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

“朋友圈”找客戶的方法主要是指以下哪些網(wǎng)站？（）

“找客戶實(shí)操過程”見面課中提到的谷歌搜索引擎優(yōu)化，是的以下哪個(gè)縮寫？（）

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

We trust the mentioned shipment will reach you（）sound condition.

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

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

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

We are glad to enter （） business relations with your corporation.

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