题目

续写 Once, when I was a teenager, my father and I were standing in line to buy tickets for the circus. Finally, there was only one family between us and the ticket counter. This family made a big impression on me. There were eight children, all probably under the age of twelve. You could tell they didn't have a lot of money. Their clothes were not expensive, but they were clean. The children were well-behaved, all of them standing in line, two-by-two behind their parents, holding hands. They were excitedly talking about the clowns, elephants, and other acts they would see that night with 有23人在甲方处劳动，17人在乙处劳动，现调20人去支援，使在甲处劳动人数是在乙处劳动的人数的2倍，应调往甲、乙两处各多少人？