XVIII. Fe’llarni kerakli zamonda aniq yoki majhul nisbatda qo’ying:
The experimental laboratory (to build) by 1990.
He (agree) to take part in the research work after he (to find out) that it (to connect) with the improvement of ecological situation of the town.
After the dictionaries (to bring) we (to begin) translating the book.
My invitation (to accept) with pleasure by them today.
Many new houses (to build) in our town every year.
Revision Exercise THE PASSIVE VOICE
Passive Constructions ga ahamiyat berib gaplarni tarjima qiling: 1. His works are often referred to in scientific papers. 2. The expedition will be sent to Central Asia next year. 3. The lecture on chemistry was attended by many students. 4. The first scientific researches were followed by experimental work. 6. Great attention is paid to the growth of heavy industry in the Ural. 7. The chemical properties of chromium are greatly affected by the carbon content. 8. The automatic machine had been much worked at before it was put into operation. 9. The tourists were shown not only the center of the capital with its famous palaces, but also its new districts.10. Difficulties are often met with in solving scientific problems. 11. Tsiolkovsky’s works on a theory of cosmic flights are often referred to by many scientists of the world. 12. The operation of semiconductor devices is greatly affected by temperature. 13. Gold has been known since earliest times and has always been highly valued as a metal for ornament. 14. Throughout the physical training the astronauts are taught variety of special subjects.
