А. Назовите три формы следующих неправильных глаголов:
То be; to have; to mean; to learn; to become; to bring; to know; to think; to buy; to pay; to take; to do; to begin; to give; to make;, to keep; to get; to read; to show.
Б. Преобразуйте следующие предложения в Past Simple.
1. Many people have an opportunity to use computers.
2.There is no doubt that computers solve problems very quickly.
3.Instructions direct the operation of a computer. 4.Computers
bring with them both economic and social changes. 5.Computing embraces not only arithmetics, but also computer literacy.
6.It is well known that computers prepare laboratory tests.
7.Those persons are computer literate and think of buying a new
computer. 8.They receive a subscription magazine once a
month. 9. My mother is ill and visits her doctor every other day.
10. Experts know much about how to prepare programs.

А

То be - was, were - been;

to have - had - had;

to mean - meant - meant;

to learn - learned/learnt - learned/learnt;

to become-became-become;

to bring-brought-brought;

to know-knew-known;

to think-thought-thought;

to buy-bought-bought;

 to pay-paid-paid;

 to take-took-taken;

to do-did-done;

to begin-began-begun;

to give-gave-given;

 to make-made-made;

to keep-kept-kept;

to get-got-got;

to read-read-read;

 to show-showed-shown, showed.

Б

1. Many people had an opportunity to use computers.

2. There was no doubt that computers solved problems very quickly.

3. Instructions directed the operation of a computer.

4. Computers brought with them both economic and social changes.

5. Computing embraced not only arithmetics, but also computer literacy.

6. It was well known that computers prepared laboratory tests.

7. Those persons were computer literate and thought of buying a new

computer.

8. They received a subscription magazine once a month.

9. My mother was ill and visited her doctor every other day.

10. Experts knew much about how to prepare programs.