有防水要求的建筑地面子分部工程的分项工程施工质量,每检验批抽查数量应按其房间总数随机检验,不应少于( )。
A.3间
B.4间
C.5间
D.10间
参考答案:B
You should practice reading as much as you can, since it is a(n) ______ skill, and
it must be taken seriously.
A.fundamental
B.genuine
C.unbelievable
D.violent
持续、显著的血红蛋白增高见于()
A.居高原的初期
B.新生儿
C.剧烈的体力劳动后
D.真性红细胞增多症
E.严重的心肺疾患