22

import turtle import time turtle.bgpic("舞台.gif") pen = turtle.Pen()    pen.penup() pen.goto(400,-200) for i in range(3):   turtle.addshape("编程猫朝左"+str(i)+".gif")   turtle.addshape("雷电猴朝右"+str(i)+".gif") pen.shape("编程猫朝左2.gif") while True:   for j in range(80):     pen.shape("编程猫朝左"+str(j%3)+".gif")     pen.backward(10)          time.sleep(0.1)   for k in range(80):     pen.shape("雷电猴朝右"+str(k%3)+".gif")     pen.forward(10)          time.sleep(0.1)