分类：教育/科学-外语学习-英语考试
问题：IwanttoupdatemyEnglishability,bu? 
I want to update my  ability, but I have no idea what kind of material ___.选项: a、to listen to b、listening to c、for listening d、to listen
回答：A. to listen to
I have no idea what kind of material to listen to.
动词不定式作定语，与它所修饰的名词间有动宾关系，listen 是不及物动词，要带to才能带宾语。