Проверочные задания на тему «Условные предложения»

Задание 65. Поставьте глаголы в скобках в нужную форму, образуя условные предложения I, II и III типа.

If you … (to help) me, I … (to do) the work on time. If you help me, I will do the work on time. Если ты поможешь мне, я сделаю работу вовремя. If you helped me, I would do the work on time. Если бы ты помог мне, я бы сделал работу вовремя. If you had helped me yesterday, I would have done the work on time. Если бы ты помог мне вчера, я бы сделал работу вовремя.

1. If I … (to come) later, I … (to be) late for the classes.

2. If she … (to ask) him, he … (to help) her.

3. If the weather … (to be) fine, he … (to go) for a walk.

4. If I … (to know) his number, I … (to phone) him.

5. If you … (to take) a taxi, you … (not be late).

Задание 66.

1. Переведите, обращая внимание на употребление форм глагола в условных предложениях I типа.

1. If he works hard, he will get a good mark at the exam.

2. If she is free, she will make a report.

3. The students will translate difficult articles provided they have dictionaries.

2. Поставьте глаголы в скобках в нужную форму в I типе условных предложений и переведите:

1. Unless it … (to be) too late, we will come there.

2. The electric current … (to flow) if there is a complete circuit.

3. If this new method of work … (to be applied), we will succeed in obtaining better results.

Задание 67.

1. Переведите, обращая внимание на употребление форм глагола в условных предложениях II типа.

1. If we asked him, he would tell us the truth.

2. If I were you, I would consider this problem again.

3. If it were not so late, we would stay a little longer.

4. If I could I would come to see you.

2. Поставьте глаголы в скобках в нужную форму в II типе условных предложений и переведите.

1. The resistance in electrolytes would decrease provided their temperature … (to increase).

2. If the electromotive force were alternating, the current … (to be) alternating as well.

3. If that solid substance were heated, it … (to expand) greatly.

4. If a wire … (to be held) against an electrified body, electricity would flow along the wire to its other end.

Задание 68.

1. Переведите, обращая внимание на употребление форм глагола в условных предложениях III типа.

1. If he had known the time-table, he wouldn’t have missed the train.

2. If the weather had been fine yesterday, he would have gone to the country.

3. I could have finished my work if it had not been so late.

2. Поставьте глаголы в скобках в нужную форму в III типе условных предложений и переведите.

1. These electrical devices … (to work) for a long time provided they had been made of high-quality material.

2. If they … (to use) a larger water pipe for their last experiment, more water would have passed through that pipe.

3. If thin wires had been used in this device, the wires … (to melt).

Задание 69. Определите тип условных предложений и переведите.

1. If we have any trouble with the equipment, we will take necessary measures.

2. Provided the scientists applied this complex mechanism, they would solve the problem under investigation.

3. If there had been no insulation, the current would have leaked off the conductor.

4. The current will flow around the circuit unless we break the circuit in some point.

5. They would have applied these sensitive instruments if they had had favourable conditions for that.

6. The electrons will jump through the air forming an electric spark provided the potential difference becomes great enough.

7. If there were no electric circuit, free electrons would not move in a definite direction.

8. If the engineers had a new device, they would demonstrate it at the exhibition.

9. If they had guaranteed a long-term operation of the equipment, we would have placed a large order.

10. If it were possible to prohibit the atomic and hydrogen weapons, the living standards of people would be greatly improved.

Задание 70. Сделайте предложения бессоюзными, обращая внимание на инверсию, и переведите предложения.

1. If I were you, I would discuss this problem with the collegues.

2. If that liquid were heated, it would greatly expand.

3. If I had had this information before, I would have acted differently.

4. If we had known about this meeting, we would have attended it.

5. If he could go to the conference, he would discuss the details with the partners.

Задание 138. Поставьте глаголы в скобках в нужную форму в зависимости от типа условных предложений.

1. If I … (to know) his address, I would write to him.

2. I … (to give) you the book provided you return it tomorrow.

3. If the Dean … (to be) at the university, I would have spoken to him.

4. It would be better if you … (to learn) to drive a car.

5. If he … (to use) this method, he will obtain better results.

6. If I had met you yesterday, I … (to tell) you about it.

7. If you … (to break) the circuit, no current will flow.

8. If I … (to be) you, I wouldn’t buy the tickets beforehand.

9. He … (to improve) this device if he had time.

10. If she had known that you needed help, she … (to help) you.