Read the following paragraph and cross out the TWO irrelevant se

Read the following paragraph and cross out the TWO irrelevant sentences. 　November and December are wonderful months for gardening in St. Petersburg, Florida. While residents of northern states are more concerned with preparations for winter，gardeners on the Sun coast of Florida can enjoy natural circumstances that enhance their efforts. Football enthusiasts in November and December can enjoy the sport throughout the country. Temperatures in Florida are warm enough to grow abundant amounts of flowers and vegetables. Flowers can be seen everywhere in the US. Plants and gardeners are relatively free from the annoying bug populations that present problems during the summer. If you enjoy gardening，you’ll find November and December good months in St. Petersburg，Florida.
【正确答案】：Football enthusiasts in November and December can enjoy the sport throughout the country.
【题目解析】：本段的主题句是November and December are wonderful months for gardening in St. Petersburg, Florida.其中wonderful months for gardening是关键词。这就要求全段所有推展句必须围绕这个关键词展开。所以文中的Football enthusiasts in November and December can enjoy the sport throughout the country.和段落的主题无关，破坏了段落的统一性，也就是正确答案。