初发病已转入恢复期，已稳定退热一段时间而初发病的症状再度出现称为
A．再燃
B．再感染
C．复发
D．重复感染
E．二重感染
参考答案：C
患者男性，40岁。因剑突下烧灼感与反酸3个月就诊，反流物呈酸性，胃灼热与反酸常发生在餐后，进食时胸骨后有梗塞感。
该患者最可能的诊断是（）。
A.食管癌
B.反流性食管炎
C.消化道溃疡
D.幽门梗阻
E.食管贲门失弛缓症
—Why didn't you go to the cinema with us this afternoon, Jim?
—Because I ______ at the station for my uncle from Beijing at that time. [ ]
A. was waiting
B. have waited
C. am waiting
D. will wait
