diff --git a/1.py b/1.py
new file mode 100644
index 0000000..efc0a3b
--- /dev/null
+++ b/1.py
@@ -0,0 +1,9 @@
+print("\n--- 2. 条件语句 ---")
+score = 85
+
+if score >= 90:
+    print("成绩优秀！")
+elif score >= 60:
+    print("成绩合格。")
+else:
+    print("成绩不合格，需要加油！")
\ No newline at end of file