I was late this morning because my car didn't work _______ to work.
A:in the way
B:to the way
C:on the way
D:by the way
①将铁钉放入硫酸铜溶液中;
②向硫酸亚铁溶液中滴入几滴双氧水;
③将铜丝放入氯化铁溶液中.
小郭投篮动作优美,其在运动中起支点和动力作用的分别是( )