the past three years,I have been in the office of the XX Trading Co., where I have been an accountant.本人曾經在XX貿易公司服務三年，擔任會計工作。
2.I am twenty years of age,and have been employed for the last two years by the XX Co.,in the general clerical work of the office.我今年20歲，曾在XX公司服務兩年，擔任一般文員工作。
3.I am twenty years of age,and am anxious to settle down to office work.本人20歲，希望能找到一個公司，以便安定下來。
e my graduation from the school two years ago, I have been employed in XX Hotel as a cashier.兩年前離校後，在XX酒店擔任出納員。