playwith的用法如下：play with后面就是要賓格，因為with是介詞，play with可以表示和誰一起玩，也可以表示玩某樣東西。play with：和xx一起玩。play with：和某某一起踢（什么）；彈（樂器）；下棋（play chess with ）。playwith的搭配如下：He is playing football。他在踢足球。The cat is playing with the football。那只貓在玩足球。Children like to play with water。小孩愛弄水。I decided to play with him with only one toy for as long as it would keep his interest。在他能保持興趣的情況下，我決定只和他玩一個玩具。I hope you will play with her。我希望你能和她一起玩等。