anchor.diff:  								<ol>
   									<li><a href="#3-L">Listening</a></li>
   									<li><a href="#le-completed-action">了 for Completed Action</a></li>
  +									<li><a href="#lack-past－action">Lack of Past Action</a></li>
   								</ol>
   							<li><a href="#ch-4-5">Chapter 4/5: Weather</a></li>
   								<ol>
  
positive.code: 							  :column_indent => 1
  							}) %>
  				<h3 id="ch-3">Chapter Three</h3>
  				<p>This chapter is a continuation of Chapter Two, so we're keeping the same topic of articles of clothing. For this chapter, we're going to have a listening and a grammar video.</p>
  				<h4 id="3-L">Chapter Three Listening Practice</h4>
  				<%= partial(:video, :locals => {:video_link => "mpDsf2bLln8"}) %>
  				<div class="row question-section">
  
negative.code: 				<%= partial(:rearrange_activity,
  							:locals => {
  							  :word_order => {"我的朋友" => 2, "昨天" => 4, "看" => 1, "书" => 3, "了" => 0, "。" => 5 },
  							  :congrats_text => {
  								:chinese => "对！",
  								:english => "Correct!" },
  							  :activity_column_size => 7
  							}) %>
  				<h4 id="lack-past-action">Chapter Three Grammar: Lack of Past Action</h4>
  				<%= partial(:video, :locals => {:video_link => "wWqKO8vUVjI"}) %>
  				<h5 id="lack-past-action-activity">Activity!</h5>
  				<p>Rearrange the words below to form two grammatically correct sentences (including proper punctuation placement).</p>
  				<%= partial(:rearrange_activity,
  							:locals => {
  							  :word_order => {"我" => 1, "昨天" => 2, "没有" => 4, "吃" => 3, "早饭" => 0, "。" => 5 },
  							  :congrats_text => {
  								:chinese => "对！",
  								:english => "Correct! Now proceed to the next sentence." },
  							  :activity_column_size => 7
  							}) %>
  				<%= partial(:rearrange_activity,
  							:locals => {
  							  :word_order => {"今天，" => 4, "我" => 2, "没有" => 1, "穿" => 0, "帽子" => 3, "。" => 5 },
  							  :congrats_text => {
  								:chinese => "对！",
  								:english => "Correct!" },
  