1、I am an influential person and still have a great deal of important work to do.
我是個有影響的人，還有很多重要的工作要做。

2、I'm the most powerful and influential person in the world!
我是世界上最強大、最有影響力的人！

3、Who has been the most influential person in your sporting career?
誰人在你的體育事業(yè)中影響最大？