5. поставьте глаголы в the present perfect continuous tense. предложения переведите. 1. the secretary (to type) since 9 o`clock. 2. the engineers (to discuss) prices since morning. 3. we (to buy) the equipment from this company for a year. 4. she (to read) english books in the original for two years. 5. the worker (to paint) the walls of the hall for two days by now.