【单选题】We owe your name and address ______ Messrs. Smith & Co, Inc. in New York, through which we learnt we learnt that you were one of the largest importers of furniture.
【单选题】We owe your name and address_______Messrs. Smith&Co,Inc. in New York, through which we learnt that you were one of the largest importers of furniture.
【单选题】We owe your name and address ________ Messrs. Smith &Co, Inc. in New York, through which we learnt that you were one of the largest importers of furniture.