1. What does nuclear radiation come from?
2. What does this factory pollute the water with?
3. What does it poison the soil with?
4. What does he grow crops with ?
5. What does she ruin national beauty by ?
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b)
1. What should scientists study ?
2. What should scientists investigate ?
3. What should people clean ?
4. What water should people drink ?
5. What should the factories produce ?
<span>5. He was much spoken about. Past Simple
6. New subjects will be studied next
term. Future Simple
8. The text has already been written by them.
Present Perfect
11.
The text is being translated at the moment. Present Continuous
15. This book was written by our teacher. </span><span><span>Past Simple
</span>17. The work will have been
done when he comes. Future Perfect
19. The letter had
been written before we came. Past Perfect
21. These toys are
made in Japan. Present Simple
24. The
conference will be held in May. </span><span><span>Future Simple
</span>25. Rostov was named after Dmitry
Rostovsky. </span>Past Simple
27. This work must be done at
once. <span><span>Present Simple
</span>29. I am often asked at the lessons. </span><span>Present Simple
30.
This article was being translated when I came. </span>Past <span>Continuous</span>
Good-goodness-доброта
Difficult-difficulty-сложность
Poor-poorly-бедно
Improve-improvement-улучшение
Health-healthy-здоровый
Comfort-comfortable-удобный
Late later the latest
Early earlier the easiest
Comprehensive more comprehensive the most comprehensive
Dood better the best
Easy easier the easiest