菌痢的确诊依据是()
A.粪培养阳性
B.粪检有巨噬细胞
C.粪便免疫学检查抗原阳性
D.粪便镜检有大量脓细胞
E.典型菌痢临床症状
参考答案:A
The teacher asked me _____. [ ]
A. when was I born
B. if I could speak English
C. what did I like best
D. where the way to your school is
关于飞机的结冰探测,哪项是对的()
A、由两风档之间的外部结冰探测器探测
B、由两风档之间的外部结冰探测器与机身前下部的结冰探测器探测
C、由机身前下部的两个独立结冰探测器探测
D、由机身前下部的两个独立结冰探测器与两风档之间外部结冰探测器探测