anchor.diff:  							  :congrats_text => {
   								:chinese => "对！",
   								:english => "Correct! " },
  -							  :activity_column_size => 11,
  +							  :activity_column_size => 8,
   							  :column_indent => 1
   							}) %>
   				<p>Who wears a blue coat every day at school?</p>
  
positive.code: 							  :congrats_text => {
  								:chinese => "对！",
  								:english => "Correct! " },
  							  :activity_column_size => 3,
  							  :column_indent => 1
  							}) %>
  				<p>What color are the leather shoes Xiaoming likes to wear?</p>
  
negative.code: 							  :congrats_text => {
  								:chinese => "对！",
  								:english => "Correct! " },
  							  :activity_column_size => 8,
  							  :column_indent => 1
  							}) %>
  				<p>Which of the following article of clothing is worn by the member of Dawei’s family who does not have a job?</p>
  