3. Употребите нужную форму сослагательного наклонения в придаточном предложении:

1. He would have participated in the conference if he ……………ill.

a) didn't fall b) wouldn’t fall c) hadn’t fallen

2. If I ……….. school this year, I should enter the physics department of the University.

a) shall finish b) finished c) have finished

3. He would translate this paper without any difficulty if you ……..him a dictionary.

a) will give b) have given c) gave

4. If I …………busy, I should have visited the exhibition.

a) were not b) haven't been c) hadn't been

4. Употребите нужную форму сослагательного наклонения в

главном предложении:

1. She …………glad if you called her tomorrow.

a) will be b) would be c) should be

2. I…………..you as I promised to do, if I had not lost your inviting card with your telephone number.

a) called b) would call c) should have called

3. If he had a lot of money, he ………………..a Mercedes.

a) will buy b) would buy c) had bought

4. If you hadn't been late for the lecture, you ……………this information.

a) would hear b) would have heard c) should have heard

4. Поставьте глагол в скобках в нужную форму сослагательного наклонения:

1. If I were you, I would listen to some good advice. 2. I would have read the book long ago if I had borrowed it from the library, but the book was not available. 3. If the weather is fine, she will join us and go to the country next Sunday. 4. The experiment would have given good results if we hadn’t used the old method of testing. Next time, let us make it again under different conditions. 5. I will come to the party if I am informed of it in advance. 6. David is overweight. If he hadn’t eaten too much for his supper, he wouldn’t have gained his weight. 7. I cannot call him so often. If I was acquainted with him, I would not to feel awkward about doing it. 8. If I had a car, I would drive it carefully. 9. Why didn’t you come to the railway station to see him off? – I did not know of his leaving for Moscow. If I had known, I would have come. 10. He will have a rest in Florida if he buys a cottage on Miami Beach. We’ll live and see maybe he will buy a house there.

6. Перепишите и переведите следующие предложения, принимая во внимание многозначность английских глаголов should и would:

1.He should understand the operation of a transistor. Он должен понимать работу транзистора. 2. It is necessary that the instrument should be sensitive. Необходимо, чтобы инструмент был чувствительным. 3. If the Earth were perfectly spherical, it would be much easier to compute satellite orbits. Если бы Земля была идеально сферической, было бы намного проще вычислять орбиты спутников. 4. The experiment requires that all measurements should be accurate. Эксперимент требует, чтобы все измерения были точными. 5. Without electronic computers it would be very difficult to observe man-made satellites. Без электронных компьютеров было бы очень трудно наблюдать искусственные спутники. 6. We assumed that certain processes would take place instantaneously in the vicinity of a junction. Мы предполагали, что некоторые процессы будут происходить мгновенно в окрестности перехода. 7. If we became familiar with the mechanism of charges transitions, we should understand the operation of a junction diode. Если бы мы ознакомились с механизмом переходов зарядов, мы должны были бы понять работу контактного диода. 8. Some years ago pilots would fly only in good weather. Несколько лет назад летчики могли летать только в хорошую погоду. 9. It should be mentioned that many physical and chemical processes result in the emission of light. Следует отметить, что многие физические и химические процессы приводят к испусканию света.10. I should prepare everything necessary for the experiment. Я должен подготовить все необходимое для эксперимента.