a) 1) gave
2) made of
3) my
4) reminds
5) bring
b) the first paragraph is about the childhood memories of the writer, the day his mom gave him a wooden pancil case for his first day of school.
In the second paragraph the pancil case is described. What it's made of, how does it looks like and what was inside of it.
The third paragraph is about the current use of the pencil case which now serves as a jewellery box. It's also mentioned that the object brings joy and good memories from childhood, when everything was easy.
