1. You must write the letter of application by hand
- must Vnt
2. English is spoken by many people in the world
- S am/are/is VPII by O
3. He can be understood by most people when he speaks English
- S can be VPII by O
4. I was sent a letter by my friend yesterday
- S was/were VPII by O
5. This box hasn't been opened for a long time
- S have/has not been VPII for...
6. This machine hasn't been used for years
- S have/has not been VPII for...
7. Many dangerous diseases can be cured by penicilin
- S can be VPII by O
8. English and French are spoken in Canada
- S am/are/is VPII by O