<span>То be-was-were-been;
to have-had-had;
to mean-</span>meant-meant;
to learn-learned/learned-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-<span>shown, showed.
</span>
1. Many people had an opportunity to use computers.
2.There was no doubt that computers solve 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.
<span>10. Experts knew much about how to prepare programs.</span>
2) do
3)maked
4)got
5)do
6)met
7)show
8)do
9)do
10)earn
11)anser
i will go,until my wife comes.2 will send,as soon as i get.3 will set,when the holiday is over.4 i will do,as soon as i get,5 when you see,6 if the rain hots to stop,,there will be a flood.7 you get,8 go,9get.10 is,will go,11will stay,looks,12 will make,boils,13 come,will not find,14 will wait,comes,15 are ,will be able.
Ответ:
copying me you won't become me
Объяснение:
Sell-selling,give-giving,be-being,not show-not sowing,break-breaking. вот и всё)))