If you will send us a catalog by air,we shall（）very much.

Your immediate reply should reach us not later（）the end of this month.

We wih to acknowledge receipt of your letter of March 15,（）reached us yesterday.

We hope this unfortunate incident wil not afect the friendly relations（）us.

Scince we are well connected（）the department stores here,we can obtain a number of orders for you.

“朋友圈”找客戶的方法主要是指以下哪些網(wǎng)站？（）

If the first shipment is satisfactory,we can（）with you some repeat orders.

Please take the necessary steps（）delay.

We have established an irrevocable letter of credit（）your favour with the Bank of China,Guandong．

We are glad that in the past few years,（）joint efforts,have greatly promoted both business and friendship.