wash washes washing washed 洗 do dose doing did 做 cook cooks cooking cooked 煮饭 swim swims swimming swimed 游泳 draw draws drawing drawed 画画 study studies studying studied 学习 run runs running ran 跑 buy buys buying bought 买 get gets geting got 得到 sit sits sitting sat 坐 sing sings singing sang 唱歌