Rewrite the sentences in the passive.
1 They have asked older people to stay in because of the smog.
2 Volunteers check on the turtle eggs every day.
3 Solar power will produce 50% of the country's electricity.
4 We can use this new method to clean water.
5 Infected birds are spreading the disease.
6 The charity was asking us to volunteer.
7 Visitors must not feed the birds.
8 They emptied the flooded houses with pumps.
1. Early computers were so large that they occupied entire rooms.
2. At the moment the team of software engineers are creating another application for laptops.
3. Last week some embedded computers were installed in employees' cars.
4. A PC is a computer that is intended for personal use.
5. In a few weeks' time the students will test their own software artifacts.
6. Software Engineering Department focuses on computer software.
7. Recently the students have evaluated the correctness of each other's software.
8. Most modern computers come with pre-installed device drivers.
9. Information about a computer's operating system is stored in the firmware.
10. During the yesterday lesson the students discussed the results of the developed software.
11. The software engineers predict that unauthorized users will attempt to access the network again.
12. Lines of code are written in a programming language.
13. Programming software allows programmers to develop new programs.
14. Text documents are produced with word processing software.
15. The engineers will develop the accounting software before they update the word processing.
(1)
There isn't a café on the right. There's a café on the left.There aren't three tables outside the café. There are two tables outside the café.There isn't a cat. There's a dog.There aren't two women in the big car. There's one woman in the big car.There isn't a train with lots of people on it. There's a bus with lots of people on it.There isn't a cinema on the left. There's a cinema on the right.There aren't two bicycles outside the café. There aren't any bicycles outside the café.(2)
Is there a street? — Yes, there is.Are there any bicycles? — No, there aren't.Is there a bus? — Yes, there is.Are there cars? — Yes, there are.Is there a café? — Yes, there is.Are there shops? — No, there aren't.Is there a restaurant? — No, there isn't.Are there people? — Yes, there are.Are there children? — No, there aren't.Is there a dog? — Yes, there is.