CD4T淋巴细胞计数≤350/mm的艾滋病感染孕产妇,建议采用()抗病毒用药方案。
A.预防性
B.治疗性
C.预防性或治疗性
D.预防性和治疗性
参考答案:B
I didn’t have _____ to say, so I said _____.
A.important something; anything
B.anything important; nothing
C.important anything; something
D.nothing important; something
爆破作业说明书必须编入采掘作业规程,可不用修改补充。