中国证券会依法对股权分置改革各主体及其相关活动实行监督管理，组织指导和协商推进股权分量改革工作。 ( )
参考答案：对
眶骨壁骨炎和骨膜炎的治疗主要是（）
A.切开引流、全身抗炎、促进鼻窦通气引流，后期行鼻窦手术
B.积极治疗急性鼻窦炎
C.即早施行筛窦和蝶窦开放术，全身应用抗生素、糖皮质激素
D.及早施行视神经减压术
E.药物治疗
—Your father's back home now, _____ he?
—Yes, he _____ been at home for half an hour. [ ]
A. isn't, has
B. hasn't, has
C. hasn't, is
D. isn't, is
