分类：教育/科学-学习帮助
问题：单选6Mygrandfatherhadalwaystakena_ 
My grandfather had always tan a ________ interest in my work, and I had an equal admiration for the stories of his time.A) splendidB) weightyC) vagueD) keend
回答：keen interest固定搭配 极大的兴趣