How are these verbs expressed in the passive?
- Martin Cooper made the first mobile phone call in 1973.
- The first mobile phone call was made in 1973 by Martin
Cooper.
- Almost six billion people worldwide own mobile phones.
- Mobile phones are owned by almost six billion people
worldwide.
- Shops in the UK sell 30 million phones every year.
- 30 million phones are sold in the UK every year.
- They have sold camera phones since 2002.
- Camera phones have been sold since 2002.
- Engineers have added a lot of amazing features.
- A lot of amazing features have been added.
- They decorate the Goldstriker phone with over 550 diamonds.
- The Goldstriker phone is decorated with over 550 diamonds.
- We throw away 100 million mobile phones every year.
- 100 million mobile phones are thrown away every year.
- Some people believe that mobile phones will eventually replace all landline
phones.
- Some people believe that eventually all landline telephones will be
replaced by mobile phones.
Všechny passive verb forms jsou v pořádku.