巨幼细胞贫血的治疗方法有()
A.积极治疗原发病
B.补充缺乏的营养物质
C.恶性贫血维生素B12治疗应维持终身
D.脾切除
E.骨髓移植
参考答案:A, B, C
----You haven’t done it well.
----But I tried my best and did it ______ the way ______ I thought was the best.
A.in, which
B.by, in which
C.by, in that
D.in, what
下列各组植物中,都靠孢子繁殖的是[ ]
A.银杏、小麦
B.满江红、肾蕨
C.苏铁、水稻
D.牡丹、菊花