A:got through
B:went through
C:lived through
D:passed through
— _____ around the world is to learn about the world.
— Yes, it's a good way ____ the world.
汤姆说:“今年暑假,我要去世界上面积最大的内陆国旅游。”那么他要去的是( )
两盏灯L1、L2的额定电压分别为8V、6V,将两盏灯串联接入9V的电路中,L2能正常发光,则L1、L2两盏灯额定功率之比为(假设灯丝的电阻不随温度变化)( )
用下列词语造句。
①糊涂
②舒适
③滑稽
④照顾