поставьте вопросы к выделенным словам, обращая внимание на видовременные формы глагола. 1. we attended this sales conference yesterday. 2. i was operating the computer during two hours yesterday. 3. he has collected all the data already. 4. we always take the metro to the office.

kremerartem1    1   24.09.2019 17:30    1