There mom какие слова нужно вставить чтобы получилось правильно вот варианты ответов 1)is doing 2) are doing 3) am doing 4) are doing поже

What are you doing there mom

 самый правильный ответ из всех это номер четыре

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.

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.