III. Find the predicate and define its tense form.

a). 1. The research into the properties of these metals is done at one of Moscow institutes. 2. Such crystals are grown in special laboratories. 3. In the first year we are taught many important subjects. We are also given to do laboratory work.

b). 1. The delegates were shown new types of machinery which are produced at the plant at present. 2. All the machines were looked at with great interest. 3. At this chemical plant the huge automatic unit was looked after by only a few men.

c). In the future machine-tools will be made faster, more complex, and automatic. 2. Is this true that this problem will be worked at in our laboratory? 3. His scientific paper will be spoken about at the end of the discussion.

d). Machine parts can be produced by today’s machine-tools with very high precision. 2. Tools that cut metals should be made of very hard steel and alloys. 3. All the data had to be analysed by the experimentor himself.

IV. Rewrite the sentences in the passive.

1. Her mother drives her to school every day.

2. The boys walk the dog every day.

3. Do they sell clothes in this shop?

4. Someone is cleaning the windows.

5. People spend a lot of money on food.

6. They will open the new sports centre soon.

7. They sent for the doctor.

8. They may not repair the car this week.

9. They made him confess to the robbery.

10. The jury will have reached a verdict by the morning.

V. Underline the correct answer.

A large amount of valuable jewellery (has stolen / has been stolen) from Forest Manor. A man (arrested / was arrested) yesterday and (is questioned / is being questioned) by the police at the moment. He (thought / is thought) to (have committed / have been committed) the crime, although so far no proof (has found / has been found). The robbery (believed / is believed) to (have carried out / have been carried out) by two men, but so far no clue (has discovered / has been discovered) as to the second man’s identity. The police say that he may (have left / have been left) the country.

VI. Rewrite the sentences using “have something done”.

1. His teeth are checked twice a year.

2. Her skirt is being cleaned at the moment.

3. Central heating is going to be installed in our house next month.

4. My car is being repaired at the moment.

5. The windows will be cleaned.

6. The clock has to be fixed.

VII. Complete each sentence with two to five words, including the word in bold.

1. It is known that the explosion caused major damage to the buildings.

have ___________________________________________

2. The Lumiere brothers invented the first film-making equipment.

was ____________________________________________

3. Bob doesn’t like people asking him questions about his job.

being ___________________________________________

4. They hired a famous architect to design their house.

had ____________________________________________

5. They will punish you if you go on causing trouble.

get _____________________________________________