We are waiting ______ your reply ______ our letter.
B
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______,weareairmailingyouourlatestquotation-sheet.
In ____ of quality, our make is superior.
Wearepleasedtoinformyouthattheitemyourequestedcanbesupplied______stock.
We______theseminarsponsoredbyyouinSeptemberlastyear.
We look forward to ____ trial order.
