play with：和....一起玩。play with后面就是要宾格，因为with是介词，play with可以表示和谁一起玩，也可以表示玩某样东西。例句：He is playing football.他在踢足球。 扩展资料
Children like to play with water.
小孩爱弄水。
I decided to play with him with only one toy for as long as it would keep his interest ．
在他能保持兴趣的情况下，我决定只和他玩一个玩具。
I hope you will play with her.
我希望你能和她一起玩。
And we often see kids play with toy robots.
我们经常看到孩子们玩玩具机器人。
play a toy 为什么加with
英语中，表示玩什么通常不用play 直接加名词，而是play with加宾语，因此玩玩具是play with a toy。
