下列关于吡哌酸临床应用的叙述，正确的是（）
A.呼吸道感染
B.泌尿系统感染
C.皮肤疖肿
D.全身感染
E.骨关节感染
参考答案：B
— you please go to the movies with me?
—Sorry, I can't. I do my homework. [ ]
A. Can; have to
B. Could; have to
C. Can; had to
D. Could; has to
公正原则要求证券市场不存在歧视，参与市场的主体具有完全平等的权利。 ( )
