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

We（）some brochurs（）to illustrate the procucts we manufactured.

“朋友圈”找客戶的方法主要是指以下哪些網(wǎng)站？（）

We are awaiting your revised draft（）keen interest.

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

As we are heavily committed,we are sorry that we are not in a（）to accept new orders.

We hereby register a claim with you（）the basis of here,we can obtain a number of orders for you.

As to chemical products we are well connected（）the major producers in America.

Risks other（）All Risks and War Risk can be covered if the extra pr－ enium should be borne by the buyer.

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