阅读下面材料, 从每题所给的A、B、C、D四个选项中选出最佳选项。①The Christmas party is over. The gifts are opened. Now, it's time for the Christmas tree to" retire" . Every year, people buy lots of trees for Christmas. In 2022, people in the US get about 28,000,000 trees! But where do the trees go after the festival.
②Many cities and countries recycle(回收) the Christmas trees. In Berlin, people take off the lights and toys from the trees and put the trees on the streets. Then the trees go to power stations(发电站). Every year, Berlin recycles about 350,000 trees. They can make electricity(电) for 500 families to use for a year.
③In New York, people always put their trees in parks. There, the trees are cut into small pieces(碎片). The wood pieces can keep the plants warm and health y in gardens.
④Many of the trees go to zoos. Once a year, elephants in Austria get their favorite snack(点心). The trees taste sweet. Some other animals also like them.
⑤Some people like to have fun with the old trees. In Germany, people like a Christmas game. They try to throw(扔) the trees very far. It is an interesting tree- throwing game.
⑥As you can see, the lives of Christmas trees are short, but they bring people so much fun.