461　play和play with

1　play 表示“玩，玩耍”，为不及物动词；play 表示“打（球），演奏，做游戏”时，为及物动词。

Some children are playing over there. 一些儿童在那边玩。

He likes to play football. 他喜欢踢足球。

Who is playing the piano? 谁在弹钢琴？

They are playing games. 他们在做游戏。

2　play with 意为“同……玩（耍），玩玩具”。

The cat is playing with a mouse. 那猫在玩一只老鼠。

The boy is playing with a toy. 那个男孩在玩玩具。

Don't play with fire. 不要玩火。