以下是在2018年12月15日写的一封信,请你帮忙补充完整。 _____1____ ,2018 Dear ___2__ (先生), Thank you for __3____ (订购)100 cases of shirts. And your __4__(订单) will be shipped within next five days. Here we recommend you __5__ (使用)carton for shipment instead of wooden case. The carton is lighter and ____6_ (更加方便的), especially with low cost. Recently our company has used cartons for shipment in the trade with other American ___7__(公司). And it had good results. Attached are ____8___ (价格表)and some photos of carton shipment for your reference. I look forward to your _______9____ (早日回复). Sincerely, ——10————