不一定必做骨髓穿刺检查的是
A.贫血、黄疸,Coomb试验阳性
B.巨脾、进行性消瘦
C.长期发热、骨痛
D.全血细胞减少、有幼稚细胞
E.出血、血小板减少
参考答案:A
— I hear that Jason is planning to buy a car.
— I know. By next month, he ________ enough for a used one. [ ]
A. will have saved
B. will be saving
C. has saved
D. saves
根据质量管理的基本原理,要进行PDCA循环,其“口’是指( )。
A.计划B.实施C.检查D.处理