Решить номер из олимпиады. choose the correct preposition in these sentences. 1. i often go abroad in business/on business. 2. it took a long time but in the end/at the end we got there 3. who knows if it’s true, but that’s what i heard on the radio/in the radio 4. we had a vote in the end/at the end of the meeting. 5. we’ve been in business/on business now for fifteen years.
