答案:C
The girls will have a trip if it _______ fine.[ ]
A. is
B. was
C. will be
D. have been
该病例最可能的诊断(彩图3)
A.右室流出道狭窄B.室间:隔缺损C.主动脉右冠窦瘤破裂D.主动脉右冠瓣脱垂E.房间隔膨出瘤