Many young people like playing football very much. In China we can often see children playing football on the playground. In China and England, people call British soccer football. They don't call it soccer.
    A British soccer ball is round. There are eleven players in a team. But an American football is not round. It's like an egg. They also have eleven players on the field in one team.
    American football is very popular（流行的）in the USA. Players can catch the ball with their hands. But in a British soccer team, only the goalkeeper（守门员）can pick up the ball with his hands.
    Playing ball games is good for you. It can make you happy and healthy.

有____个长方形  有____个正方形  有____个三角形

“文革”中最大的一起冤案是（    ）

我国的一个省级区域自然地理特征是：地形以山地为主，山脉呈南北纵列分布，气候湿热，河流短小水急，植物种类丰富。据此判断这个省级行政区为（    ）