Those who lauded Shelton's eighth studio album appreciated the nuances. "Mine Would Be You" is a generic country song if you stop listening after two choruses. "My Eyes" (with Blake bestieGwen Sebastian) was a white-hot love song. The oft-covered "Granddaddy's Gun" brought attitude missin...
【解析】分析句子成分可知,主语“I我”;谓语“be listening to正在听";宾语"tour guide导游人员”;句子完整不缺少成分,结合选项可知选择形容词或者副词,因此横线处可填副词来修饰动词,不能填形容词(用来修饰名词);A项“有趣的”;B项“积极的”;C项“仔细的”;D项“仔细地”;故答案为D。