中国古代的“录囚”制度始建于()
A.汉朝
B.魏晋时期
C.北魏
D.北齐
参考答案:A
《环境空气质量标准》(修改版)中,臭氧的二级标准的1h平均浓度限值是()mg/m3。
A.0.20
B.0.02
C.0.05
D.0.06
.She is fed up with sharing a house with others; , she is looking for her own flat.
A.moreover
B.otherwise
C.however
D.therefore