能解热镇痛的成药是A．感冒灵颗粒B．银柴颗粒C．加味银翘片D．羚翘解毒片E．桑菊感冒

Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is (71) . It determines how the various results are computed by the product and presents this information in the form of a (72) and associated scenarios. The second is (73) , which determines the classes and their attributes. Then determine the interrelationships and interaction among the classes. The last step is (74) , which determines the actions performed by or to each class or subclass and presents this information in the form of (75) .

（74）处填（）。

A．use-case modeling

B．Glass modeling

C．dynamic modeling

D．behavioral modeling

下列有关基因位置(不考虑性染色体上的同源区段)叙述中，正确的是：[ ]

A．残翅雌果蝇与长翅雄果蝇杂交，若F₁代无论雌雄都是长翅，说明相关基因在常染色体上

B．灰身雌果蝇和黑身雄果蝇杂交，若F₁代无论雌雄均为灰身，说明相关基因存在细胞质中

C．红眼雌果蝇与白眼雄果蝇杂交，若F₁代无论雌雄都是红眼，说明相关基因在常染色体上

D．科学家通过实验证明，等位基因在染色体上呈线性排列

滴虫性 * * 炎的治疗，首选治疗药物是（）

A.红霉素

B.甲硝唑

C.庆大霉素

D.阿米卡星

E.青霉素

求微分方程y"+4y’+4y=cos2x满足条件y(0)=y’(0)=0的特解．

治疗类药膳分为哪几类？