非重型再生障碍性贫血骨髓象可见()
A.淋巴细胞比例减低
B.巨核细胞减少
C.浆细胞比例增高
D.多部位骨髓增生减低
E.可见较多脂肪滴
参考答案:B, C, D, E
Since Tom _____ downloaded a virus into his computer, he can not open the file now. [ ]
A. readily
B. horribly
C. accidentally
D. irregularly
吸入麻醉药可控性较静脉麻醉药为好。