第1个回答 2013-05-29
Upon my graduation, I began to work in a Japanese enterprise. And ever since, I have been working for seven years.
========如有疑问,马上追问!祝学习进步========本回答被网友采纳
第2个回答 2013-05-29
I joined a company with Japanese investment right after I graduated and have been worked there for already 7 years (without any change).
第3个回答 2013-05-29
I joined a japanese company unpon graduation. Seven years has passed since then.