diff --git a/tile.py b/tile.py
new file mode 100644
index 0000000..6f69e3a
--- /dev/null
+++ b/tile.py
@@ -0,0 +1,20 @@
+import pygame 
+from settings import *
+
+class Tile(pygame.sprite.Sprite):
+	def __init__(self,pos,groups,sprite_type,surface = pygame.Surface((TILESIZE,TILESIZE))):
+		# 调用父类（pygame.sprite.Sprite）的构造函数
+		super().__init__(groups)
+		# 设置瓷砖类型（如 'player'、'object'、'grass' 等）
+		self.sprite_type = sprite_type
+		# 获取瓷砖类型对应的 Y 偏移量
+		y_offset = HITBOX_OFFSET[sprite_type]
+		# 设置瓷砖的表面（Surface），默认为 TILESIZE x TILESIZE 的空表面
+		self.image = surface
+		# 根据瓷砖类型设置矩形位置和碰撞框
+		if sprite_type == 'object':
+			self.rect = self.image.get_rect(topleft = (pos[0],pos[1] - TILESIZE))
+		else:
+			self.rect = self.image.get_rect(topleft = pos)
+		# 根据 Y 偏移量设置碰撞框大小
+		self.hitbox = self.rect.inflate(0,y_offset)
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