Предмет: Геометрия, автор: Denisgcrk

Помогите решить срочно 3 задача с пояснением

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Автор ответа: liftec74

Ответ: Доказательство см ниже

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Предмет: Английский язык, автор: Ekotosik

РЕБЯТ ОЧЕНЬ НАДО!!!

Fill each gap to form a new compound adjective. Use a dictionary if necessary. Make up 5 sentences of your own using the words from the task.

___________

____________ -free

____________

____________

____________ -headed

____________

____________

____________ -hearted

____________

____________

____________ -made

____________

Sentences:

1.

2.

3.

4.

5.

Open the brackets using past tenses.

1. She _______ (sit) on the chair and watching TV from 5 to 7 p.m.

2. Brown _______ (have) a shower when I knocked on his door.

3. Her parents ________ (dance) at the ball when the burglar broke into their house.

4. My sisters ___________ (go) to the cinema yesterday.

5. It ____________ (snow) when we ___________ (get) up.

6. When I ____________ (wake) up, I realized that it __________ (be) dark already.

7. ___________________ (he / lie) on the sofa at 5 o’clock yesterday?

8. Tina ___________ (live) in London when she was ten.

9. Suzy ____________ (run) to catch her bus when she suddenly ___________ (fall) down.

10. My friend ___________ (buy) a lot of souvenirs when he was in Cairo.

11. Ron ____________ (not meet) Amanda at the airport last week.

12. Kate ____________________ (dance) when she fell on the floor.

13. Sam ____________________ (write) a letter when his mother came home.

14. Liz ____________________ (clean) the room when I saw her.

15. I saw Mark this morning. He ____________________ (run) for the bus.

16. Graham _________________ (work) for the company for 15 years before he retired.

17. We ______________ (have) dinner when the lights ____________ (go) out.

18. My father ______________ (paint) the room for five hours before I ____________ (come) to help him.

19. I got up at 7 and then I _______ (have) a big breakfast.

20. We ______________ (never / see) such big waterfalls until our trip to Mexico in 2004.

21. I ___________ (see) George yesterday when he ___________ (cross) the street.

22. Yesterday at 10.15, I ___________ (sit) in the garden and ___________ (drink) green tea.

23. Why _____________ (you / not / sleep) when I ___________ (return) home last night?

24. I _____________ (meet) my cousin last month when we ___________ (visit) my aunt.

25. By the time Sam _________ (get) to the cinema, the film _____________ (already / start).

26. Den and I _______________ (study) for the History exam when we ____________ (hear) a noise outside.

27. Before we ____________ (buy) this house, we _______________ (look) for a good one for a year and a half.

28. When I __________ (leave) the office, the phone _________ (ring).

29. We _______________ (wait) for the show to start for more than an hour before the singer _______________ (appear) on the stage.

30. When _______________ (they / visit) you last time?

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