Вопрос по английскому языку:

Определите функцию причастий.1. The questions discussed at a number of meetings last month have now been decided. 2. Receiving the telegram, he rang up the director. 3. The customs officer stood on deck counting the cases. 4. The answer received from the sellers greatly surprised us. 5. Asked whether he intended to return soon, he replied that he would be away for about three month.