Across
- 6. / n. things or substances.
- 7. / the natural world in which people, animals and plants
Down
- 1. / adj. that can be used.
- 2. / v. to throw away.
- 3. / adj. not wanted.
- 4. / v. to change sth into a different form.
- 5. / v. to add something to make it beautiful.