diff --git a/app/views/exercise/_new_question.html.erb b/app/views/exercise/_new_question.html.erb
index 307d6728f..a99ba15b1 100644
--- a/app/views/exercise/_new_question.html.erb
+++ b/app/views/exercise/_new_question.html.erb
@@ -1,7 +1,7 @@
-<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_MC();"><i class="fa fa-plus-circle color-light-green mr5"></i>单选题</a>
-<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_MCQ();"><i class="fa fa-plus-circle color-light-green mr5"></i>多选题</a>
-<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_single();"><i class="fa fa-plus-circle color-light-green mr5"></i>填空题</a>
-<a href="javascript:void(0);" class="fl add_item_part" onclick="add_multi();"><i class="fa fa-plus-circle color-light-green mr5"></i>简答题</a>
+<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_MC();">+&nbsp;单选题</a>
+<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_MCQ();">+&nbsp;多选题</a>
+<a href="javascript:void(0);" class="fl mr20 add_item_part" onclick="add_single();">+&nbsp;填空题</a>
+<a href="javascript:void(0);" class="fl add_item_part" onclick="add_multi();">+&nbsp;简答题</a>
 
 <script type="text/javascript">
     function add_MC(){
diff --git a/app/views/exercise/update_question_num.js.erb b/app/views/exercise/update_question_num.js.erb
index d1284e659..6f5f7bb5f 100644
--- a/app/views/exercise/update_question_num.js.erb
+++ b/app/views/exercise/update_question_num.js.erb
@@ -29,4 +29,6 @@
     $("#show_poll_questions_<%= @exercise_question.id %>").html("<%= escape_javascript(render :partial => 'show_single', :locals => {:exercise_question => @exercise_question}) %>");
 <% elsif @exercise_question.question_type == 4%>
     $("#show_poll_questions_<%= @exercise_question.id %>").html("<%= escape_javascript(render :partial => 'show_multi', :locals => {:exercise_question => @exercise_question}) %>");
-<% end%>
\ No newline at end of file
+<% end%>
+$(".data-tip-down").html("");
+$(".data-tip-down").hide();
\ No newline at end of file
diff --git a/public/stylesheets/css/edu-admin.css b/public/stylesheets/css/edu-admin.css
index 7936338e2..f154468c5 100644
--- a/public/stylesheets/css/edu-admin.css
+++ b/public/stylesheets/css/edu-admin.css
@@ -9,7 +9,6 @@ a:hover.link-name-dark{ color:#5faee3;}
 .mb50{ margin-bottom: 50px;}
 .mr50{ margin-right: 50px;}
 .ml35{ margin-left:35px;}
-input,textarea,select{ border:1px solid #eee; background: #fff; color:#666;}
 .edu-name-dark{  max-width:100px; display: block; }
 .edu-info-dark{  max-width:345px; display: block; }
 .edu-color-grey{ color:#666;}
diff --git a/public/stylesheets/css/edu-class.css b/public/stylesheets/css/edu-class.css
index 63db4eddf..d625c64f9 100644
--- a/public/stylesheets/css/edu-class.css
+++ b/public/stylesheets/css/edu-class.css
@@ -10,7 +10,6 @@ a:hover.link-name-dark{ color:#5faee3;}
 .mb50{ margin-bottom: 50px;}
 .mr50{ margin-right: 50px;}
 .ml35{ margin-left:35px;}
-input,textarea,select{ border:1px solid #eee; background: #fff; color:#666;}
 .edu-name-dark{  max-width:150px; display: block; }/*添加学生时，列表里面显示姓名的部分宽度过小,由100px改为150px*/
 .edu-info-dark{  max-width:345px; display: block; }
 .edu-color-grey{ color:#666;}
diff --git a/public/stylesheets/css/edu-common.css b/public/stylesheets/css/edu-common.css
index 30b12ad56..eea10167f 100644
--- a/public/stylesheets/css/edu-common.css
+++ b/public/stylesheets/css/edu-common.css
@@ -13,7 +13,7 @@ table,tr,td{border:0;}
 ol,ul,li{ list-style-type:none}
 a:link,a:visited{text-decoration:none;color:#898989; }
 a:hover {color:#FF7500;}
-input,textarea,select{ background: #fff; border:1px solid #eee; color:#666;}
+input,textarea,select{ background: #fff; border:1px solid #eee;}
 textarea{resize: none;}
 /*侧滚动条*/
 ::-webkit-scrollbar  {   width:10px;    height:10px;   background-color: #F5F5F5;  }
diff --git a/public/stylesheets/css/taskstyle.css b/public/stylesheets/css/taskstyle.css
index 01f65ab95..51d6515dc 100644
--- a/public/stylesheets/css/taskstyle.css
+++ b/public/stylesheets/css/taskstyle.css
@@ -438,7 +438,8 @@ html>body #ajax-indicator-base { position: fixed; }
 .question_item_con{font-weight: normal!important;border:1px solid #EEEEEE!important;color: #333!important;background: #FFFFff!important;position: relative}
 .exam_operator{cursor: pointer;position: absolute;right: 15px;top: 11px;}
 .question_item_con .write_answer{border-top:1px solid #EEEEEE;background:#EFF9FD;padding: 10px 15px;text-align:justify;}
-.add_item_part{width: auto;padding: 2px 20px;border: 1px solid #CCCCCC;border-radius: 3px;margin-left: 15px;cursor: pointer;}
+.add_item_part{width: auto;padding: 2px 20px;border: 1px solid #ff7500;border-radius: 3px;margin-left: 15px;cursor: pointer;color: #ff7500!important;}
+.add_item_part:hover{color:#fff!important;background-color: #ff7500}
 
 
 /*更新提示*/