我将去公园画画英语怎么说

你可以说 "I am going to the park to do some painting." 或者 "I am going to the park to paint." 这种用法来源于英语中将动词 "to paint" 与介词 "in" 或 "at" 连用来表示在某地进行某项活动，例如 "I am going to the park to play basketball" 或者 "I am going to the park to read a book."