problems">'+
        '<p class="section-desc">Translate the following sentences.</p>'+
        '<div class="problem">'+
          'I don\'t understand how to use honorific language.<br>'+
          '{敬語の使い方がわかりません|けいごのつかいかたがわかりません|' + Genki.getAlts('{敬語}の{使}い{方}が{分}かりません', 'けいご|つか|かた|わ') + 'answer}。'+
        '</div>'+
        
        '<div class="problem">'+
          'Do you know how to make a flight res