Our payment terms (付款方式)are ___ , irrevocable letter of credit for the full invoice value.( )

We note from your letter of September 10th that you are interested ____ walnut meat.

____ your in formati on, we have received a crowd of enq uiries from buyers in other directi on s.( )

This offer is firm, subject to your immediate reply ____ should reach us not later tha n the end of this mon th.( )

This is our best price, ____ which we have concluded many orders with other buyers in your city.( )