I was looking for my mobile yesterday morning, but I couldn't find
it was sure I didn't lose / hadn't lost it because I saw / had
seen it twenty minutes before. Then I realized that I left/ had left
it in my trouser pocket and l put / had put my trousers in
the washing machine​

1. Coaxial cables were used in long-distance common-carrier communication. - WERE USED -

вс глагол для образования Passive Voice.

2. The important function of postal service is distribution and delivery of newspapers, magazines and other

periodicals to population.- IS - смысловой глагол

3. In order to deal with the intersymbol interference problem we are to develop a mathematical model for the

data transmission system. - ARE TO develop - эквивалент модального глагола для выражения

долженствования.

4. A ground radar system is providing information by which aircraft appraches to landing. - IS PROVIDING -

глагол для образования Continuos tense

5. These methods do not permit inspection of the objects while they are in motion. - ARE in motion -

глагол-связка в составном именном сказуемом;

1.Jill stayed OUT until midnight on Tuesday. – Jill została w czwartek poza domem do północy.

2.It's raining. We have to call OFF the game. – Pada deszcz. Musimy odwołać mecz.

3.Kaye got OUT with three of her friends for coffee. – Kaye wyszła z trzema koleżankami na kawę.

4. I look UP to my big brother beacause he's quite cool. – Podziwiam mojego starszego brata, bo jest spoko.

5.Mary usually hangs OUT with her best friend Karen. – Mary zazwyczaj spędza czas/włóczy się ze swoją koleżanką Karen.

6. I was feeling a bit sick so I stayed IN for the evening . – Czułem się chory, więc wieczorem zostałem w domu.

Pozdrawiam :)