I lost my favourite pen, ______ I wrote my diary.

A．in which

B．in that

C．with which

D．with that

符合慢性再生障碍性贫血骨髓象特点的是（）。

A.粒／红比例减低

B.淋巴细胞相对性减低

C.可出现中性粒细胞核左移

D.巨核细胞减少，治疗有效时恢复最快

E.穿刺部位为代偿性造血灶，则骨髓增生活跃，粒系增高