1.Поставте частку –to де необхідно.

1 . My son asked me … let him … go to the club.

2 . You must make him … practice an hour a day.

3 . She was made … repeat the song.

4 . He is not sure that it can … be done, but he is willing … try.

5 . Let me … help you with your work.

6 . She asked me … read the letter carefully and … write an answer.

7 . You ought … take care of your health.

8 . I looked for the book everywhere but could not … find it.

9 . He was seen … leave the house.

10 . We had … put on our overcoats because it was cold.

2. Перекладіть українською мовою.

1. I called every morning to see if there was any news.

2. We stopped to have a smoke.

3. He came here to speak to me, not to you.

4. The car was waiting at the door to take them to the station.

5. To explain the problem he drew diagrams all over the blackboard.

6. The steamship “Minsk” was chartered to carry a cargo of timber from St.Petersburg to Hull.

7. Under clause 35 the charterers were to supply the steamer with icebreaker assistance to enable her to enter or to leave the port of loading. 8. To meet the increased demand for industrial goods, a great number of new shops have been opened in the towns.

9. The first lot is ready for shipment, but to economize on freight we have decided to ship it together with the second lot.

10. Please send us your instructions at once to enable us to ship the machines by the 20th of May.

3.Поставте форму герундія або інфінітива, щоб речення стали граматично коректними

1. When I’m tired, I enjoy ... television. It’s relaxing. (watch)

2. It was a nice day, so we decided ... for a walk. (go)

3. It’s a nice day. Does anyone fancy ... for a walk? (go)

4. I’m not in a hurry. I don’t mind ... (wait)

5. They don’t have much money. They can’t afford ... out very often. (go) 6. I wish that dog would stop ... It’s driving me mad. (bark)

7. Our neighbour threatened ... the police if we didn’t stop the noise. (call)

8. We were hungry, so I suggested ... dinner early. (have)

9. Hurry up! I don’t want to risk ... the train. (miss)

10. I’m still looking for a job but I hope ... something soon. (find)

4.Поставте форму герундія або інфінітива, щоб речення стали граматично коректними

1. He tried to avoid ... my question.

2. Could you please stop ... so much noise?

3. I enjoy ... to music.

4. I considered ... for the job but in the end I decided against it.

5. Have you finished ... your hair yet?

6. If you walk into the road without looking, you risk ... knocked down. 7. Jim is 65 but he isn’t going to retire yet. He wants to carry on ....

8. I don’t mind you ... the phone as long as you pay for all your calls.

9. Hello! Fancy ... you here! What a surprise!

10. I’ve put off ... the letter so many times. I really must do it today.

11. What a stupid thing to do! Can you imagine anybody ... so stupid?

12. Sarah gave up ... to find a job in this country and decided to go abroad

Vocabulary

5. Заповніть пропуски потрібними словами:

1. Histology studies different kinds of ... they are arranged within plants.

2. Plants form the base of the natural..., the system in which energy is transferred from one organism to another in ... of food.

3. Plants take materials from ... and ... and convert them into ....

4. Ecology is concerned with the way plants and animals ... each other, and with solving the problems of..., growing of crops, ... , and control of insects and diseases.

5. Fungi lack chlorophyll that is essential ... photosynthesis, and so must get food ... keep themselves alive ... other plants, they often damage or even kill other plants.

6. Plant pathologists study ... to find out how they function and also study ... and animals.

7. Plant physiology is important not only to the expert, who studies plants, but to everyone else in the world, as ..., either directly or indirectly, all the food that ... and animals eat.

8. Except for certain species of ... plants are the only organisms that can make their ... food.