改正下面这封介绍信中的语法错误(共有十处)。

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.ADD AL，AH B.ADD [BX+3]，AL C.ADD AH，[DI] D.ADD [BX]，DA1（DA1是变量名）

A.MOV AX，[BX][SI] B.MOV AX，-2[BX][DI] C.MOV AX，[BX][BP] D.MOV AX，-1[BX][SI]