. Раскройте скобки и поставьте сказуемое в страдательный залог. 1. The results of the experiments (to speak of) at the conference which was held last week in Moscow.
2. Usually the experiments (to follow) by calculations.
3. Action and reaction (never speak of) as balanced forces since they don’t act on the same body.
4. The Second Law of Motion describes what happens to a massive body when it (to act upon) by an external force.
5. The lectures on mechanics (to attend) by many students during the last term.
6. The development of science in Russia (to greatly influence) by M. Lomonosov

1) Margot (went) to the door and ( locked) it, and ( returned) with the key.
2) He sighed again and again, like one who (had escaped) from danger.
3)Then I ( searched) for a piece of paper and a pencil, and I ( wrote) a message for the maid.
4) He ( made) tea and ( ate) the biscuits which Mrs. Aberdeen (had bfought) him.
5) Ansell (gave) an angry sigh, and at that moment there (was) a tap on the door.
6) When the cinema (was) over they ( went) for a walk across the dark, damp fields.
7) The door (opened). A tall young woman (was standing) framed in the light that (was falling) from the passage.
8) Cassie (had spent) the night at home, and on entering the dining-room ( glanced) at the space above the fire.
9) He (was walking) about our sitting-room all afternoon, murmuring to himself.
10) It (was) all so sudden that for a moment no one ( knew) what (had happened).
11) He (told) me that they (had been) at the same public school and (had been) friends ever since.
12) At the age of seventy-four he (was) excited as a boy about his expedition.
13) Near the door he (saw) the man he (had noticed) at the station.
14) The house (was) much smaller than he (had thought) at first.

1. Nobody (knew) where Smith (had gone). 2. A girl who (was standing ) under the beech tree (came) up to us. 3. Mary (was speaking) to Mr Boxwell when I (saw) her in the corridor this morning. 4. John (was parking) the car in Fifth Avenue when a young man in black glasses (appeared) from nowhere and (stood) before him. 5. He again (came) to the village where he (had lived) in childhood. 6. While we (were talking), there (came) a loud knock at the door. 7. He (looked) into the drawing-room. The old man (was sleeping) peacefully in the armchair at the fire-place. 8. When their visitor (left) John and his mother (stood) near the window. 9. When he (dresssd), he (went) downstairs, (wrote) a long letter to his parents and another to his sister. 10. She (welcomed) her with a bright smile and (turned) back to the offensive dandy lions she (had been fighting) with. 11. While she (was reading) this notice, a middle-aged woman (appeared) in the doorway. 12. When he (came) back to the conference room, he (saw)  that the situation (had changed). 13. She (had been sitting) at the table only five minutes when a car (came). 14. Their father (was) still silent, even when they (had) coffee. 15.The three (sat) down to the meal that Susan (had prepared). 16. He (was sitting)  thinking of his wife whom he (had left) alone in Europe. 17. They (looked) over the accounts together and (found) where she (had made) her mistake. 18. I (was ) surprised at John's failure because he (had been) such a good student previously.