()患者可在耳廓上触及痛性小结,系由于()所致。
参考答案:痛风;尿酸钠沉着
_____, he talks a lot about his favorite singers after class.
A.A quiet student as he may be
B.Quiet student as he may be
C.Be a quiet student as he may
D.Quiet as he may be a student
什么是信息系统的概念结构?