3. Form the nouns from the verbs:

To arrange, to improve, to move, to achieve, to require, to measure, to appear, to assist, to resist, to acquaint, to exist, to depend, to differ, to insist, to mean, to begin, to broadcast, to build, to draw, to coat, to break, to pass, to use, to view, to listen, to fight, to dream, to found, to drive, to boil, to burn, to contain, to convert, to condense, to direct, to act, to create, to inspect, to investigate, to resist, to conduct, to compress, to react, to accelerate, to ventilate, to require, to attract, to reflect, to discuss, to express, to indicate, to insulate, to inform, to consider, to found, to combine, to examine, to continue, to convert, to divide, to explode, to decide, to conclude.

4. Group the following words according to similar meaning.

a terminal	real
permanent	quickly
to make smb. to do smth.	a ray
to guide	to break
rapidly	a contact
a shape	to force smb. to do smth.
to hold	a form
actual	to change
to disturb	to keep
to convert	to direct

5. Answer the following questions:

1. When did the first computers appear?

2. What is the reason for the computer revolution?

3. Why can an ordinary computer carry out several thousand arithmetical operations in a second?

4. How can computers be used for controlling automatic production?

5. What is the principal of computers?

6. Are computers useful in translation?

6. Give the antonyms:

Real, quickly, constant, direct, thick, cold, tough, effective, different, bright, to give, to solve.

7. Fill in the blanks with an appropriate pronoun:

I.

1. Computers are well known to represent a completely new branch of science, the first of ... having appeared less than 50 years ago.

2. They can be solved without a computer but ... would require millions of arithmetical operations.

3. If ... introduce into scheme first one number and then another, the result will yield the sum of these two numbers.

4. ... have a very efficient "memory" which stores the initial date, the intermediate numbers and final results as well as working demands given to the machine.

II. Write new sentences using the structure – noun + of + possessive pronoun:

1. We meet one of your relations. We met a ..............................

2. Henry borrowed one of my books. Henry ..............................

3. Tom invited some of his friends to his flat. Tom ...................

4. We had a dinner with some of our neighbours. .......................

5. Ann is in love with one of her colleagues. ...............................

8. Make sentences from the words in brackets. Each time use my own/your own, etc.

I.

1. I don’t watch TV with the rest of my family.

(have/TV/in my bedroom).

2. Jack and Jill are fed up with working for other people. (want/start/business)

3. Henry is extremely rich.

(have/private jet)

4. The Isle of Man is an island off the coast of Britain. It is completely independent.

(have/parliament and laws)

II. Complete the sentences using on my own/by myself etc.

1. I’m glad I live with other people. I wouldn’t like to live on....................

2. The box was too heavy for me to lift by ...................................................

3. I went over to talk to Tim at the party because he was by ........................

4. Very young children should not be allowed to go swimming by ..............

5. We had no help decorating our flat. We did it completely on ...................