№2. напишите следующие предложения, используя время present perfect: 1) ………. the secretary (to come) yet? 2) i (to translate) this contract. 3) we (not to receive) any orders this week. 4) our engineers and i (to visit) several plants recently. 5) he (not to finish) his work yet. 6) ………. (you/to check) e-mail today? 7) we (to conclude) 15 profitable contracts this year. 8) janet (to visit) london twice. 9) i (to buy) the magazine in oxford street. 10) who (to give) you this magazine?