬脂酸丙二醇脂

C.氢化棉籽油

D.甘油明胶

E.半合成山苍子油

Developingreliable software on time and within (29) .represents a difficult endeavor for many organizations.

Usually business solutions have three main aspects., people, (30) , and technology. The maion reason for failing software projects has little to do with technology and tools, and much to do with lack of process (31) . Experience has shown that introducing new technology and tools in an immature or undisciplined environment is likely to increase the chaos. CASE tools are not enough. "A fool with a tool is still a fool!"

Structured method was the first wave of the software industry. This was the beginning of transforming software development from a" (32) industry" to mass production. Software process movement if the second wave in the software industry. The process maturity movement prepares the way for the third wave of the software industry:"software industrialization".Software development will become like an assembly and manufacturing process. A criticalenabling factor is a disciplined software engineering process with predictable quality, (33) and functionality.

29（）

A．forecast

B．preparation

C．budget

D．economy