储存和运输浓盐酸、浓硫酸、氢氧化钠的容器上都应张贴的图标是( )
A.
B.
C.
D.
答案:D
Mother told me with my classmates. [ ]
A. getting on well
B. to get on well
C. be good at
D. do well in
行政命令(令)的使用权限和特点。