While （） an enquiry, you ought to enquire into quality specification and price etc.

（）you know,this is a popular brand,which can see easily in our market.

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.

We hope that you wil look（）the cause of the defective goods.

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

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

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

Please take the necessary steps（）delay.

“朋友圈”找客户的方法主要是指以下哪些网站？（）