1. The sanitary engineer is concerned with hydrology. - Present Simple Passive
to concern
2. Different systems of water filters are used in present day. - Present Simple Passive
to use
3. Water finds its way to the rivers. - Present Simple Active
to find
4. Ocean water contains salt and other mineral materials. - Present Simple Active
to contain
5. The earliest written records of water purification date to 2 000 B. C. - Present Simple Active
to date
6. The modern recreation center has been erected in the center of Moscow. - Present Perfect Passive
to erect
Поделитесь своими знаниями, ответьте на вопрос:
(8 класс составить предложение с определенными словами)
1. The water cannot affect the Tardis
2. I have complete confidence in Tom
3. I will deal with her myself
4. Tom denied having stolen the money
5. Divide this among yourselves
6. Diligence is essential to success in life
7. The impact of science on society is great
8. I interpreted your silence as consent
9. Allow me to contradict you
10. He had an oral exam
11. She has a degree in biology
12. Mark graduated from Harvard in 1991
13. I revised my theory