I. поставьте глаголы в скобках в форму past simple или present perfect. 1. you (ever work) in a shop? 2. i (work) at my uncle’s shop when i was younger. 3. it’s the first time i (be) on a ship. 4. ann is looking for her key. she can’t find it. she (lose) her key. 5. how many symphonies beethoven (compose) 6. you (have) a holiday this year yet? 7. you (see) any good films recently? 8. he (have, not) any problems since he (come) here. 9. she (change) a lot since she left school. 10. i (see) this film and i don’t want to see it again. 11. jazz (originate) in the united states around 1900. 12. tom hanks (already, win) an oscar several times. 13. long ago, they (build) most houses out of wood. 14. scientists still (not/find) a cure for cancer. 15. sean (eat, never) chinese food before. 16. in my first job, i (be) responsible for marketing. 17. the first modern olympics (take) place in athens more than a hundred years ago. 18. i am writing in connection with the advertisement which (appear) in december. ii. исправьте ошибки в предложениях. 1. we lived here since 2. i've been ill since two 3. how long do you know 4. susie has seen a good film last 5. we've finished our homework 6. i've already wrote three iii. дополните предложения. используйте present perfect или past simple. helen: that's a nice tennis racket. is it new? andy: no, (i/have) it for about a year, but i (not play) with it very much. i (buy) in florida. helen: when (you/go) to america? andy: i (go) there with my family in the spring. helen: what was it like? andy: great! (i/stay) with my pen-friend. helen: is your pen-friend american? andy: yes. i (have) an american pen-friend for two years. he (come) to england last summer. helen: i (not/ meet) him. andу: no, you (be) on holiday in turkey.

I.

1. Have you ever worked in a shop? 2. I worked at my uncle’s shop when I was younger. 3. It’s the first time I have been on a ship. 4. Ann is looking for her key. She can’t find it. She has lost her key. 5. How many symphonies did Beethoven compose? 6. Have you had a holiday this year yet? 7. Have you seen any good films recently? 8. He hasn't had any problems since he came here. 9. She has changed a lot since she left school. 10. I have seen this film and I don’t want to see it again. 11. Jazz originated in the United States around 1900. 12. Tom Hanks has already won an Oscar several times. 13. Long ago, they built most houses out of wood. 14. Scientists still haven't found a cure for cancer. 15. Sean has never eaten Chinese food before. 16. In my first job, I was responsible for marketing. 17. The first modern Olympics took place in Athens more than a hundred years ago. 18. I am writing in connection with the advertisement which appeared in December.

II.

1. We have lived here since 1997.

2. I've been ill for two days.

3. How long have you known him?

4. Susie saw a good film last night.

5. We've just finished our homework.

6. I've already written three letters.

III.

Helen: That's a nice tennis racket. Is it new?

Andy: No, I have had it for about a year, but I haven't played with it very      much. I bought it in Florida.

Helen: When did you go to America?

Andy: I went there with my family in the spring.

Helen: What was it like?

Andy: Great! I stayed with my pen-friend.

Helen: Is your pen-friend American?

Andy: Yes. I have had an American pen-friend for two years. He came to England last summer.

Helen: I didn't meet him.

Andу: No, you were on holiday in Turkey.

Задание 1.
1. The organic theory and the inorganic theory are two main theories of origin of petroleum. 
2. The organic theory is more supported.
3. The principal components of petroleum are hydrocarbons.
4. Nearly all petroleum occurs in sediments that are primarily of marine origin.
5. The temperature of oil accumulations seems to be low, it is rare about 300oF (141oC) and never exceeds 392oF (200oC).

Задание 2. 
Теория происхождения нефти - the theory of origin of petroleum.
Общепринятая теория the more widely accepted theory
Химические характеристики - the chemical characteristics.
Cолнечная система - the solar system.
Поверхностные породы - surface rocks.

Задание 3.
1. There is the only theory of origin of petroleum. False.
There are two theories of origin of petrolium.
2. Nitrogen and porphyrins are found in all organic matter. True.
3. Petroleum does not originate within an anaerobic and reducing environment. False.
The origin of petroleum is within an anaerobic and reducing environment. 
4. The hydrocarbons were then ejected from earth's interior onto surface rocks.True.
5. The chief support of an inorganic origin is that the hydrocarbons methane, ethane, acetylene, and benzene have repeatedly been made from inorganic sources. True.

Задание 4.
Открытие вида метеорита, названного углеродосодержащим, сделанное Мюллером в 1963 году, привело к возобновлению интереса к неорганическому механизму для создания органических компонентов. Главной поддержкой неорганического происхождения является то, что углеводороды: метан, этан, ацетилен и бензол - неоднократно были получены из неорганических источников.

1. Chris Bromham jumped - c. Over 18 big red buses on his motorbike.

- Крис Бромхэм перепрыгнул через 18 больших красных автобусов на своём мотоцикле.

2. Chad Hundeby swam - e. Across the sea from England to France in 7 hours and 17 minutes.

- Чад Хандеби проплыл, пересекая море от Англии до Франции, за 7 часов, 17 минут.

3. Iris Alvarez jumped - d. Into the sea from 18-metre rock.

- Айрис Альварес прыгнул в море с 18-ти метровой скалы.

4. Michael Johnson ran - f. Around a 400-metre track in 43.18 seconds.

- Майкл Джонсон пробежал 400-метровую дистанцию за 43.18 секунд.

5. Takao Arayama climbed - b. Up Mountain Everest when he was 70 years old.

- Такао Араяма взобрался на вершину горы Эверест в возрасте 70 лет.

6. Joseph Kittinger fell - a. Through the air for 31,000 metres in the world's highest skydive.

- Джозеф Киттинджер совершил прыжок с высоты 31 000 тысячи метров, это самый высокий прыжок с парашюта в мире.