fix bug

app/templates/exercise_export/blank_exercise.html.erb

@@ -94,7 +94,7 @@
               <% elsif q.question_type == 2 %>
                 <div class="pbt5 clearfix">
                   <% q.exercise_choices.each do |s| %>
-                    <span class="mr15 clearfix">
+                    <span class="mr15">
                       <span class="choose-radio "></span>
                       <span class="mlr5 inline-block"><%= s.choice_text %></span>
                     </span>

app/templates/exercise_export/exercise_export.css

@@ -331,6 +331,11 @@ textarea{
 .mt-2{
     margin-top:-2px;
 }
+.ex-scores{
+    min-height: 100%;
+    height: auto !important;
+    position: relative;
+}
 
 
 

app/templates/exercise_export/exercise_user.html.erb

@@ -220,8 +220,8 @@
                     <% check_answer = "--" %>
                   <% end %>
                   <div class="pbt10 flex-nowrap clearfix">
-                    <div class="pull-left line-34 inline-block">答案（填空<%= index+1 %>）：</div>
+                    <span class="pull-left line-34">答案（填空<%= index+1 %>）：</span>
-                    <div class="null-answer pull-left"><%= to_markdown(check_answer,@request_url) %></div>
+                    <span class="null-answer pull-left"><%= to_markdown(check_answer,@request_url) %></span>
                   </div>
                 <% end %>
               <% elsif q_type == 4 %>