指出并纠正下面信函中介词用法的十个错误：

A.Dear B.Sir： C.As an accounting major planning to graduate this spring， D.Because E.I am also enrolled into a business communications class and have been assigned a report， F.Between the people G.I have interviewed， H.I have discovered some conflicting ideas， I.I have been told that if J.I put forth the effort and perform like a good accountant should， K.I enrolled in accounting because my longterm goal i L.S t M.The number in the upper left—hand corner of the questionnaire corresponds with the name of your organization;however， N.If O.I receive your response before P.July 1， Q.I shall have your synopsis to you before

A.C：1) B.2) C.3) D.4) E.Between F.Bill and G.we have sorted 30 000 cards today.5) H.6) I.7) J.8)

A.引进比较对象 B.引进处所 C.引进原因 D.引进主动者

A.正确 B.错误

A.Dear B.Dell： C.Joseph D.Elliot，who does a splendid sell job for us in the E.North F.America,was telling me other day that he is planning to add some leather products to make him to increase his sales volume G.I immediately thought you，since unquestionably your newly introdueed leather bags of” H.May I.Flower”range are good quality and competitive price，and the fashion design and rich variety will surely prove attractive to buyers of various taste J.I very much hope the meeting will be mutually benefit K.Yours sincerely，

A.主要矛盾对事物发展起决定作用 B.矛盾的主要方面决定事物的性质 C.要集中力量解决主要矛盾 D.要坚持两点论和重点论的统一