Unit 9 Science, 9B Grammar, The passive (present simple and past simple), page 97
Exercise 1
1 are sold
2 isn’t played
3 Are … used
4 are committed
5 aren’t grown
6 Are … made
Exercise 2
2 Penicillin was discovered by Alexander Fleming.
3 The match wasn’t won by Rafa Nadal.
4 That car was made by robots.
5 Were the Hunger Games books written by Suzanne Collins?
6 The Hobbit films were directed by Peter Jackson.
Exercise 3
1 Phones are sometimes used as satnavs.
2 Was Make you feel my love first sung by Bob Dylan?
3 The wheel was probably invented about 5,000 years ago.
4 The suspect was quickly arrested.
5 Was the missing jewellery ever found?
Exercise 4
1 was invented
2 wasn’t powered
3 was built
4 was called
5 was used
6 weren’t sold
7 were developed
8 was added
9 wasn’t added
10 were sold