您要查找的是不是：
- He's mad keen on planes. 他对飞机十分着迷。
- She's mad keen on hockey/on Arthur Higgins. 她极喜爱曲棍球[阿瑟·希金斯]。
- He seemed mad keen on (ie very interested in) my sister. 他发疯似的爱着我妹妹.
- The children are mad keen to go to the zoo. 孩子们非常想去动物园。
- He's very keen on her but she's always brushing him off. 他非常喜爱她，但她总是不理睬他。
- I'm very keen on outdoor sports. 我非常喜欢室外运动。
- He wasn't keen on the plan, but we managed to bring him round. 他本来不太喜欢这个计划，但我们设法把他说服了
- The only explanation for his behavior is that he' s mad. 对他的行为的唯一解释是他疯了。
- Laptop is suitable for use on planes. 膝上型电脑适合飞机上使用。
- I'm not all that keen on baseball. 我根本就不喜欢棒球。
- I am very keen on outdoor sports. 我非常喜欢室外运动。
- He seemed mad keen on (ie very interested in) my sister 他发疯似的爱著我妹妹.
- Mrs Hill is keen on Tom's marrying Susan. 希尔太太很希望汤姆能和苏珊结婚。
- Jim Cramer, the host of CNBC's Mad Money. JimCramer，CNBC的节目主持人。
- She's very keen on do it yourself. 她很喜欢自己干维修活儿。
- Mrs. Miller is very keen on art. 米勒太太对艺术很感兴趣。
- Environmentalists are keen on degradable materials. 环保分子特别喜爱能够自然分解的材料。
- He is very keen on playing hockey. 他非常热中于打曲棍球。
- He was quite keen on swapping books with friends. 他非常热衷于和朋友们交换书籍。
- Do you shoes always get smaller on planes,too? 你的鞋子在机上也会变小吗?
