sentence: They were moving the dresser and it went towards Cynthia and away from Mary . This meant that 
complete: Mary was pushing.

sentence: Eric's Facebook account has more friends than the one Ian has due to 
complete: Eric being a friendlier person.

sentence: When Mary lost her first tooth, Carrie was very excited. 
complete:
Carrie told her that the tooth fairy would come if she left it under her pillow.