单项选择题只能从寄主活细胞和组织中获得营养，不能人工培养的是（ ）。 A、镰刀菌 B、核盘菌 C、白粉菌 D、炭疽菌
单项选择题conversation1 A.Shehad a high fever． B.She was in good health． C.She has caught a colD.D.There is something wrongwith her heart and lungs．
