diff --git a/Pass-03/index.php b/Pass-03/index.php
index 73e78fb..34b9e83 100644
--- a/Pass-03/index.php
+++ b/Pass-03/index.php
@@ -35,7 +35,7 @@
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>脚本文件</code>到服务器，并能成功执行。</p>
+            <p>上传一个<code>webshell</code>到服务器。</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-04/index.php b/Pass-04/index.php
index 90c8940..713ad17 100644
--- a/Pass-04/index.php
+++ b/Pass-04/index.php
@@ -36,7 +36,7 @@
     <ol>
         <li>
             <h3>任务</h3>
-            <p>拿到一个<code>shell</code>。</p>
+            <p>上传一个<code>webshell</code>到服务器。</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-13/index.php b/Pass-13/index.php
index 66dd5f3..8e88ac4 100644
--- a/Pass-13/index.php
+++ b/Pass-13/index.php
@@ -51,7 +51,10 @@ function getReailFileType($filename){
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>图片马</code>到服务器。</p>
+            <p>上传<code>图片马</code>到服务器。</p>
+            <p>注意：</p>
+            <p>1.保证上传后的图片马中仍然包含完整的<code>一句话</code>或<code>webshell</code>代码。</p>
+            <p>2.图片马要<code>.jpg</code>,<code>.png</code>,<code>.gif</code>三种后缀都上传成功才算过关！</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-14/index.php b/Pass-14/index.php
index 3112a92..18aaa02 100644
--- a/Pass-14/index.php
+++ b/Pass-14/index.php
@@ -42,7 +42,10 @@ function isImage($filename){
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>图片马</code>到服务器。</p>
+            <p>上传<code>图片马</code>到服务器。</p>
+            <p>注意：</p>
+            <p>1.保证上传后的图片马中仍然包含完整的<code>一句话</code>或<code>webshell</code>代码。</p>
+            <p>2.图片马要<code>.jpg</code>,<code>.png</code>,<code>.gif</code>三种后缀都上传成功才算过关！</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-15/index.php b/Pass-15/index.php
index 760b8c3..0e17759 100644
--- a/Pass-15/index.php
+++ b/Pass-15/index.php
@@ -46,7 +46,10 @@ function isImage($filename){
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>图片马</code>到服务器。</p>
+            <p>上传<code>图片马</code>到服务器。</p>
+            <p>注意：</p>
+            <p>1.保证上传后的图片马中仍然包含完整的<code>一句话</code>或<code>webshell</code>代码。</p>
+            <p>2.图片马要<code>.jpg</code>,<code>.png</code>,<code>.gif</code>三种后缀都上传成功才算过关！</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-16/index.php b/Pass-16/index.php
index 44c1308..bd6c875 100644
--- a/Pass-16/index.php
+++ b/Pass-16/index.php
@@ -101,7 +101,10 @@
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>图片马</code>到服务器。</p>
+            <p>上传<code>图片马</code>到服务器。</p>
+            <p>注意：</p>
+            <p>1.保证上传后的图片马中仍然包含完整的<code>一句话</code>或<code>webshell</code>代码。</p>
+            <p>2.图片马要<code>.jpg</code>,<code>.png</code>,<code>.gif</code>三种后缀都上传成功才算过关！</p>
         </li>
         <li>
             <h3>上传区</h3>
diff --git a/Pass-18/index.php b/Pass-18/index.php
index e9bc0bd..282bd61 100644
--- a/Pass-18/index.php
+++ b/Pass-18/index.php
@@ -49,7 +49,7 @@
     <ol>
         <li>
             <h3>任务</h3>
-            <p>上传一个<code>图片马</code>到服务器。</p>
+            <p>上传一个<code>webshell</code>到服务器。</p>
         </li>
         <li>
             <h3>上传区</h3>