确诊急性粒细胞白血病的主要依据是()
A.全血细胞减少
B.白细胞计数异常增多
C.周围血片可见幼稚细胞
D.骨髓增生极度活跃
E.骨髓涂片原始粒细胞>30%
参考答案:E
There are few ______ in the fridge. Let's go and buy some potatoes and carrots. [ ]
A. eggs
B. meat
C. vegetables
D. fruit
某同学在用一把刻度尺测量同一个物体的长度时,四次测量结果分别是:12.31cm,12.29cm,13.52cm,12.30cm,找出测量错误的数据是______,这个物体的长度应记作______,这把刻度尺的分度值是______.