- 
  
  Ensure subject-verb and pronoun-antecedent agreement.
 - 
  
  Common Core Language Progressive Skills, by Grade
 - 
  
  
 - 
  
  Produce complete sentences, recognizing and correcting inappropriate fragments and run-ons, 4th
 - 
  
  Recognize and correct inappropriate shifts in verb tense.
 - 
  
  Recognize and correct inappropriate shifts in pronoun number and person.
 - 
  
  Choose language that expresses ideas precisely and concisely, recognizing and eliminating wordiness and
redundancy. - 
  
  Recognize and correct inappropriate shifts in verb voice and mood.