II. Раскройте скобки, употребляя глаголы в Present Perfect, Past Simple, Past Continuous или Past Perfect

1. Our grandmother (to cook) dinner from twelve till three yesterday. 2. Look! What beautiful flowers she (to buy)! 3. We (not to see) each other for ages. 4. When the children (to have) dinner, they (to go) for a walk. 5. My sister (to spend) a lot of money yesterday.6. She is so upset: she (to lose) the key. 7. By the 1^st of September all the children (to return) from the country. 8. Columbus (to discover) America 500 years ago. 9. I already (to read) five English books. 10. He (to discuss) the problem with a lot of people before he (to take) a decision. 11. She (to read) an English book the whole evening yesterday. 12. I never (to be) to Greece. 13. You ever (to be) to the Niagara Falls?

III. Раскройте скобки, употребляя глаголы в нужном времени. Переведите предложения на русский язык:

1. Nick (to go) his home-work by seven o’clock yesterday. 2. You (to help) your father tomorrow? 3. We (to bring) a lot of berries from the wood. Now we shall make jam. 4. Look! Jane (to swim) across the river. 5. What you (to do) at six o’clock yesterday? 6. You ever (to see) the Pyramids? 7. I (to go) to the Caucasus two years ago. 8. I always (to come) to the University at a quarter to nine. 9. Yesterday I (to come) to the University at ten minutes to nine. 10. Tomorrow Nick (not to go) to the cinema because he (to go) to the cinema yesterday. He already (to be) to the cinema this week. 11. When you (to come) to see us? – I (to come) tomorrow if I (not to be) busy. 12. I (not to like) apples. 13. He (to come) home at five o’clock yesterday. 14. I (to ring) you up as soon as I (to come) home tomorrow.15. I (to show) you my work if you (to like). 16. He (to come) home by six o’clock yesterday. 17. Pete certainly (to help) you with your English if you (to ask) him. 18. This little boy never (to see) a crocodile. 19. Let’s go for a walk. The rain (to stop) and the sun (to shine). 20. If you (to help) me, I (to do) this work well.

IV. Вставьте must, should или have to, be toв нужной форме.

1. The building firm... finish the construction of the new plant this year. 2. There are no parking facilities for manufactured cars, so the company... buy some land. 3. The workers... produce the first 100 cars by the end of the year. 4. African countries... buy a large part of machinery and equipment for their plants from developed countries.

5. The engineers... follow the instructions how to use new equipment. 6. Last year the local government... (not) spend much on transport facilities as they were well maintained. 7. Companies trading in the world market... ensure high standards. 8. When most countries of Central Europe exhausted their coal resources they... import large quantities of gas and oil from abroad.