yes that is how they keep them in good condition. they also scrape their hooves on rocks to help.
You can sharpen a pencil, by using a blade, or your own teeth! You can use a blade, and scrape the wood, so that the lead comes out. You can also scrape it off with your teeth.
Because you grind your teeth.
4
Scraping the wax leaves "teeth" in the wax. You want the teeth to point backwards so the ski slides easily forward. If you scrape it from tail to tip, the teeth point forward.
It is 4!
With a fork.
Use of teeth in a sentence.These are your teeth. pluralThis is your tooth. Singular
a fork
milk teeth
Milk teeth
A fork or spoon.