Раскройте скобки, употребив нужную форму причастия (participle 1 или participle 2) 1. (to vary) input, the firm can vary output. 2. there was an increase in the quantity of gas (to produce) last year. 3. the work of a farmworker and a nurse are measured in terms of payment (to receive) 4. (to impose) some restrictions on food prices, governments make it possible for all the people to buy enough food. 5. firms (to produce) computers act as buyers in the markets for services of computer programmers.

1. I watch TV in the evenings.
2. Where is your brother? - He is in the sitting-room watching TV.
3. Yesterday I didn't watch TV because I was busy.
4. I have just watched this programme.
5. I was watching this film when my father came.
6. I had already watched this film when my father came.
7. I shall  have already seen the film by time when  my friend comes.
8. It will be an interesting TV programme tomorrow. I am going to watch it surely.
9. Tomorrow in the afternoon I'll be watching an interesting film on TV.
10. You have been watching TV for 4 hours.
11. I found out that I was watching TV for too long.
12. By your coming  I'll have been watching TV for an hour.

At present we cannot imagine our life without the Internet. The Internet is necessary for each person. It is an integral part of our life. All people use the Internet on different purposes: for dialogue, for searching the information, for work, for studying, for fun and entertainment. We search something with the help of the searching engine. I think that the most important problem of the Internet is the addiction of people to it. Some people surf the Internet for many days and forget about their relatives and real life.