— ________?
— He wants to join the swimming club.
A:What can he do
B:Where can he swim
C:What does he like
D:What club does he want to join
下列器官系统与排泄无关的是( )
如图是“探究串联电路电流特点”的实验电路图:
两根铁丝分别长65米和91米,用一根绳子分别测量它们,都恰好量完无剩余,这根绳子最多有多长?