A.had testedB.had to testC.have testedD.have been testing
A. had tested
B. had to test
C. have tested
D. have been testing
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某工程双代号网络计划如下图所示,其关键线路有()条。
A. 1
B. 2
C. 2
D. 4
如明确诊断,你认为最有意义检查是
ASO
B. 抗ds-DNA抗体
C. HLA-B27
D. RF
除病因治疗,还应采取哪项措施
A. 血浆输注
B. 补充铁剂
C. 大剂量丙球蛋白滴注
D. 维生素B12和叶酸