Mapa Z Mocasse meron a cet & Preberit Perfect
1. He (finish) training
2 She (score) twenty points in the
match
3. We (watch) all the Champions
League matches this season
4. That's amaóng! She (run)
fifteen kilometers this moming
5. She (buy) some really nee
follerblades!
6. Oh, noll (lose) my money!
7. My mum (write) shopping list
le on the kitchen table
8. Dad, you
(eat) my biscuit!
9. I'm tired 1 (watch) three X-Files
videos
10. Hurry up! They (start) the film!
11. Mary (study) hard this year, so
she'll pass her exams
12. Oh no! She (drop) the platel
13. The garden is very green. It
(rain) a lot this month.
14. These are my favourite trousers. I
(have) them for five years.
15. Tom's my best friend. I (know)
him for three years.
16. They (live) in Miami for two
17. Jo has earache. He (have) it
since 7 o'clock
18. Brad (live) in Chicago since
1998​

Исследование рынка 
1. Важной частью маркетинга является исследование рынка. Это должно не только procede введение новые продукты, но следует иметь регулярные проверки на то, что происходит в существующие, объектом исследования рынка, чтобы выяснить, что общественность хочет. Если продукт необходимо, он будет продаваться. 

2. Исследователи рынка также попытаться чтобы выяснить, в какой форме, форме, цвету и 
пакет общественность будет принимать продукт. Они также пытаются отслеживать изменение структуры спроса. Успешное фирма является тот, который может начать производство сегодня потребности завтрашнего дня.

1) Greg and Bob had been looking for their dog for two hours
before they found it sleeping under a bench in the park.

2) We boated или were boating in the lake at 10 o'clock
yesterday morning.

3) She had finished cooking dinner by the time her children
returned from school.

4) When Henry opened the door of the living room, his
little brother was watching cartoons on TV.

5) Sally took a piece of paper and wrote her
phone number on it.

6) We had been driving for six hours before we saw a small
hotel beside the road.

7) After my friends left I washed the dishes and
switched on the TV set. тут все ок, Past simple - последовательность действий, если только вместо left можно поставить had left

8) What were you doing at the moment the fire
broke out?

9) How much did your camera cost a year ago?

10) What were Nelly doing while you were doing the
ironing? все правильно, Past Continuous - Два или более длительных действий в происходивших одновременно