出国介绍信-条据书信 Dear sir/madam: At the request of Mr.Xizhen Chen,my former student in the Department of Computer Science,Beijing Univ.of Sciences,I am glad to write this letter furnishing my uation ofhis academic aptitude for your reference.Mr.Chen is interested in your graduate program in Computer Science.I came to know him in September 1987 when Mr.Chen enrolled in my class on FORTRAN IV Programming,a three semesterscourse.In the class he was one of the most outstanding students.At the s
