diff --git a/index.php b/index.php
index dfff9ef..48f749b 100644
--- a/index.php
+++ b/index.php
@@ -120,19 +120,26 @@
             // }
             shuffle($randomArray);
             for($i = 1;$i <= $p;$i++){
+              $flag = 0;
               $random = $randomArray[$i];
               $result = mysqli_query($con,"SELECT * FROM Persons WHERE num='$random'");
               while($row = mysqli_fetch_array($result)){
               //html
+                $flag = 1;
                 echo "<div class=\"spbq\" name=\"div_e\"><div class=\"biankuang biankuang_1\"></div><div class=\"biankuang biankuang_2\"></div><div class=\"biankuang biankuang_3\"></div><div class=\"biankuang biankuang_4\"></div>";
                 echo "<h6 id=\"question_".$i."\">". $i. ".". $row['q'] ."</h6>\n<p>";
                 echo "<input class=\"with-gap\" type=\"radio\" name=\"answer_". $i. "\" value=\"1\" id=\"test". $i. "1\" onclick=\"addOne(this)\"/>\n<label for=\"test". $i. "1\">". $row['A'] ."</label>\n";
                 echo "<input class=\"with-gap\" type=\"radio\" name=\"answer_". $i. "\" value=\"2\" id=\"test". $i. "2\" onclick=\"addOne(this)\"/>\n<label for=\"test". $i. "2\">". $row['B'] ."</label>\n";
                 echo "<input class=\"with-gap\" type=\"radio\" name=\"answer_". $i. "\" value=\"3\" id=\"test". $i. "3\" onclick=\"addOne(this)\"/>\n<label for=\"test". $i. "3\">". $row['C'] ."</label>\n";
-                echo "<input class=\"with-gap\" type=\"radio\" name=\"answer_". $i. "\" value=\"4\" id=\"test". $i. "4\" onclick=\"addOne(this)\"/>\n<label for=\"test". $i. "4\">". $row['D'] ."</label>\n";
+                if($row['D']){
+                  echo "<input class=\"with-gap\" type=\"radio\" name=\"answer_". $i. "\" value=\"4\" id=\"test". $i. "4\" onclick=\"addOne(this)\"/>\n<label for=\"test". $i. "4\">". $row['D'] ."</label>\n";
+                }
                 echo "</p></div>\n";
                 echo "<div class=\"input-field col s12\" style=\"height:1px;overflow:hidden\"><input value=\"".$random."\" type=\"text\" class=\"validate\" style=\"color:#fff\" name=\"question_".$i."\"></div>\n";
               }
+              if($flag == 0){
+                $i--;
+              }
             }
 
             // echo "<!-- </div><div class=\"section\"> --><h5>&nbsp;&nbsp;二、判断题</h5>";
diff --git a/js/questionnaire.js b/js/questionnaire.js
index 96aa6ae..4104064 100644
--- a/js/questionnaire.js
+++ b/js/questionnaire.js
@@ -241,6 +241,11 @@ $(document).ready(function() {
     function showResponse(responseText) {
         clearT[0] = 0;
         alert(responseText);
+
+
+
+
+        
         window.location.href = "https://wall.kaionji.com/wj/anser.php";
 
     }