再障最主要的诊断依据是() A.网织红细胞减少 B.全血细胞减少,有出血或感染表现 发布时间:2019-03-04 10:09 │ 来源:www.tikuol.com 题型:单项选择题 问题: 再障最主要的诊断依据是()A.网织红细胞减少B.全血细胞减少,有出血或感染表现C.骨髓增生不良D.肝、脾、淋巴结不肿大E.铁剂、叶酸治疗无效
题型:单项选择题 The petrol tank is empty. I _________it up before we left home.A.had to fillB.would have filledC.should have filledD.could have filled 查看答案