diff --git a/htdocs/api/v2/index.php b/htdocs/api/v2/index.php
index 96da6c9..bea0211 100644
--- a/htdocs/api/v2/index.php
+++ b/htdocs/api/v2/index.php
@@ -454,6 +454,8 @@ $app->group('/tokens', 'APIrequest', function () use ($app, $app_template) {
                                     ? $_POST['learnStyle_mode'] : null;
             $learnStyle_force = isset($_POST['learnStyle_force'])
                                     ? $_POST['learnStyle_force'] : null;
+            $enable_virtual   = isset($_POST['enable_virtual'])
+                                    ? $_POST['enable_virtual'] : null;
             $materialMode     = isset($_POST['material_mode'])
                                     ? $_POST['material_mode'] : null;
         }
@@ -491,7 +493,7 @@ $app->group('/tokens', 'APIrequest', function () use ($app, $app_template) {
             $studyId  = $studyMgr->startActivity($user_id, $themeId,
                                                  $learnTime, $timeForce,
                                                  $learnStyle, $learnStyle_force,
-                                                 $materialMode);
+                                                 $enable_virtual, $materialMode);
 
             // 取得開始後的學習活動資訊
             $sact = new Study\StudyActivity($studyId);
@@ -515,6 +517,7 @@ $app->group('/tokens', 'APIrequest', function () use ($app, $app_template) {
                     'time_force'       => $sact->isForceLearnTime(),
                     'learnStyle_mode'  => $sact->getLearnStyle(),
                     'learnStyle_force' => $sact->isForceLearnStyle(),
+                    'enable_virtual'   => $sact->isEnableVirtual(),
                     'material_mode'    => $sact->getMaterialStyle(),
                     'target_total'     => $sact->getPointTotal(),
                     'learned_total'    => $sact->getLearnedPointTotal()
@@ -577,6 +580,7 @@ $app->group('/tokens', 'APIrequest', function () use ($app, $app_template) {
                         'time_force'       => $sact->isForceLearnTime(),
                         'learnStyle_mode'  => $sact->getLearnStyle(),
                         'learnStyle_force' => $sact->isForceLearnStyle(),
+                        'enable_virtual'   => $sact->isEnableVirtual(),
                         'material_mode'    => $sact->getMaterialStyle(),
                         'target_total'     => $sact->getPointTotal(),
                         'learned_total'    => $sact->getLearnedPointTotal()
@@ -643,6 +647,7 @@ $app->group('/tokens', 'APIrequest', function () use ($app, $app_template) {
                         'end_time'         => $sact->getEndTime(),
                         'learnStyle_mode'  => $sact->getLearnStyle(),
                         'learnStyle_force' => $sact->isForceLearnStyle(),
+                        'enable_virtual'   => $sact->isEnableVirtual(),
                         'material_mode'    => $sact->getMaterialStyle(),
                         'target_total'     => $sact->getPointTotal(),
                         'learned_total'    => $sact->getLearnedPointTotal()
diff --git a/htdocs/lib/Database/MySQLDB.php b/htdocs/lib/Database/MySQLDB.php
index 1b1975f..77b3ec1 100644
--- a/htdocs/lib/Database/MySQLDB.php
+++ b/htdocs/lib/Database/MySQLDB.php
@@ -21,13 +21,13 @@ use \PDO;
  * @subpackage      Database
  */
 class MySQLDB extends PDO {
-    
+
     /**
      * 連結資料庫
      *
      * @param string $dbname 資料庫名稱
      * @param string $host 資料庫伺服器位址
-     * @param int $port 資料庫伺服器連接埠 
+     * @param int $port 資料庫伺服器連接埠
      * @param string $user 資料庫伺服器帳號
      * @param string $passwd 資料庫伺服器密碼
      * @author Yuan Chiu <me@yuaner.tw>
@@ -35,13 +35,12 @@ class MySQLDB extends PDO {
      */
     public function __construct($dbname, $host, $port, $user, $passwd){
         parent::__construct('mysql:dbname='.$dbname
-                            .';host:'.$host.';port='.$port
+                            .';host='.$host.';port='.$port
                             .';charset=utf8', DB_USER, DB_PASS);
 
         //配合PHP< 5.3.6 PDO沒有charset用的
         //參考: http://gdfan1114.wordpress.com/2013/06/24/php-5-3-6-%E7%89%88-pdo-%E9%85%8D%E5%90%88%E5%AD%98%E5%8F%96%E8%B3%87%E6%96%99%E5%BA%AB%E6%99%82%E7%9A%84%E4%B8%AD%E6%96%87%E5%95%8F%E9%A1%8C/
         $this->exec('set names utf8');
-        
     }
 
     // ========================================================================
@@ -52,7 +51,7 @@ class MySQLDB extends PDO {
      *
      * @access public
      * @return array 錯誤訊息
-     * 
+     *
      * @since 2.0.0
      * @author shuliu <https://github.com/shuliu>
      * @see https://github.com/shuliu/myPDO/blob/master/PDO.class.php