He likes singing songs, but I sing ____________ than he does.
A. more good B. best C. more worse D. better
【答案】D
【解析】句意:他喜欢唱歌,但是我比他更喜欢唱歌。A. more good用法错误;B. best最高级;C. more worse用法错误;D. better比较级。根据句中的than可知此处要用比较级形式,这里better是副词well的比较级,修饰动词sing;故答案选D。