> 标签：利用Turtle绘制图形时，放下画笔的执行命令是________Aturtle.penUp()Bturtle.lift()Cturtle.penDown()Dturtle.pendown()

标签：利用Turtle绘制图形时，放下画笔的执行命令是________Aturtle.penUp()Bturtle.lift()Cturtle.penDown()Dturtle.pendown()