пожалуйста, помогите решить, срочно надо)
№1 Choose the correct option a-c to complete the sentences.
1. Experts ........ of the bankruptcy since the company was founded.
a) have been warning b) warned c) have warned

2.It was a relief to find documents I.......for them all afternoon.
a) had looked b) have been working c) had been working

3. We already........the goods when your telegram arrived.
Мы уже отправили товар, когда ваша телеграмма прибыла
a) have shipped b) had shipped c) shipped

4.I ........your proposal, and I'm quite impressed.
I review your proposal, and I'm quite impressed.
a) reviewed b) review c) have reviewed

5. The company ........in car sales for many years.
В течение многих лет компания занималась продажей автомобилей
a) has been dealing b) was dealing c) is dealing

6. By the end of the month I .........this project.
К концу месяца я завершаю этот проект
a) will finish b) will have finished c) finish