诊断伤寒沙门菌感染中,整个病程中哪一类标本分离培养该细菌的阳性率最高()。
A.粪便
B.尿液
C.静脉血
D.骨髓
E.十二指肠引流液
参考答案:D
Not until the taxi disappeared in the distance _____ her handbag was gone. [ ]
A. Tina had found
B. had Tina found
C. did Tina find
D. Tina found
第一代居民身份证分为()的居民身份证形式。
A.普通地区
B.经济特区
C.少数民族地区方
D.民族自治地