Вставить слово в скобке в правильной форме 1. how long you (deal) with them? 2. when they (set up) a new company? 3. they (make) a lot of improvements in this model lately. 4. last year our company (be) heavy with orders. 5. we (take part) in the conference the other day. 6. they (make) two deals this month. 7. we (carry out) an investigation since september. 8. we (do) successful research two months ago. 9. he (be) on trial for two months. 10.when you (take) him on trial?

1. How long you have you been dealing with them?
2. When did they set up a new company?
3. They have made a lot of improvements in this model lately.
4. Last year our company was heavy with orders.
5. We took part  in the conference the other day.
6. They have made two deals this month.
7. We have been carrying out an investigation since September.
8. We did successful research two months ago.
9. He has been on trial for two months.
10.When did you take him on trial?