My mom gave me this computer as my (sixteen) birthday present.
Thomas Edison, one of the greatest (invent) in the world, created over 1,000 things.
If you don't know the name of the plant, please write" " (know) in your notebook.
How happy I am to celebrate my (fifteen) birthday tomorrow!
We should behave (polite) in public.
You are lucky, Linda. You didn't hurt (you).