填空题Your immediate reply should reach us not later()the end of this month.
填空题Please take the necessary steps()delay.
填空题We hope that you wil look()the cause of the defective goods.
填空题()you know,this is a popular brand,which can see easily in our market.
填空题Scince we are well connected()the department stores here,we can obtain a number of orders for you.