be keen on后面加什么形式

　　So you must be keen on pop music.

　　那么你一定喜欢流行音乐了。

　　He'd be keen on playing in England, for sure.

　　他当然很希望在英格兰踢球。

　　Tom was saying you might be keen on yoga.

　　汤姆说你可能爱好瑜伽功。

　　They tend to be keen on volume of effort and overlook efficiency.

　　他们倾向于努力的量而忽略了效率。

　　Lovers should be keen on the affairs of their partners to keep the relationship going.

　　恋人们，你的另一半可能会有艳遇，多加注意以便关系得以维持。

　　Orban appeared to be keen on seeing further Chinese investment in infrastructure in CEE countries.

　　欧尔班似乎盼望中国进一步投资中东欧国家基础设施。

　　And the braver among them will be keen on the expectation that the children take responsibility for their own progress.

　　他们热切地期待学生可以为他们自己的进步做主。

　　Man be keen on face-saving after all.

　　男人嘛毕竟都是要面子的。