/**
  * Constructs a Fill-blanks question object
  *
  * @param CqUserAnswerInterface $userAnswer
  *   The CqUserAnswerInterface to use for storing the student's answer.
  * @param object $node
  *   Drupal node object that this question belongs to.
  */
 public function __construct(CqUserAnswerInterface &$userAnswer, &$node)
 {
     parent::__construct();
     $this->userAnswer =& $userAnswer;
     $this->node =& $node;
     $this->formElementName = 'xq_fillblanks_question' . $this->node->nid . '_';
     parent::registerTag('inlinechoice');
 }