阅读理解： Letter 1 December 1, 2009 Dear Mr. John Campbell, We have received your letter of November 20, 2009 about your latest model of mountain bikes, in which we are very much interested. We believe that they will sell well here in the U.S.A. Please send us further details of your prices and terms of sales. Your favorable quotation (报价) will be appreciated. We look forward to hearing from you soon. Yours sincerely, Robert Loftus Marketing Manager Letter 2 December 4, 2009 Dear Mr. Robert Loftus, Thank you for your letter of December 1st inquiring about our latest model of mountain bikes. We are pleased to send you the catalogue (产品目录) and price list you asked for. You will find our quotation reasonable with attractive terms of sales. We are looking forward to receiving your order at the earliest time. Very truly yours, John Campbell Sales Manager 41. What product is inquired about in the first letter? The latest model of ___________________________________. 42. What information of the product does Mr. Robert Loftus ask for? Further details of the prices and _________________________. 43. What is enclosed with the second letter? The catalogue and ____________________________________. 44. Who writes the second letter? John Campbell, ________________________________ manager. 45. What does Mr. John Campbell say about the quotation of the product? He says it is __________________ with attractive terms of sales.