第9题: [单项选择]In the north of the country, the sun always shines ______ the vast prairie land in summer. A. brightly on B. bright on C. bright in D. brightly in 参考答案:A 答案解析:[解析] 本题空格处是说明亮的阳光总是照在大草原上。shine on the prairie的意思是“照在草原上”,副词brightly在此处修饰动词shine,因此A项为正确答案。