diff --git a/diy1.py b/diy1.py
index 2a9b38e..153499e 100644
--- a/diy1.py
+++ b/diy1.py
@@ -1,12 +1,19 @@
 students = ["悟空", "小贝", "八戒", "波奇"]
 
 # 八戒因为要回老家，转学了，请将八戒从班级列表名单中删除
-?
+students.pop(2)
+#students.pop(-2)
+#students.remove("八戒")
 
 # 班上来了一个新同学，名叫"诺依"，请将"诺依"加入到班级名单里面
-?
+#students.append("诺依")
+students.insert(0, "诺依")
 
 # 班上准备开始辩论赛，分为红（red）、蓝(blue)组，
 # 请用切片将班级列表的前2名加入到红组，后2名加入到蓝组
-red = ?
-blue = ?
+red = students[0:2]
+#blue = students[-2:len(students)]
+blue = students[2:4]
+
+print(red)
+print(blue)