<span>As it turns out, Mrs. Winterbottom leaves to reconnect with a son she gave up for adoption before she married Mr. Winterbottom. She never told anyone about this son for fear of not seeming "respectable." She is very worried about being "respectable," perhaps because Mr. Winterbottom cares so much about being respectable, too.</span>
In the book Bud, Not Buddy by Christopher Paul Curtis, there are four main themes. They are the importance of family, hope and perseverance, and the effects of racism.
I believe its believe its Revision! Good luck!
Past perfect because of the combination of the auxiliary "had" and the past tense of the verb "fall", "fallen".