1) you might read about losing a favorite doll along the way
2) what the narrator was thinking and feeling during important events in the story
3) It can help you understand the characters better.
4) a more objective and reliable understanding of events
5) introductory words
6) that they're about to hear an example of the idea in the previous sentence
7) that it's a sentence that will show them a difference
8) a comma
9) For example, they may try to explain why they chose to be pirates.