14. A) Find in the text “On the crossroad of civilizational development”

the sentences containing the words it, that, one and translate these sentences into Russian.

b) State the function of these words (it, that, one) in the given sentences.

1.	It was because of risky and dangerous trade that the merchants formed companies.
2.	It was profitable for the East India Company to trade with India, because it did not pay custom duties.
3.	In the transition from one formation to another, the old traditions of production are abolished and the new ones take their place.
4.	In the 16^th century it was more profitable in England to breed sheep than to grow grain.
5.	The merchants sold the cloth in town or took it to ports for export.
6.	There were several sources of the King’s income but manufacture of woolen cloth was the main one.
7.	One couldn’t produce enough cloth without machines.
8.	One should have courage to speak and write the truth about the facts and events going on around.
9.	One of the necessary qualifications for higher school is complete secondary education.
10.	Weather modification as it came to be called, was clearly more complicated than it had been thought.
11.	It was because of risky and dangerous trade that the merchants formed companies.
12.	Law cannot be separated from the judges who interpret and administer it.
13.	It is the Cabinet and not Parliament that controls and runs the nation’s affairs in England.
14.	Business contacts as well as cultural ones contribute to mutual understanding and trust among peoples.
15.	One must observe the law.
16.	It is not easy to investigate a criminal case.
17.	As the trial was open to the public many people attended it.
18.	One must observe traffic rules.
19.	It is really important for a linguist to know foreign languages.
20.	One must read the instructions carefully to do this work properly.

15. Give the plural from of the words in italics. Make all necessary changes in the other parts of the following sentences.

1.	This old house is very beautiful, and that one’s lovely, too!
2.	We’ve got a lot of useful guide books. Look at this one and let me fetch that one on that shelf.
3.	I don’t quite like this record. Could I listen to this one and let me have a look at that one over there.
4.	“I can’t find the model I’m looking for in this catalogue, I’m afraid.” “Oh, can’t you? Then have a look at this one, and let me look through that one on the table over there.”

16. Read the following sentences very carefully. Find the mistakes if there are any and correct them. Pay attention to the words one, that, it.

1.	One full orbit around the sun is one revolution.
2.	A plateau is a flat land this is higher than the land around it.
3.	Cooler air sinks because this is heavier than warm air.
4.	The earth is surrounded by a layer of air that presses down on the earth.
5.	Each light ray that hits the surface of a curved mirror is reflected back at the same angle those it hit.
6.	Anything this changes the number of producers or consumers in a community can change a food web.
7.	The earth is like a ball that spins on an axis.
8.	The length of time for one rotation of the earth is ones day.