diff --git a/my_music.py b/my_music.py
index 1b2eac9..090e6b6 100644
--- a/my_music.py
+++ b/my_music.py
@@ -13,8 +13,8 @@ next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 
 # 载入音乐
-pygame.mixer.music.load('歌曲1.wav')  # 载入音乐      
-
+f = ['歌曲1.wav','歌曲2.wav','歌曲3.wav','歌曲4.ogg']
+n = -1
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
@@ -52,8 +52,18 @@ while True:
                         pygame.mixer.music.pause()
 
     if pygame.mixer.music.get_busy() == False:
+        n+=1
+        if n > len(f)-1:
+            n=0
+        pygame.mixer.music.load(f[n])
         pygame.mixer.music.play()
 
+
+
+
+
+
+
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(play_button, (270, 330))   # 暂停按钮