患者男，40岁，农民，因“发热3d”来诊。患者3d前受凉后畏寒、发热，体温最高达40℃，伴剧烈头痛，四肢酸痛，恶心，呕吐2次胃内容物，咳嗽，咳痰。用青霉素治疗3d，未见好转。查体：T39℃，P106次/min，R24次/min，BP130/84mmHg；急性病容；右下肺可闻及少许湿性啰音；腹软，无压痛。

诊断为恙虫病，其依据有（予四环素治疗，2d后热消退。）（）

A.发病急，高热不退

B.焦痂

C.肝、脾大

D.经用青霉素、头孢地嗪等抗生素治疗无效，予四环素治疗有效

E.躯干和四肢散在暗红色斑丘疹

F.淋巴结肿大

G.血常规示中性粒细胞增高）

H.肥达反应（－），外-斐反应（－）

The software architecture of a program or computing system is the structure or structures of the system, which comprise software ______, the externally ______properties of those components, and the relationships between them.The architecture is not the operational software. Rather, it is a ______ that enables a software engineer to: analyze the ______ of the design in meeting its stated requirements, consider architectural alternatives at a stage when making design changes is still relatively easy, and reduce the ______ associated with the construction of the software.

A. framework B. deliverablesC. representation D. semantic models