1. My reason for leaving my present employment is that I am desirous of getting broader experience in trading.本人离职的理由：希望在贸易方面，能获得更广泛的经验。2. my reason for leaving the company is that I wish to get into the advertising business.本人去职原因，是希望在广告业方面发展。3. I am leaving our office to be with my mother and care for my aged mother in a distant city.我为照顾住在远地..