属甲型反转录病毒属,具有致肿瘤特性的是()
A.小反刍兽疫病毒
B.禽白血病
C.马传染性贫血
D.蓝舌病毒
E.山羊关节炎/脑脊髓炎病毒
参考答案:B
生化汤出自
A.《经效产保》
B.《千金要方》
C.以上都不是
D.《金匮要略》
E.《傅青主女科》
Thank you for the wonderful meal, Mrs. Hanson.()
A.Oh, I don't think you ate well.
B.I'm not a good cook in fact.
C.Be careful next time
D.I'm glad you enjoyed it.