Раскройте скобки , употребляя эквиваленты модальных глаголов в соответствующем времени.1)We (to be able ) to make a reservation for the flight in advance. 2)did you ( to have) to reduce the price? 3) our director (to be ) to come back next month.4)Who ( to be ) to meet the representatives of the British firm last Saturday? 5)I ( to have ) to stay in London for another day.Mr.A.( to be able) to get the necessary materials ready by that time?