Among the last groups of people to accept the new model were religious groups, who still ______ the idea that the earth was the centre of the universe.
解析： 在最后接受新模式的人里，有部分是宗教信仰者，那时依然坚信地球是宇宙中心的观点。cling to坚持，忠于(某观念、信条等)；紧抓，紧附,，紧偎(某人)。e.g. She clung to the hope that her son was not dead. 她抱定儿子并没有死的希望不放。apply to适用于；向…申请（要求）；致力于，专心于。adapt to变得习惯于…使适应于，能应付…。contribute to捐献。
