特发性血小板减少性紫癜首选药物治疗是:()
A.泼尼松
B.环磷酰胺
C.硫唑嘌呤
D.大剂量丙种球蛋白
E.达那唑
参考答案:A
经直肠的正常前列腺USG纵向扫查,能显示______________、______________、_______________及________________,于前列腺中央可见___________和汇入其中的___________。
Mr. Black must be worried about something. You can ____ it from the look on his face. [ ]
A. reason
B. recognize
C. read
D. realize