化妆品制作、灌装、包装间总面积不得小于()。
A.80m2
B.100m2
C.150m2
D.200m2
E.300m2
参考答案:B
The more one is ______ the English-speaking environment, the better he or she will learn the language.
A.kept up
B.filled in
C.caught in
D.exposed to
正常成年女性红细胞计数值不低于
A.2.5×1012/L
B.3.0×1012/L
C.3.5×1012/L
D.4.0×1012/L
E.5.0×1012/L