Answer:
Well think about a birthday present you've received in the past. once you think of a present that you remember really enjoying ( or still enjoy) just start talking about why it was your favorite and why you chose this gift as the one that was your favorite. You could start by saying something like "... was my favorite gift because I used it a lot and it gave me something to do in my free time. The reason "..." was my favorite gift is because ...
It's easier once you've got a gift to write about.
Explanation:
