问答题 .Direction: Write a letter of certification according to the information given below.
    请以系办公室的名义，写一封证明信。证明黄文于2014～2018年期间就读于××大学经济管理系，其专业为市场营销。该生一直学习努力，品德优秀，责任感强，对任何雇主来说都将是一名理想的雇员。
To whom it may concern,
    This is to certify that     1    has studied in the Department of Economics and Management of ×× University from     2    . His major is     3    .
    During the past four years, Mr. Huang has studied very hard. We have found him a boy with good character and a strong     4    , which will make him     5    for any prospective employer.
   

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