diff --git a/让外星人群里移动2 b/让外星人群里移动2
deleted file mode 100644
index eaef55d..0000000
--- a/让外星人群里移动2
+++ /dev/null
@@ -1,40 +0,0 @@
-import random
-
-class spaceInvader(pygame.sprite.Sprite):
-
-def __init__(self):
-
-self.image = pygame.image.load("spaceInvader.png")
-
-self.x = 200
-
-self.y = 390
-
-self.shots = []
-
-def handle_keys(self):
-
-key = pygame.key.get_pressed()
-
-dist = 5
-
-if key[pygame.K_RIGHT]:
-
-self.x+=dist
-
-elif key[pygame.K_LEFT]:
-
-self.x-=dist
-
-def draw(self, surface):
-
-surface.blit(self.image,(self.x,self.y))
-
-for s in self.shots:
-
-s.draw(screen)
-
-class Alien(pygame.sprite.Sprite):
-
-def __init__(self,x,y,direction,alienType):
-