Most likely because it appeals to the credibility of the author.
Answer:
1. Those are our books.
2. This is what Seema gave me on my birthday
3. Those are your pens,
4.Is this how you should behave?
5. I don't trust a word you say, they
are mere excuses.
6, Both the houses are good but that one is better than this.
7. That is what the final picture will look like.
8. That place is far off from here.
The problems you see: is where is says “won’t eat nothing accept” when it should be “won’t eat anything accept”
ALSO it should be spelled leaves, not leafs.