恙虫病患者在发热期间,可从患者的____、____、____、____等分离出病原体。
参考答案:血液;淋巴结;焦痂;骨髓
There is no doubt ____ Zhang Ziyi - the famous Chinese actress as well as the famous Chinese musician
Lang Lang will come here tomorrow. [ ]
A. that
B. if
C. whether
D. what
结肠镜检查的禁忌证是()
A.肛门、直肠严重狭窄
B.急性重度结肠炎
C.妊娠妇女
D.急性弥漫性腹膜炎,腹腔脏器穿孔,多次腹腔手术
E.严重心肺功能衰竭,精神失常及昏迷患者