判断题：细菌和真菌在自然界的物质循环中起着重要的作用         （      ）

有人说，生命在赐给我们美好青春的同时，也赐给我们“青春痘”。这里的“青春痘”指的是（  ）

Ⅱ阶段商业用地分布特点是____。Ⅲ阶段商业用地出现的新的变化是____；该城市在发展的过程中，一些工厂迁出了老城区，工业区在城市区位中的变化总体上表现为：____，____；这种变化主要是为了____和____。

    There are two main kinds of sports. These two kinds of sports are team sports and individual(个人的) sports. Team sports are such sports as baseball，basketball and volleyball. Team sports need two separate(独立的) teams. The teams play against each other. They compete(竞争) against each other in order to get the best score. For example, in a football game, if Team A gets 7 points and Team B gets 3 points，Team A wins the game. Team sports are sometimes called competitive(竞争性的) sports.

    Besides team sports, there is another main type of sporting activity. It's individual sports. In individual sports there are no teams. People play individual sports such as swimming, skiing and running.

    Of course, it is possible(可能) to compete in individual sports. It is possible to keep a score in individual sports. The main difference, however, between team sports and individual sports is that team sports always require(要求) more than one person.