Answer:
It does not show how the Dust Bowl changed people’s lives.
I’m going to try to give this to you via comment section because it includes too many words.
(Now, this is something I pulled off the web. You could turn this in, but I don’t recommend that. Just read over this instead of the actual book if you don’t have enough time, and rewrite some of it in your own words, or rewrite it all yourself based on this.)
These answers are correct!
Looking at the subject will help clarify the right verb.
7. "bark" is singular, therefore "has" is correct because it is singular
8. "cats and monkeys" is plural, therefore "have" is correct because it is plural
9. "summer camps" is plural, therefore "are" is correct because it is plural
