* * 涂片为炎症的巴氏分级,可分为()
A.Ⅲ级
B.Ⅱ级
C.Ⅰ级
D.Ⅳ级
E.Ⅴ级
参考答案:B
But for his help, I wouldn't succeedeD.
A.wouldn't have
B.hadn't
C.didn't
D.haven't
质量要求是规定每个步骤应达到的水平和目标。