Transform the sentences into passive.
1. people use computers in a great variety of fields.
2. computers perform different operations.
3. students use computers to access the internet.
4. workstations in the race buses provide the timing system to tv stations.
5. scientists invented computers last century.
6. managers will use computers for administrative purposes.
7. this professor teaches two foreign languages.
8. the teacher asked the students many questions.
9. airplane pilots use computers to help them control the plane.
10. we shall meet the delegation of foreign scientists next week.
2 The windows will be washed at the end of the month.
3 The delegation will be met tomorrow.
4 They will be told about our arrival.
5 The film will be watched.
6 The kittens will be given some milk.
7 These pictures will be bought for the city museum.
8 These pupils will be asked at the next lesson.
9 The stadium must be built this year.
10 The work can be done in 3 days.
11 The animals need to be protected.
12 These new songs must be performed/sung at the concert.
13 This battle can be won.
14 The plants have to be watered.
15 The ill boy should be visited.
16 The old newspapers have to be burnt.