A:该新数列不是等差数列
B:是公差为d的等差数列
C:是公差为2d的等差数列
D:是公差为4d的等差数列
L1标有“6V 3W”,L2没有标记,但测得它的电阻为4Ω,把它们串联后接在某一电路中时,灯L1、L2均能正常发光,这个电路两端的电压和L2的额定电功率分别是( )
—Would you mind picking up the last cigarette on the playground?
—_______. I'll do it right away.
The man could do nothing but _________.