【单选题】关于急性戊型肝炎的说法错误的是
A.
HEV RNA特异性高.常用于戊型肝炎的临床诊断
B.
HE Ag在患者外周血中检测不到,故不用于临床诊断
C.
抗HEV IgM阳性说明是近期HEV感染结合阳性病史,可诊断急性戊型肝炎
D.
抗HEV IgG阳性持续时间较短,结合阳性病史也常常用于急性戊型肝炎的诊断
E.
短期内抗HEV IgG由阴性转为阳性,结合用性病史,可诊断急性戊型肝炎
【判断题】The plural morpheme can be realized only by the suffix"-s".
【单选题】The plural morpheme "-s" is pronounced as/s/in the following words EXCEPT ______.
【单选题】The plural morpheme “-s” is pronounced as/z/in the following words EXCEPT
【单选题】The plural morpheme “-s” is realized by /s/after the following sounds EXCEPT ______.
【单选题】The plural morpheme “s” is realized by /s/ after the following sounds except_____.
【单选题】The plural morpheme "s" is pronounced as /s/ in the following words, except __________.
【多选题】塑性变形体中一点处的应力状态具有特性______。
C.
应力张量第一、第二和第三不变量可以由应力状态特征方程解出。