12. Вспомните образование страдательного заклада to be(в подходящем времени) + 3-я

12. Вспомните образование страдательного задатка to be
(в подходящем медли) + 3-я форма глагола.
А. Найдите пять случаев употребления страдательного заклада в тексте 1 и четыре варианта в тексте 2. Переведи-те предложения.
Б. Преобразуйте последующие предложения вправдуго заклада в страдательный по образчику:
People widely use electronic devices-Electronic devices are widely used by people.
1. Electronic devices control the work of power stations. 2. They calculate the trajectories of spaceships. 3. People discover new phenomena of nature due to electronic devices.
4. Scientists designed a variety of tubes for specialized functions.
5. American scientists invented the transistor in 1948. 6. Inte
grated circuits greatly reduced the size of devices. 7. New types
of integrated circuits increased packing density. 8. Electronics
has extended man's intellectual power. 9. Scientists are looking
for new ways for the improvement of integrated circuits tech
nology. 10. Jack Kilby developed the concept of integrating de
vice and built the first 1С in 1958.