学校组织大家去湖州升华音乐厅观看京剧《宝莲灯》,全校403人,租9辆车够吗?(每辆车准乘45人)
403÷45=8(辆)…43(人),
即需要8+1=9(辆);
答:租9辆车够.
Before liberation , child laborers were made _______over 14 hours per day.
[ ]
A. to work
B. working
C. work
种植屋面泛水的防水层高度应高出溢水口:()
A、100mm
B、150mm
C、200mm
D、250mm