Across
- 3. a hard hat that protects your head
- 5. set of letters OF a language
- 6. where the play takes place
- 7. glasses that protect the eyes
- 9. made by human beings and not by nature
- 11. to bring up to date
Down
- 1. the people who perform in a show
- 2. able to write or speak easily and smoothly
- 4. electrical activity emitted by the brain
- 6. a sound or an action that sends a message
- 7. a small, useful machine or device
- 8. able to speak two languages
- 10. from another country