Put the following sentences into the right order and make them complete letters. a、 when I was in charge of sales 10 years ago,one of the first orders I filled was from Burley & Sons. Since then ,of course,it has been a pleasure enjoying many ,many opportunities you offered. b、 Foe these 10 years our business has been consistently developed,with an average annual profit increase of 20%.In the meantime ,our sales distribution has been enlarged to the present 68 countries and areas from the original 10. That is why my colleagues and I share happiness and pride while celebrating the 10 th anniversary of the corporation. c、 Let’s work together for our ever greater success. d、 Surely we value all of our customers,but we feel a special responsibility to those like you ,Burley&Sons ,whom we have served. e、 Our satisfaction with our present business position comes largely from our being able to maintain and enhance our service record .So,while celebrating our 10 th anniversary ,I’d better ,on behalf of the whole corporation ,say ,”Thank you !Thank you for you ever continuing faith in us.” f、 Many thanks for your congratulation on the celebration of the 10 th anniversary of our corporation.