从越南引进“占城稻”是在()
A.汉朝
B.唐朝
C.北宋
D.南宋
参考答案:C
Not a single song ________ at yesterday’s party.
A.she sang
B.sang she
C.did she sing
D.she did sing
下列治疗措施中不适合急性脊髓炎急性期治疗者为
A.糖皮质激素
B.维生素类药物
C.TP
D.EACA静脉滴注
E.加强护理,防治并发症