A:0
B:﹣1
C:1008
D:﹣1008
一平底玻璃杯放在水平桌面上,内装150 g的水,杯子与桌面的接触面积是10 cm2,如图所示。求:(g取10 N/kg)
- Could you tell me _______?
- My cousin. He works as a policeman in the police station.
14+4=____
24+4=____
34+4=____