Використайте потрібну часову форму (Past Simple or Present Perfect)
1. We (to sign) the Contract with Argentina last week, but we (not to speak) with the boss about it yet.
2. Two years ago they (to launch) a new product.
3. I (to see) him on Monday last week, but he (not to phone) me since then.
4. I (to read) a lot about this company in the newspapers last year and I just (to write) a letter to them.
5. Turnover (to increase) by 15 per sent last year.
6. We (not to receive) the results of the test yet.
7. He (to go) to Londone last June.
8. We (to travel) around Europe last year.
9. I already (to do) my homework. Now I can go for a walk.
10. The rain (to stop) and the sun is shining in the sky again.

1. We (signed) the Contract with Argentina last week, but we (haven't spoken) with the boss about it yet. 2. Two years ago they ( launched) a new product. 3. I (saw) him on Monday last week, but he (hasn't phoned) me since then. 4. I (read) a lot about this company in the newspapers last year and I have just (written) a letter to them. 5. Turnover (increased) by 15 per sent last year. 6. We (haven't received) the results of the test yet. 7. He (went) to Londone last June. 8. We (travelled) around Europe last year. 9. I have already (done) my homework. Now I can go for a walk. 10. The rain (has stopped) and the sun is shining in the sky again.