We note from your letter of September 10th that you are interested ____ walnut meat.
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Can you offer us machine tools ___ the following specification?
Will you send us _____ return mail pamphlets and price list ____ your exports?
We refer ___ you letter of May 2.
We are looking forward to ___ your L/C for Order No 123.( )
Gen erally we cover in sura nee __ defi nite ( 明确的 ) in structi ons from our clie nts.()