题目

阅读下面材料根据其内容和所给段落开头语续写两段 使之构成一篇完整的短文。Rivaldo was playing football from the age of 4. When he was 7, he joineda local football club. He attended the training regularly but never got achance to play in matches. But the coach had faith in him. He told Rivaldo thathe should focus on his training, and one day he would get the chance. Rivaldohad no other option but to continue training in the club. He was training veryhard and focused on improving himself. Even after two years in the club, he never played in a match. He was noteven下列物质在氧气中燃烧的实验现象描述正确的是A.打开浓盐酸瓶盖，瓶口有白雾B.铁锈与稀盐酸反应溶液变成浅绿色C.铁丝在空气中剧烈燃烧，火星四射D.碳还原氧化铜生成铜