The payment is made by an irrevocable（） letter of credit in our favor.

Try your best to know your costs before you set produ.

International trade gives consumers and countries the opportunity to（） goods andservices not available in their own countries. 

It is recommended not to pay bills too soon.

We usually keep a large supply （）stock.

- You are right. How do you analyze our weaknesses？一 we put less emphasis on the overall design.（）    

The bank grand door faces south （）is Bank of China.

The following hints may help you stay energized， or at least（） until you can make the time for rest. 

一 Can you show me the schedule？-（）. 

I plan to use the media mix to （）reach our .