我要讲一节英语公开课，幼儿园中班的 单词water和milk 我想上课之前玩一下英语小游戏

课前小游戏：one hand, two handsOne hand, two hands, clap, clap, clapOne hand, two hands, shake, shake, shakeOne hand, two hands, roll, roll, rollRoll fast, roll slowly.