diff --git a/scoreboard.py b/scoreboard.py
index 172a602..c3de8a2 100644
--- a/scoreboard.py
+++ b/scoreboard.py
@@ -26,3 +26,15 @@ class Scoreboard:
         score_str = str(self.stats.score)
         self.score_image = self.font.render(score_str, True,
                 self.text_color, self.settings.bg_color)
+                
+                # 在屏幕右上角显示得分
+        self.score_rect = self.score_image.get_rect()
+        self.score_rect.right = self.screen_rect.right - 20
+        self.score_rect.top = 20
+
+    def show_score(self):
+        """在屏幕上显示得分、等级和余下的飞船数"""
+        self.screen.blit(self.score_image, self.score_rect)
+        self.screen.blit(self.high_score_image, self.high_score_rect)
+        self.screen.blit(self.level_image, self.level_rect)
+        self.ships.draw(self.screen)