下列属于经胃肠道传染的疾病是
A.流行性腮腺炎B.脊髓灰质炎C.流行性乙型脑炎D.流行性脑脊髓膜炎E.斑疹伤寒
参考答案:B
is known to us all is the old scientist, for whom life was hard in the
past, still works very hard in his eighties.
A.What; what
B.What; that
C.That; what
D.As; that
有推动心脏搏动功能的气是()
A.卫气
B.营气
C.宗气
D.元气
E.中气