伤寒发病第二次菌血症时临床表现有()
A.肥达反应率高
B.相对缓脉
C.血培养阳性率高
D.玫瑰疹
E.发热及全身中毒症状
参考答案:B, C, D, E
The fact that too many advertisements are _____ in TV programs has upset most TV viewers.
A.surrounded
B.carved
C.inserted
D.circulated
干燥过程生球的收缩对()和()具有双重影响。