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【单选题】
营养性，巨幼红细胞贫血的骨髓象，最有特征性的改变是A.
骨髓增生活跃
B.
各期幼红细胞均出现巨幼变
C.
中性粒细胞胞浆空泡形成
D.
巨核细胞核过度分叶现象
E.
晚幼及杆状核粒细胞巨幼变
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【单选题】Most publishing is now 'electronic' in the sense that books, magazines, and newspapers are prepared on computers, and exist as computer files before they are printed on paper. Often there are advantag...
A.
Readers will have more accesses.
B.
Books and newspapers will be kept as computer files.
C.
It will not make any sense to keep the printed versions.
D.
Electronic publications will replace printed ones.
【简答题】The survey on the publishing market concludes that two thirds of print books will give way to digital ones in three years.
【简答题】第三次作业参考 #coding=UTF-8 #输入班级人数 import random n=int(input('班级人数')) #1.生成一个成绩列表sco=[100,82,63,98,56,...],成绩随机产生 sco=[random.randint(0,100) for i in range(n)] #2.成绩排队 print (sorted(sco,reverse=True)) #3.统...
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