diff --git a/备课组/26届/lessons.json b/备课组/26届/lessons.json
index 67c66f85..d8f046c7 100644
--- a/备课组/26届/lessons.json
+++ b/备课组/26届/lessons.json
@@ -1375,23 +1375,22 @@
         ],
         "examples_basic": [
             "011932",
-            "011933",
-            "009510"
+            "019999"
         ],
         "examples_adv": [
             "011934"
         ],
         "work_inclass": [
+            "020516",
             "011935",
-            "009511",
-            "020516"
+            "009511"
         ],
         "homework": [
             "020510",
             "020515",
             "011937",
             "010170",
-            "020501",
+            "020000",
             "020507",
             "020613"
         ],